{"id":41759,"date":"2025-10-23T06:00:00","date_gmt":"2025-10-23T04:00:00","guid":{"rendered":"https:\/\/omnesmag.com\/?p=41759"},"modified":"2024-09-12T10:43:33","modified_gmt":"2024-09-12T08:43:33","slug":"andresa-casamayor-matematica-e-scrittrice","status":"publish","type":"post","link":"https:\/\/www.omnesmag.com\/it\/actualidad\/andresa-casamayor-matematica-y-escritora\/","title":{"rendered":"Scienziati cattolici: Andresa Casamayor, matematica e scrittrice"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Andresa Casamayor (30 novembre 1720 - 23 ottobre 1780) nacque a Saragozza da una ricca famiglia di commercianti. All'et\u00e0 di 17 anni scrisse il primo manuale scientifico scritto da una donna in Spagna, Tyrocinio aritm\u00e9tico. L'opera \u00e8 dedicata ai Padri Piaristi del Collegio di Saragozza, per cui \u00e8 facile pensare che sia stato un padre piarista a educarla. L'opera \u00e8 scritta con un chiaro intento didattico, per facilitare l'istruzione di molti che non possono ottenerla in altro modo. Inizia presentando le figure in modo semplice, come lettere di un alfabeto con cui si possono scrivere tutti i numeri, grandi quanto si vuole. Insieme ai numeri, il libro spiega il nostro sistema numerico, completamente posizionale, che \u00e8 molto pi\u00f9 semplice dei numeri romani e permette di eseguire le quattro operazioni aritmetiche in modo sistematico. Questo modo di lavorare \u00e8 quello che oggi pu\u00f2 essere programmato in un computer ed \u00e8 noto come algoritmo. Mar\u00eda Andresa non si limita a presentare le regole degli algoritmi in modo progressivamente pi\u00f9 difficile, ma vuole che i suoi lettori capiscano perch\u00e9 si fa in questo modo; perch\u00e9 questi algoritmi \u201cfunzionano\u201d. Inoltre, cerca di ottenere precisione e velocit\u00e0 nel calcolo. Cos\u00ec, non appena insegna una regola, passa ad applicarla a problemi del mondo del commercio, con monete o pesi, preparando i suoi lettori ai mestieri e al calcolo mercantile.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Padre Latassa riporta un secondo manoscritto di Andresa, \u201cEl Parasi solo\u201d, sull'aritmetica pi\u00f9 avanzata, con tabelle per il calcolo delle radici quadrate e cubiche, anche se non si sa se il manoscritto sia mai stato pubblicato.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D'altra parte, contrariamente a quanto era consuetudine nella Spagna dell'epoca, Mar\u00eda Andresa non si spos\u00f2 n\u00e9 prese le abitudini di un ordine religioso. Suo padre mor\u00ec quando lei aveva solo 18 anni e, poco dopo, mor\u00ec anche il suo amico e collaboratore, Fray Pedro Mart\u00ednez. Mar\u00eda Andresa si dedic\u00f2 quindi alla sua vocazione di educatrice, lavorando come insegnante di ragazze nelle scuole pubbliche di Saragozza fino alla sua morte, avvenuta nel 1780.<\/p>","protected":false},"excerpt":{"rendered":"<p>Andresa Casamayor (30 de noviembre de 1720 \u2013 23 de octubre de 1780) naci\u00f3 en Zaragoza, en una rica familia de comerciantes. Con 17 a\u00f1os de edad escribi\u00f3 el primer manual cient\u00edfico escrito por una mujer en Espa\u00f1a, Tyrocinio aritm\u00e9tico. Esta obra est\u00e1 dedicada a los Padres Escolapios del Colegio de Zaragoza, por lo que [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":41760,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_members_access_role":[],"_members_access_error":""},"categories":[36,39],"tags":[1333],"class_list":["post-41759","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualidad","category-cultura","tag-cientificos-catolicos"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Andresa Casamayor, matem\u00e1tica y escritora - Omnes<\/title>\n<meta name=\"description\" content=\"El 23 de octubre de 1780 fallec\u00eda Andresa Casamayor, matem\u00e1tica y escritora que destac\u00f3 en el manejo de los n\u00fameros y en la aritm\u00e9tica.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.omnesmag.com\/it\/notizie\/andresa-casamayor-matematica-e-scrittrice\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Andresa Casamayor, matem\u00e1tica y escritora - 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