{"id":62580,"date":"2016-12-12T00:22:51","date_gmt":"2016-12-11T23:22:51","guid":{"rendered":"http:\/\/veredes.es\/blog\/?p=62580"},"modified":"2023-04-29T12:46:43","modified_gmt":"2023-04-29T10:46:43","slug":"naranjas-se-entiende-juan-carlos-arroyo","status":"publish","type":"post","link":"https:\/\/veredes.es\/blog\/naranjas-se-entiende-juan-carlos-arroyo\/","title":{"rendered":"[:es]\u00a1Con naranjas se entiende! | Juan Carlos Arroyo[:gl]Con laranxas ent\u00e9ndese! | Juan Carlos Arroyo[:en]With oranges he understands himself! | Juan Carlos Arroyo[:]"},"content":{"rendered":"<p>[:es]<figure id=\"attachment_62581\" aria-describedby=\"caption-attachment-62581\" style=\"width: 750px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62581\" src=\"http:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli.jpg\" alt=\"Enrico Rastelli | Fuente: http:\/\/malabaresdemacarena.blogspot.com.es\" width=\"750\" height=\"486\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli.jpg 500w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli-300x194.jpg 300w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli-160x105.jpg 160w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-62581\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Enrico Rastelli | Fuente: <a style=\"color: #999999;\" href=\"http:\/\/malabaresdemacarena.blogspot.com.es\/2014\/02\/historia-de-los-malabares.html\" target=\"_blank\" rel=\"noopener\">malabaresdemacarena.blogspot.com.es<\/a><\/span><\/figcaption><\/figure><\/p>\n<h5 style=\"text-align: justify;\"><strong>\u00a1Con naranjas se entiende!<\/strong><\/h5>\n<p style=\"text-align: justify;\">Dicen los expertos en aprendizaje que el esfuerzo m\u00e1s grande que el cerebro humano hace en toda su vida es aprender a contar: ser capaz de relacionar un n\u00famero (concepto abstracto) con una cantidad de algo y especialmente, que esa cantidad valga para cosas diferentes, tres caballos o tres flores.<sup>1<\/sup><\/p>\n<p style=\"text-align: justify;\">Todos los humanos conseguimos coronar ese puerto. El siguiente paso importante que debe hacer la cabecita de un chaval es la divisi\u00f3n, tambi\u00e9n relacionada con la abstracci\u00f3n y que vuelve a suponer otro reto para la mente.<\/p>\n<blockquote>\n<p style=\"text-align: justify;\"><strong>\u201cDivide y vencer\u00e1s\u201d<\/strong><\/p>\n<\/blockquote>\n<p style=\"text-align: justify;\">Conocer los conceptos no es sencillo pero\u00a0 conocerlos \u00edntimamente, asumirlos, incluso intuirlos, es bastante m\u00e1s dif\u00edcil.<\/p>\n<p style=\"text-align: justify;\">Una divisi\u00f3n es la obtenci\u00f3n de un valor relativo del numerador con relaci\u00f3n a una unidad de denominador, en caso contrario, el numerador es un valor absoluto, sin referencia; o como indica el <a href=\"https:\/\/dle.rae.es\/dividir\" target=\"_blank\" rel=\"noopener\">diccionario<\/a> de la RAE:<\/p>\n<blockquote>\n<p style=\"text-align: justify;\">\u201cAveriguar cu\u00e1ntas veces una cantidad, llamada dividendo, contiene a otra, llamada divisor\u201d.<\/p>\n<\/blockquote>\n<p style=\"text-align: justify;\">Dicho as\u00ed, de memoria, parece complejo pero, si se entiende, la operaci\u00f3n es muy potente, tan potente que una definici\u00f3n del <a href=\"https:\/\/www.rae.es\/?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">e-DRAE<\/a> de divisi\u00f3n es:<\/p>\n<blockquote>\n<p style=\"text-align: justify;\">\u201cModo de conocer las cosas, que sirve para dar clara idea de ellas\u201d<\/p>\n<\/blockquote>\n<p style=\"text-align: justify;\">Se puede abrir, con la divisi\u00f3n y la abstracci\u00f3n, una peque\u00f1a ventana al juego del pensamiento. Abstraer, tal y como lo define el diccionario de <a href=\"http:\/\/veredes.es\/blog\/carles-marti-maria-moliner-luis-gil\/?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">Mar\u00eda Moliner<\/a>, es separar mentalmente. Qu\u00e9 es dividir sino separar una cosa en partes iguales. Qu\u00e9 es entender si no hacer abstracci\u00f3n de un concepto para poder asimilarlo. Los animales no entienden porque no son capaces del inteligente ejercicio de la abstracci\u00f3n. Saber dividir es haber comprendido.<\/p>\n<p style=\"text-align: justify;\">Es f\u00e1cil saber <strong>dividir<\/strong>, pero no es f\u00e1cil saber qu\u00e9 es una <strong>divisi\u00f3n.<\/strong> Y constato que no es f\u00e1cil porque a\u00f1o tras a\u00f1o corroboro en la universidad que los alumnos no entienden que el <strong>m\u00f3dulo de deformaci\u00f3n<\/strong> es la divisi\u00f3n entre la tensi\u00f3n de un elemento y su deformaci\u00f3n unitaria, o sea<\/p>\n<figure id=\"attachment_62582\" aria-describedby=\"caption-attachment-62582\" style=\"width: 750px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62582\" src=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-01.jpg\" alt=\"Izq. el m\u00f3dulo de deformaci\u00f3n E no es m\u00e1s que una tensi\u00f3n relativa, o sea, la tensi\u00f3n que hay que aplicar a un material para que se deforme una unidad (que es una burrada porque las deformaciones de un material se miden en diezmil\u00e9simas). Derecha. Y una tensi\u00f3n (cociente entre fuerza y superficie) no es m\u00e1s que una fuerza relativa, o sea, la fuerza que act\u00faa en una superficie unidad.\" width=\"750\" height=\"297\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-01.jpg 657w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-01-300x119.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-62582\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Izq. El m\u00f3dulo de deformaci\u00f3n E no es m\u00e1s que una <strong>tensi\u00f3n relativa<\/strong>, o sea, la tensi\u00f3n que hay que aplicar a un material para que se deforme una unidad (que es una burrada porque las deformaciones de un material se miden en diezmil\u00e9simas).<\/span><br \/><span style=\"color: #999999;\">Dcha. Y una tensi\u00f3n (cociente entre fuerza y superficie) no es m\u00e1s que una fuerza relativa, o sea, la fuerza que act\u00faa en una superficie unidad.<\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\">En cambio s\u00ed entienden, y lo s\u00e9 porque se lo pregunto tal cual, que el precio de las naranjas es el cociente entre el precio total que pago por las naranjas y su peso en kilos. Basta trasladar ese entendimiento a la resistencia de materiales para entender el m\u00f3dulo.<\/p>\n<p style=\"text-align: justify;\">Entienden tambi\u00e9n mucho mejor el <a href=\"https:\/\/es.wikipedia.org\/wiki\/Funci%C3%B3n_lineal?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\"><strong>comportamiento lineal<\/strong><\/a> si, en vez de explicarlo de forma matem\u00e1tica mediante una recta, les digo que \u201cel frutero es lineal\u201d si aplica siempre el mismo precio: si se llevan un kilo, un euro, si se llevan dos, dos euros. Y cada kilo de m\u00e1s que se lleven es un euro m\u00e1s.<\/p>\n<figure id=\"attachment_62583\" aria-describedby=\"caption-attachment-62583\" style=\"width: 750px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62583\" src=\"http:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-No-lineal.jpg\" alt=\"Comportamientos Lineal y No Lineal\" width=\"750\" height=\"428\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-No-lineal.jpg 1000w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-No-lineal-300x171.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-62583\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Comportamientos Lineal y No Lineal<\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\">En cambio, el frutero se comportar\u00eda de forma <a href=\"https:\/\/es.wikipedia.org\/wiki\/No_linealidad?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\"><strong>no lineal<\/strong><\/a> cuando a mayor cantidad comprada menor precio unitario (pendiente de la recta secante). Esto tiene varias complicaciones operativas porque nunca sabes a priori cuanto va a costar el siguiente kilo (pendiente de la recta tangente) porque depende de los kilos totales comprados, sin embargo tiene una ventaja clar\u00edsima para comprador (paga menos) y para vendedor (vende m\u00e1s). En hormig\u00f3n esta ventaja se llama <a href=\"http:\/\/ingenio.xyz\/blog\/20161022-webinar-numeros-gordos.html?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">ductilidad<\/a> y supone ente otras ventajas que las vigas d\u00factiles antes de romperse se deforman mucho, \u00a1avisan!<\/p>\n<p style=\"text-align: justify;\">Tambi\u00e9n retirar\u00eda este esquema<\/p>\n<blockquote>\n<p style=\"text-align: justify;\"><strong>\u201c\u00a1Con naranjas lo entienden!<\/strong>\u201d<\/p>\n<\/blockquote>\n<p style=\"text-align: justify;\">Si se les habla de dos magnitudes m\u00e1s abstractas, como las tensiones y las deformaciones, no entienden el cociente, no entienden la medida relativa que una divisi\u00f3n propone. Pero con naranjas, o con pl\u00e1tanos, lo entienden.<\/p>\n<figure id=\"attachment_62584\" aria-describedby=\"caption-attachment-62584\" style=\"width: 750px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62584\" src=\"http:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Michael-Moschen-Photo-Joseph-Del-ValleGetty-Images.jpg\" alt=\"Michael Moschen (Photo: Joseph Del Valle\/Getty Images)\" width=\"750\" height=\"422\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Michael-Moschen-Photo-Joseph-Del-ValleGetty-Images.jpg 640w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Michael-Moschen-Photo-Joseph-Del-ValleGetty-Images-300x169.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-62584\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Michael Moschen (Photo: Joseph Del Valle\/Getty Images)<\/span><\/figcaption><\/figure>\n<h5 style=\"text-align: justify;\"><strong>Y los profesores \u00bflo entienden los profesores? <\/strong><\/h5>\n<p style=\"text-align: justify;\"><a href=\"https:\/\/es.wikipedia.org\/wiki\/Richard_Feynman?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">Feynman<\/a><sup>2<\/sup>, un famoso f\u00edsico, cient\u00edfico, premio Nobel que dedic\u00f3 una parte importante de su vida a reformular la teor\u00eda cu\u00e1ntica y otra parte de su vida cient\u00edfica a ense\u00f1ar, cuenta que, en sus famosos (por juerguistas) viajes a Brasil le preguntaron en una Universidad por la raz\u00f3n de que no hubiese Premios Nobel de f\u00edsica brasile\u00f1os y contest\u00f3 que, por su conocimiento de las universidades, libros y profesores brasile\u00f1os pod\u00eda afirmar que \u00e9stos no sab\u00edan f\u00edsica y que su conocimiento se reduc\u00eda a las retah\u00edlas le\u00eddas en los libros.<\/p>\n<p style=\"text-align: justify;\">Esta imagen de ense\u00f1anza me recuerda, entre otras, a las clases de religi\u00f3n en las que se ense\u00f1aba mediante las letan\u00edas responsoriales de los catecismos.<\/p>\n<figure id=\"attachment_62585\" aria-describedby=\"caption-attachment-62585\" style=\"width: 750px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62585\" src=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-La-familia-y-uno-m\u00e1s-Arquitecto.jpg\" alt=\"La familia y uno m\u00e1s - Arquitecto\" width=\"750\" height=\"563\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-La-familia-y-uno-m\u00e1s-Arquitecto.jpg 480w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-La-familia-y-uno-m\u00e1s-Arquitecto-300x225.jpg 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-62585\" class=\"wp-caption-text\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/www.youtube.com\/watch?v=WXNcJQy5w-w\" target=\"_blank\" rel=\"noopener\">La familia y uno m\u00e1s &#8211; Arquitecto<\/a><\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\">Recuerdo una clase de matem\u00e1ticas de 2\u00ba de carrera, con unas pizarras kilom\u00e9tricas escritas con un orden exquisito, impropias de una persona que sabe y explica, pero propias de una persona que copia. El profesor, de espaldas, estaba escribiendo y, a la vez, leyendo lo que escrib\u00eda. En un momento determinado un alumno, que a\u00fan hoy no alcanzo a entender c\u00f3mo pod\u00eda estar siguiendo la clase, dijo:<\/p>\n<blockquote>\n<p style=\"text-align: justify;\">\u201cPerdone, no entiendo el paso que ha dado entre el final de la quinta l\u00ednea y el principio de la sexta. El profesor gir\u00f3 su cara hacia el aulario, mir\u00f3 la quinta l\u00ednea, mir\u00f3 sus apuntes, mir\u00f3 la sexta l\u00ednea, frunci\u00f3 el ce\u00f1o, cotej\u00f3 y, con el gesto tranquilo, concluy\u00f3: perdonad <strong>\u00a1me he saltado una l\u00ednea!\u201d<\/strong><\/p>\n<\/blockquote>\n<p style=\"text-align: justify;\">El problema, como dice J.L.G. Quir\u00f3s<sup>3<\/sup> es que la ciencia es muy f\u00e1cilmente imitable. Basta con conocer la farragosa jerga cient\u00edfica y matem\u00e1tica para poder embaucar con mayor o menor \u00e9xito. Esto pasa f\u00e1cilmente en la relaci\u00f3n profesor alumno, pero tambi\u00e9n pasa en la tecnolog\u00eda de alto nivel e, incluso en la alta ciencia. Casos de fraudes se han descubierto bastantes, habr\u00e1 muchos otros danzando libres por los libros. Seguramente en este texto tambi\u00e9n. Su labor de lectores es no cre\u00e9rselo, criticar y reescribir.<\/p>\n<h5 style=\"text-align: justify;\"><strong>\u00bfEs posible otro tipo de ense\u00f1anza? Yo creo que s\u00ed<\/strong><\/h5>\n<p style=\"text-align: justify;\">Una ense\u00f1anza en la que el profesor lo entienda, lo transmita con emoci\u00f3n y se preocupe de que el alumno lo reciba claro:<em> Aprende a armar un muro en menos de 3 min<\/em>.<\/p>\n<p><iframe loading=\"lazy\" title=\"Aprende a armar un muro de contenci\u00f3n en menos de 3 minutos\" width=\"696\" height=\"392\" src=\"https:\/\/www.youtube.com\/embed\/-DB_ZmwR9y0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n<p style=\"text-align: center;\"><strong>\u00a1Con naranjas se entiende!<\/strong><\/p>\n<p style=\"text-align: justify;\">Juan Carlos Arroyo (<a href=\"http:\/\/ingenio.xyz\/?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">ingenio.xyz<\/a>) ingeniero de camino.<br \/>\nMadrid, Noviembre 2016<\/p>\n<p style=\"text-align: justify;\">Notas:<\/p>\n<p style=\"text-align: justify;\"><sup>1 <\/sup><a href=\"https:\/\/www.amazon.es\/gp\/product\/B00H3VDM04?ie=UTF8&amp;camp=3626&amp;creativeASIN=B00H3VDM04&amp;linkCode=xm2&amp;tag=wwwveredeses-21\" target=\"_blank\" rel=\"noopener\">Los n\u00fameros primos<\/a>; Enrique Graci\u00e1n, Ed. RBA. Rese\u00f1a: Enrique Graci\u00e1n es un descubrimiento maravilloso si os gusta la divulgaci\u00f3n cient\u00edfica.<\/p>\n<p style=\"text-align: justify;\"><sup>2<\/sup> <a href=\"https:\/\/www.amazon.es\/gp\/product\/8420684902?ie=UTF8&amp;camp=3626&amp;creativeASIN=8420684902&amp;linkCode=xm2&amp;tag=wwwveredeses-21\" target=\"_blank\" rel=\"noopener\">\u00bfEst\u00e1 Ud. de broma Sr. Feynman? Aventuras de un curioso personaje;<\/a> Richard P. Feynman. Ed. Alianza editorial. 1987, 6\u00aa reimpr. 2003 Rese\u00f1a: Aventuras de un premio nobel. Divertid\u00edsimo. No dej\u00e9is de leerlo.<\/p>\n<p style=\"text-align: justify;\"><sup>3 <\/sup>Varios art\u00edculos de <a href=\"http:\/\/jlgonzalezquiros.es\/cienciaytecnologia.html?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">Jos\u00e9 Luis Gonz\u00e1lez Quir\u00f3s<\/a>. Rese\u00f1a: Leer a Jos\u00e9 Luis G. Quir\u00f3s es hacer un viaje de placer por la filosof\u00eda de la ciencia.<\/p>\n<p>[:gl]<figure id=\"attachment_62581\" aria-describedby=\"caption-attachment-62581\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62581\" src=\"http:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli.jpg\" alt=\"Enrico Rastelli | Fuente: http:\/\/malabaresdemacarena.blogspot.com.es\" width=\"640\" height=\"415\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli.jpg 500w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli-300x194.jpg 300w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli-160x105.jpg 160w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-62581\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Enrico Rastelli | Fonte: <a style=\"color: #999999;\" href=\"http:\/\/malabaresdemacarena.blogspot.com.es\/2014\/02\/historia-de-los-malabares.html\" target=\"_blank\" rel=\"noopener\">malabaresdemacarena.blogspot.com.es<\/a><\/span><\/figcaption><\/figure><\/p>\n<p style=\"text-align: justify;\">Din os expertos en aprendizaxe que o esforzo m\u00e1is grande que o cerebro humano fai en toda a s\u00faa vida \u00e9 aprender a contar: ser capaz de relacionar un n\u00famero (concepto abstracto) cunha cantidade de algo e especialmente, que esa cantidade valla para cousas diferentes, tres cabalos ou tres flores.<sup>1<\/sup><\/p>\n<p style=\"text-align: justify;\">Todos os humanos conseguimos coroar ese porto. O seguinte paso importante que debe facer a cabecita dun rapaz \u00e9 a divisi\u00f3n, tam\u00e9n relacionada coa abstracci\u00f3n e que volve supo\u00f1er outro reto para a mente.<\/p>\n<blockquote><p><strong>\u201cDivide e vencer\u00e1s\u201d<\/strong><\/p><\/blockquote>\n<p style=\"text-align: justify;\">Co\u00f1ecer os conceptos non \u00e9 sinxelo pero co\u00f1ecelos intimamente, asumilos, mesmo intu\u00edlos, \u00e9 bastante m\u00e1is dif\u00edcil.<\/p>\n<p style=\"text-align: justify;\">Unha divisi\u00f3n \u00e9 a obtenci\u00f3n dun valor relativo do numerador con relaci\u00f3n a unha unidade de denominador, en caso contrario, o numerador \u00e9 un valor absoluto, sen referencia; ou como indica o <a href=\"https:\/\/dle.rae.es\/dividir\" target=\"_blank\" rel=\"noopener\">diccionario<\/a> da RAE:<\/p>\n<blockquote><p>\u201cPescudar cantas veces unha cantidade, chamada dividendo, cont\u00e9n a outra, chamada divisor\u201d.<\/p><\/blockquote>\n<p style=\"text-align: justify;\">Dito as\u00ed, de memoria, parece complexo pero, se se entende, a operaci\u00f3n \u00e9 moi potente, tan potente que unha definici\u00f3n do <a href=\"https:\/\/www.rae.es\/?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">e-DRAE<\/a> de divisi\u00f3n \u00e9:<\/p>\n<blockquote><p>\u201cModo de co\u00f1ecer as cousas, que serve para dar clara idea delas\u201d<\/p><\/blockquote>\n<p style=\"text-align: justify;\">P\u00f3dese abrir, coa divisi\u00f3n e a abstracci\u00f3n, unha pequena xanela ao xogo do pensamento. Abstraer, tal e como o define o dicionario de <a href=\"http:\/\/veredes.es\/blog\/gl\/carles-marti-maria-moliner-luis-gil\/?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">Mar\u00eda Moliner<\/a>, \u00e9 separar mentalmente. Que \u00e9 dividir sen\u00f3n separar unha cousa en partes iguais. Que \u00e9 entender se non facer abstracci\u00f3n dun concepto para poder asimilalo. Os animais non entenden porque non son capaces do intelixente exercicio da abstracci\u00f3n. Saber dividir \u00e9 comprender.<\/p>\n<p style=\"text-align: justify;\">\u00c9 f\u00e1cil saber<strong> dividir,<\/strong> pero non \u00e9 f\u00e1cil saber que \u00e9 unha <strong>divisi\u00f3n<\/strong>. E constato que non \u00e9 f\u00e1cil porque ano tras ano corroboro na universidade que os alumnos non entenden que o <strong>m\u00f3dulo de deformaci\u00f3n<\/strong> \u00e9 a divisi\u00f3n entre a tensi\u00f3n dun elemento e a s\u00faa deformaci\u00f3n unitaria, ou sexa<\/p>\n<figure id=\"attachment_62582\" aria-describedby=\"caption-attachment-62582\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62582\" src=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/&iexcl;Con-naranjas-se-entiende-Juan-Carlos-Arroyo-01.jpg\" alt=\"Izq. el m\u00f3dulo de deformaci\u00f3n E no es m\u00e1s que una tensi\u00f3n relativa, o sea, la tensi\u00f3n que hay que aplicar a un material para que se deforme una unidad (que es una burrada porque las deformaciones de un material se miden en diezmil\u00e9simas). Derecha. Y una tensi\u00f3n (cociente entre fuerza y superficie) no es m\u00e1s que una fuerza relativa, o sea, la fuerza que act\u00faa en una superficie unidad.\" width=\"640\" height=\"253\" \/><figcaption id=\"caption-attachment-62582\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Esquerda. O m\u00f3dulo de deformaci\u00f3n E non \u00e9 m\u00e1is que unha tensi\u00f3n relativa, ou sexa, a tensi\u00f3n que hai que aplicar a un material para que se deforme unha unidade (que \u00e9 unha burrada porque as deformaci\u00f3ns dun material m\u00eddense en diezmil\u00e9simas).<\/span><br \/> <span style=\"color: #999999;\">Dereita. E unha tensi\u00f3n (cociente entre forza e superficie) non \u00e9 m\u00e1is que unha forza relativa, ou sexa, a forza que act\u00faa nunha superficie unidade.<\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\">En cambio si entenden, e seino porque llo pregunto tal cal, que o prezo das laranxas \u00e9 o cociente entre o prezo total que pago polas laranxas e o seu peso en quilos. Basta trasladar ese entendemento \u00e1 resistencia de materiais para entender o m\u00f3dulo.<\/p>\n<p style=\"text-align: justify;\">Entenden tam\u00e9n moito mellor o <a href=\"https:\/\/es.wikipedia.org\/wiki\/Funci%C3%B3n_lineal?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\"><strong>comportamento lineal<\/strong><\/a> se, no canto de explicalo de forma matem\u00e1tica mediante unha recta, d\u00edgolles que \u201co frutero \u00e9 lineal\u201d se aplica sempre o mesmo prezo: se levan un quilo, un euro, se levan dous, dous euros. E cada quilo de m\u00e1is que leven \u00e9 un euro m\u00e1is.<\/p>\n<figure id=\"attachment_62583\" aria-describedby=\"caption-attachment-62583\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62583\" src=\"http:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-No-lineal.jpg\" alt=\"Comportamientos Lineal y No Lineal\" width=\"640\" height=\"365\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-No-lineal.jpg 1000w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-No-lineal-300x171.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-62583\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Comportamentos Lineal e Non Lineal<\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\">En cambio, o frutero comportar\u00edase de forma <a href=\"https:\/\/es.wikipedia.org\/wiki\/No_linealidad?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\"><strong>non lineal<\/strong><\/a> ccando a maior cantidade comprada menor prezo unitario (pendente da recta secante). Isto ten varias complicaci\u00f3ns operativas porque nunca sabes a priori canto vai custar o seguinte quilo (pendente da recta tangente) porque depende dos quilos totais comprados, con todo ten unha vantaxe clar\u00edsima para comprador (paga menos) e para vendedor (vende m\u00e1is). En formig\u00f3n esta vantaxe ch\u00e1mase\u00a0<a href=\"http:\/\/ingenio.xyz\/blog\/20161022-webinar-numeros-gordos.html?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">ductilidade<\/a> e sup\u00f3n ente outras vantaxes que as vigas d\u00factiles antes de romper se deforman moito, avisan!<\/p>\n<p style=\"text-align: justify;\">Tam\u00e9n retirar\u00eda este esquema<\/p>\n<blockquote><p><strong>\u201cCon laranxas ent\u00e9ndeno!<\/strong>\u201d<\/p><\/blockquote>\n<p style=\"text-align: justify;\">Se se lles fala de d\u00faas magnitudes m\u00e1is abstractas, como as tensi\u00f3ns e as deformaci\u00f3ns, non entenden o cociente, non entenden a medida relativa que unha divisi\u00f3n prop\u00f3n. Pero con laranxas, ou con pl\u00e1tanos, ent\u00e9ndeno.<\/p>\n<figure id=\"attachment_62584\" aria-describedby=\"caption-attachment-62584\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62584 size-full\" src=\"http:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Michael-Moschen-Photo-Joseph-Del-ValleGetty-Images.jpg\" alt=\"Michael Moschen (Photo: Joseph Del Valle\/Getty Images)\" width=\"640\" height=\"360\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Michael-Moschen-Photo-Joseph-Del-ValleGetty-Images.jpg 640w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Michael-Moschen-Photo-Joseph-Del-ValleGetty-Images-300x169.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-62584\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Michael Moschen (Photo: Joseph Del Valle\/Getty Images)<\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\"><strong>E os profesores ent\u00e9ndeno os profesores?<\/strong><\/p>\n<p style=\"text-align: justify;\"><a href=\"https:\/\/es.wikipedia.org\/wiki\/Richard_Feynman?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">Feynman<\/a><sup>2<\/sup>, un famoso f\u00edsico, cient\u00edfico, premio Nobel que dedicou unha parte importante da s\u00faa vida a reformular a teor\u00eda cu\u00e1ntica e outra parte da s\u00faa vida cient\u00edfica a ensinar, conta que, nos seus famosos (por juerguistas) viaxes a Brasil pregunt\u00e1ronlle nunha Universidade pola raz\u00f3n de que non houbese Premios Nobel de f\u00edsica brasileiros e contestou que, polo seu co\u00f1ecemento das universidades, libros e profesores brasileiros pod\u00eda afirmar que estes non sab\u00edan f\u00edsica e que o seu co\u00f1ecemento reduc\u00edase \u00e1s lada\u00ed\u00f1as lidas nos libros.<\/p>\n<p style=\"text-align: justify;\">Esta imaxe de ensino l\u00e9mbrame, entre outras, \u00e1s clases de relixi\u00f3n nas que se ensinaba mediante as lada\u00ed\u00f1as responsoriales dos catecismos.<\/p>\n<figure id=\"attachment_62585\" aria-describedby=\"caption-attachment-62585\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62585\" src=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-La-familia-y-uno-m&aacute;s-Arquitecto.jpg\" alt=\"La familia y uno m\u00e1s - Arquitecto\" width=\"640\" height=\"480\" \/><figcaption id=\"caption-attachment-62585\" class=\"wp-caption-text\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/www.youtube.com\/watch?v=WXNcJQy5w-w\" target=\"_blank\" rel=\"noopener\">A familia e un mais &#8211; Arquitecto<\/a><\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\">Lembro unha clase de matem\u00e1ticas de 2\u00ba de carreira, cunhas lousas quilom\u00e9tricas escritas cunha orde exquisita, impropias dunha persoa que sabe e explica, pero propias dunha persoa que copia. O profesor, de costas, estaba a escribir e, \u00e1 vez, lendo o que escrib\u00eda. Nun momento determinado un alumno, que a\u00ednda hoxe non alcanzo a entender como pod\u00eda estar a seguir a clase, dixo:<\/p>\n<blockquote>\n<p style=\"text-align: justify;\">\u201cPerdoe, non entendo o paso que deu entre o final da quinta li\u00f1a e o principio da sexta. O profesor virou a s\u00faa cara cara ao aulario, mirou a quinta li\u00f1a, mirou os seus apuntamentos, mirou a sexta li\u00f1a, engurrou o ce\u00f1o, cotej\u00f3 e, co xesto tranquilo, conclu\u00edu: <strong>perdoade salteime unha li\u00f1a!\u201d<\/strong><\/p>\n<\/blockquote>\n<p style=\"text-align: justify;\">O problema, como di J.L.G. Quir\u00f3s<sup>3<\/sup> \u00e9 que a ciencia \u00e9 moi facilmente imitable. Basta con co\u00f1ecer a confusa xerga cient\u00edfica e matem\u00e1tica para poder embaucar con maior ou menor \u00e9xito. Isto pasa facilmente na relaci\u00f3n profesor alumno, pero tam\u00e9n pasa na tecnolox\u00eda de alto nivel e, mesmo na alta ciencia. Casos de fraudes descubr\u00edronse bastantes, haber\u00e1 moitos outros danzando libres polos libros. Seguramente neste texto tam\u00e9n. O seu labor de lectores \u00e9 non crerllo, criticar e reescribir.<\/p>\n<p style=\"text-align: justify;\"><strong>\u00c9 posible outro tipo de ensino? Eu creo que si.<\/strong><\/p>\n<p style=\"text-align: justify;\">Un ensino na que o profesor o entenda, transm\u00edtao con emoci\u00f3n e preoc\u00fapese de que o alumno o reciba claro: <em>Aprende a armar un muro en menos de 3 min.<\/em><\/p>\n<p><iframe loading=\"lazy\" title=\"Aprende a armar un muro de contenci\u00f3n en menos de 3 minutos\" width=\"696\" height=\"392\" src=\"https:\/\/www.youtube.com\/embed\/-DB_ZmwR9y0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n<p style=\"text-align: justify;\">Juan Carlos Arroyo (<a href=\"http:\/\/ingenio.xyz\/?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">ingenio.xyz<\/a>) enxe\u00f1eiro de cami\u00f1o.<br \/>\nMadrid, Novembro 2016<\/p>\n<p style=\"text-align: justify;\">Notas:<\/p>\n<p style=\"text-align: justify;\"><sup>1 <\/sup><a href=\"https:\/\/www.amazon.es\/gp\/product\/B00H3VDM04?ie=UTF8&amp;camp=3626&amp;creativeASIN=B00H3VDM04&amp;linkCode=xm2&amp;tag=wwwveredeses-21\" target=\"_blank\" rel=\"noopener\">Os n\u00fameros primos<\/a>; Enrique Graci\u00e1n, Ed. RBA. Rese\u00f1a: Enrique Graci\u00e1n \u00e9 un descubrimento marabilloso se vos gusta a divulgaci\u00f3n cient\u00edfica.<\/p>\n<p style=\"text-align: justify;\"><sup>2<\/sup> <a href=\"https:\/\/www.amazon.es\/gp\/product\/8420684902?ie=UTF8&amp;camp=3626&amp;creativeASIN=8420684902&amp;linkCode=xm2&amp;tag=wwwveredeses-21\" target=\"_blank\" rel=\"noopener\">Est\u00e1 vostede de broma Sr. Feynman? Aventuras dunha curiosa persoaxe;<\/a> Richard P. Feynman. Ed. Alianza editorial. 1987, 6\u00aa reimpr. 2003 Recensi\u00f3n: Aventuras dun premio nobel. Divertid\u00edsimo. Non deixedes de lelo.<\/p>\n<p style=\"text-align: justify;\"><sup>3 <\/sup>Varios artigos de <a href=\"http:\/\/jlgonzalezquiros.es\/cienciaytecnologia.html?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">Jos\u00e9 Luis Gonz\u00e1lez Quir\u00f3s<\/a>. Rese\u00f1a: Leer a Jos\u00e9 Luis G. Quir\u00f3s es hacer un viaje de placer por la filosof\u00eda de la ciencia.<\/p>\n<p>[:en]<figure id=\"attachment_62581\" aria-describedby=\"caption-attachment-62581\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62581\" src=\"http:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli.jpg\" alt=\"Enrico Rastelli | Fuente: http:\/\/malabaresdemacarena.blogspot.com.es\" width=\"640\" height=\"415\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli.jpg 500w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli-300x194.jpg 300w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Enrico-Rastelli-160x105.jpg 160w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-62581\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Enrico Rastelli | Source: <a style=\"color: #999999;\" href=\"http:\/\/malabaresdemacarena.blogspot.com.es\/2014\/02\/historia-de-los-malabares.html\" target=\"_blank\" rel=\"noopener\">malabaresdemacarena.blogspot.com.es<\/a><\/span><\/figcaption><\/figure><\/p>\n<p style=\"text-align: justify;\">The experts say in learning that the biggest effort that the human brain does in all his life is to learn to count: to be capable of relating a number (abstract concept) to a quantity of something and specially, that this quantity costs for different things, three horses or three flowers.<sup>1<\/sup><\/p>\n<p style=\"text-align: justify;\">All the human beings we manage to crown this port. The following important step that must do the cabecita of a lad is the division, also related to the abstraction and that returns to suppose another challenge for the mind.<\/p>\n<blockquote><p><strong>\u201cDivide and rule\u201d<\/strong><\/p><\/blockquote>\n<p style=\"text-align: justify;\">To know the concepts is simple but to know them intimately, to assume them, even to feel them, is more difficult enough.<\/p>\n<p style=\"text-align: justify;\">A division is the obtaining of a relative value of the numerator with relation to a unit of denominator, in opposite case, the numerator is an absolute value, without reference; or since the <a href=\"https:\/\/dle.rae.es\/dividir\" target=\"_blank\" rel=\"noopener\">dictionary of the RAE <\/a>indicates:<\/p>\n<blockquote><p>\u201cTo verify how many times a quantity, called dividend, contains other one, called divisor\u201d.<\/p><\/blockquote>\n<p style=\"text-align: justify;\">Saying like that, of memory, seems to be complex but, if he understands himself, the operation is very powerful, so powerful that a definition of <a href=\"https:\/\/www.rae.es\/?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">e-DRAE <\/a>of division it is:<\/p>\n<blockquote><p>\u201cWay of knowing the things, which it serves to give white of egg designs of them\u201d.<\/p><\/blockquote>\n<p style=\"text-align: justify;\">It is possible to open, with the division and the abstraction, a small window for the game of the thought. To be absent-minded, as <a href=\"https:\/\/veredes.es\/blog\/en\/carles-marti-maria-moliner-luis-gil\/?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">Mar\u00eda Moliner<\/a>&#8216;s dictionary defines it, is to separate mentally. What is to divide but to separate a thing in equal parts. What is to deal if not to do abstraction of a concept to be able to assimilate it. The animals do not deal because they are not capable of the intelligent exercise of the abstraction. To be able to divide is to have understood.<\/p>\n<p style=\"text-align: justify;\">It is easy to be able to <strong>divide<\/strong>, but it is not easy to know what is a <strong>division<\/strong>. And I state that it is not easy because year after year I corroborate in the university that the pupils do not understand that the <strong>module of deformation<\/strong> is the division between the tension of an element and his unitary deformation, or<\/p>\n<figure id=\"attachment_62582\" aria-describedby=\"caption-attachment-62582\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62582\" src=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/&iexcl;Con-naranjas-se-entiende-Juan-Carlos-Arroyo-01.jpg\" alt=\"Izq. el m\u00f3dulo de deformaci\u00f3n E no es m\u00e1s que una tensi\u00f3n relativa, o sea, la tensi\u00f3n que hay que aplicar a un material para que se deforme una unidad (que es una burrada porque las deformaciones de un material se miden en diezmil\u00e9simas). Derecha. Y una tensi\u00f3n (cociente entre fuerza y superficie) no es m\u00e1s que una fuerza relativa, o sea, la fuerza que act\u00faa en una superficie unidad.\" width=\"640\" height=\"253\" \/><figcaption id=\"caption-attachment-62582\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Left side. The module of deformation And it is not any more than a relative tension, or, the tension that it is necessary to apply to a material in order that a unit is deformed (that is a drove of donkeys because the deformations of a material measure up in ten-thousandth).<\/span><br \/> <span style=\"color: #999999;\">Right side. And a tension (quotient between force and surface) is not any more than a relative force, or, the force that operates in a surface unit.<\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\">On the other hand yes they deal, and I it know because I ask it him as is, that the price of the oranges is the quotient between the total price that I pay for the oranges and his weight in kilos. It is enough to move this understanding to the resistance of materials to understand the module.<\/p>\n<p style=\"text-align: justify;\">They understand also much better the <strong><a href=\"https:\/\/es.wikipedia.org\/wiki\/Funci%C3%B3n_lineal?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">linear behavior<\/a><\/strong> if, instead of explaining it of mathematical form by means of a straight line, I say to them that \u201cthe fruiterer is linear\u201d if it applies always the same price: if they take to themselves a kilo, an Euro, if they take two, two Euros to themselves. And every kilo of more than go it is one more Euro.<\/p>\n<figure id=\"attachment_62583\" aria-describedby=\"caption-attachment-62583\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62583\" src=\"http:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-No-lineal.jpg\" alt=\"Comportamientos Lineal y No Lineal\" width=\"640\" height=\"365\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-No-lineal.jpg 1000w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/\u00a1Con-naranjas-se-entiende-Juan-Carlos-Arroyo-No-lineal-300x171.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-62583\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Linear and non-linear equations<\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\">On the other hand, the fruiterer would behave of <a href=\"https:\/\/es.wikipedia.org\/wiki\/No_linealidad?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">not linear form<\/a> when to major bought minor quantity unitary price (dependent on the drying straight line). This has several operative complications because you never know a priori all that is going to cost the following kilo (dependent on the tangent straight line) because it depends on the total bought kilos, nevertheless it has the clearest advantage for buyer (he pays less) and for seller (it sells more). In concrete this advantage is called a ductility and entity supposes other advantages that the <a href=\"http:\/\/ingenio.xyz\/blog\/20161022-webinar-numeros-gordos.html?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">ductile<\/a> girders before breaking deform very much, they warn!<\/p>\n<p style=\"text-align: justify;\">Also he would withdraw this scheme<\/p>\n<blockquote><p><strong>\u201cWith oranges they understand it!<\/strong>\u201d<\/p><\/blockquote>\n<p style=\"text-align: justify;\">If they one speaks about two more abstract magnitudes, as the tensions and the deformations, they do not understand the quotient, do not understand the relative measure that a division proposes. But with oranges, or with bananas, they understand it.<\/p>\n<figure id=\"attachment_62584\" aria-describedby=\"caption-attachment-62584\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62584 size-full\" src=\"http:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Michael-Moschen-Photo-Joseph-Del-ValleGetty-Images.jpg\" alt=\"Michael Moschen (Photo: Joseph Del Valle\/Getty Images)\" width=\"640\" height=\"360\" srcset=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Michael-Moschen-Photo-Joseph-Del-ValleGetty-Images.jpg 640w, https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-Michael-Moschen-Photo-Joseph-Del-ValleGetty-Images-300x169.jpg 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-62584\" class=\"wp-caption-text\"><span style=\"color: #999999;\">Michael Moschen (Photo: Joseph Del Valle\/Getty Images)<\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\"><strong>And the teachers do teachers understand it? <\/strong><\/p>\n<p style=\"text-align: justify;\"><a href=\"https:\/\/es.wikipedia.org\/wiki\/Richard_Feynman?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">Feynman<\/a><sup>2<\/sup>, a famous physicist, scientist, I reward Nobel prize that dedicated an important part of his life to re-formulating the quantum theory and it departs from his scientific life to teach other one, tells that, in his famous ones (about revellers) trips to Brazil asked him in a University for the reason of which there were no Brazilian Nobel Prizes on physics and it answered that, for his knowledge of the universities, books and Brazilian teachers it could affirm that these did not know physics and that his knowledge was diminishing to the retah\u00edlas read in the books.<\/p>\n<p style=\"text-align: justify;\">This image of education remembers me, between others, to the classes of religion in which it was taught by means of the litanies responsoriales of the catechisms.<\/p>\n<figure id=\"attachment_62585\" aria-describedby=\"caption-attachment-62585\" style=\"width: 640px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-62585\" src=\"https:\/\/veredes.es\/blog\/wp-content\/uploads\/2016\/11\/Con-naranjas-se-entiende-La-familia-y-uno-m&aacute;s-Arquitecto.jpg\" alt=\"La familia y uno m\u00e1s - Arquitecto\" width=\"640\" height=\"480\" \/><figcaption id=\"caption-attachment-62585\" class=\"wp-caption-text\"><span style=\"color: #999999;\"><a style=\"color: #999999;\" href=\"https:\/\/www.youtube.com\/watch?v=WXNcJQy5w-w\" target=\"_blank\" rel=\"noopener\">The family and one more &#8211; Architect<\/a><\/span><\/figcaption><\/figure>\n<p style=\"text-align: justify;\">I remember a class of mathematics of 2 \u00ba of career, with a few kilometric slates corresponded with an exquisite order, improper of a person who knows and explains, but own of a person who copies. The teacher, of backs, was writing and, simultaneously, reading what he was writing. In a certain moment a pupil, that still today I do not manage to understand how it could be following the class, said:<\/p>\n<blockquote>\n<p style=\"text-align: justify;\">\u201cExcuse me, I do not understand the step that has given between the end of the fifth line and the beginning of the sixth one. The teacher turned his face towards the aulario, looked at the fifth line, looked at his notes, looked at the sixth line, wrinkled the frown, arranged and, with the calm gesture, concluded:<strong> excuse I have skipped a line!\u201d<\/strong><\/p>\n<\/blockquote>\n<p style=\"text-align: justify;\">The problem, as J.L.G. Quir\u00f3s<sup>3<\/sup> says, is that the science is very easily imitable. It is enough to know the involved scientific and mathematical slang to be able to fool with major or minor success. This teacher happens easily in the relation pupil, but also it happens in the high-level technology and, even in the high science. Cases of frauds have revealed themselves enough, there will be different many dancing free for the books. Surely in this text also. His readers&#8217; labor is not to believe itself it, to criticize and to rewrite.<\/p>\n<p style=\"text-align: justify;\"><strong>Is another type of education possible? I believe that yes.<\/strong><\/p>\n<p style=\"text-align: justify;\">An education in which the teacher understands it, transmits it emotionally and worry that the pupil receives clearly: <em>It learns to arm a wall in less with 3 min.<\/em><\/p>\n<p><iframe loading=\"lazy\" title=\"Aprende a armar un muro de contenci\u00f3n en menos de 3 minutos\" width=\"696\" height=\"392\" src=\"https:\/\/www.youtube.com\/embed\/-DB_ZmwR9y0?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n<p style=\"text-align: justify;\">Juan Carlos Arroyo (<a href=\"http:\/\/ingenio.xyz\/?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\">ingenio.xyz<\/a>) structural engineer.<br \/>\nMadrid, November 2016<\/p>\n<p style=\"text-align: justify;\">Notes:<\/p>\n<p style=\"text-align: justify;\"><sup>1 <\/sup><a href=\"https:\/\/www.amazon.es\/gp\/product\/B00H3VDM04?ie=UTF8&amp;camp=3626&amp;creativeASIN=B00H3VDM04&amp;linkCode=xm2&amp;tag=wwwveredeses-21\" target=\"_blank\" rel=\"noopener\">The prime numbers<\/a>; Enrique Graci\u00e1n, Ed. RBA. Review: Enrique Graci\u00e1n is a wonderful discovery if you like the scientific spreading.<\/p>\n<p style=\"text-align: justify;\"><sup>2<\/sup> <a href=\"https:\/\/www.amazon.es\/gp\/product\/8420684902?ie=UTF8&amp;camp=3626&amp;creativeASIN=8420684902&amp;linkCode=xm2&amp;tag=wwwveredeses-21\" target=\"_blank\" rel=\"noopener\">\u00bfEst\u00e1 Ud. de broma Sr. Feynman? Aventuras de un curioso personaje;<\/a> Richard P. Feynman. Ed. Alianza editorial. 1987, 6\u00aa reimpr. 2003 Review: Adventures of a prize nobel. The most enterteining. Do not stop reading it.<\/p>\n<p style=\"text-align: justify;\"><sup>3 <\/sup>Several<a href=\"http:\/\/jlgonzalezquiros.es\/cienciaytecnologia.html?affcode=34166_czq4xlne\" target=\"_blank\" rel=\"noopener\"> Jos\u00e9 Luis Gonz\u00e1lez Quir\u00f3s\u00b4s articles<\/a>. Review: Reading Jose Luis G. Quir\u00f3s is to do a trip of pleasure for the philosophy of the science.<\/p>\n<p>[:]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[:es] \u00a1Con naranjas se entiende! Dicen los expertos en aprendizaje que el esfuerzo m\u00e1s grande que el cerebro humano hace en toda su vida es aprender a contar: ser capaz de relacionar un n\u00famero (concepto abstracto) con una cantidad de algo y especialmente, que esa cantidad valga para cosas diferentes, tres caballos o tres flores.1 [&hellip;]<\/p>\n","protected":false},"author":56,"featured_media":62581,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5934,5951],"tags":[458,12774,1576,531,535,12772,12771,758,759,12339,4798,1886,7146,1103,7427,12773,1241,11477],"class_list":["post-62580","post","type-post","status-publish","format-standard","has-post-thumbnail","category-articulos","category-slider-principal","tag-educacion","tag-enrique-gracian","tag-ensenanza","tag-estructura","tag-estudiante","tag-ingenio-xyz","tag-jose-luis-gonzalez-quiros","tag-joven-arquitecto","tag-joven-valor","tag-juan-carlos-arroyo","tag-modelo-profesional","tag-on-line","tag-premio-nobel","tag-profesion","tag-profesor","tag-richard-p-feynman","tag-sociedad","tag-sociedad-red"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>[:es]\u00a1Con naranjas se entiende! 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