Recursos matemáticos

Mining unobtainium is hard work - the rare mineral appears in only 1% of rocks in the mine. But your friend Tricky Joe has something up his sleeve. The unobtainium detector he's been perfecting for months is finally ready, and it returns accurate readings 90% of the time. But can it really be trusted? Alex Gendler explains the false positive paradox and the base rate fallacy. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-false-positive-riddle-alex-gendler Want to find out how to win Monopoly using probability? Read this article to learn how to sharpen your board game skills with probability: http://mentalfloss.com/article/64314/math-hacks-will-give-you-edge-monopoly Why do we fall for false positives even though they're common? This piece breaks down the mathematical paradox: https://www.newscientist.com/article/2100273-why-do-we-fall-for-false-positives-even-though-theyre-common/ This scientific article describes the real-world influence of posterior probability: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4441123/ Subtítulos en español. Duración 4:20.

After months of travel, you've arrived at Duonia, home to the famous temple that's the destination of your pilgrimage. The walk from the welcome center to the temple isn't a long one..., but there's a problem. Can you outsmart the city's imposed tax and make it to the temple without paying a fee? Daniel Finkel shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-penniless-pilgrim-riddle-daniel-finkel Want to continue exploring Duonia? Here there is a variation of the Pilgrim Riddle: https://wordplay.blogs.nytimes.com/2013/08/26/pilgrim/ Subtítulos en español. Duración 4:26.

Your interstellar police squad has tracked a group of criminals to a cluster of seven planets. Now you must apprehend them before their reinforcements arrive. Of course, the fugitives won't just stay put - they'll try to dodge you by moving from planet to planet. Can you devise a sequence for searching the planets that's guaranteed to catch them in ten warps or less? Edwin F. Meyer shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-seven-planets-riddle-edwin-f-meyer The strategy of simplification allows problem-solvers to gain new insights about possible solutions that may be difficult to grasp when looking at too many variables. Subtítulos en español. Duración 4:30.

After a massive storm tears through the Hex Archipelago, you find five grizzled survivors in the water. As an act of gratitude for saving them, they reveal a secret - the island they were just on holds some buried treasure. But when the sailors try to describe the island, something seems off. Can you find the booty despite their strange instructions? Daniel Griller shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-buried-treasure-riddle-daniel-griller This riddle is an adaptation of "Helen on the island" and appears in its original form in the book Elastic Numbers: 108 Puzzles for the Serious Problem Solver by the educator. Subtítulos en español. Duración 3:54.

You've been chosen as a champion to represent your wizarding house in a deadly duel against two rival magic schools. Your opponents are a powerful sorcerer who wields a wand that can turn people into fish, and a powerful enchantress who wields a wand that turns people into statues. Can you choose a wand and devise a strategy that ensures you will win the duel? Dan Finkel shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-wizard-standoff-riddle-daniel-finkel Subtítulos en español. Duración 4:16.

A hostile artificial intelligence called NIM has taken over the world's computers. You're the only person skilled enough to shut it down, and you'll only have one chance. Can you survive and shut off the artificial intelligence? Dan Finkel shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-rogue-ai-riddle-dan-finkel This video was inspired the by a game called Nim that has been played in various forms for centuries. The fundamental structure of Nim-style games is that there are one or more piles of objects, and certain rules for removing objects from the piles. There are always 2 players in Nim. Nim can even be played by younger students simply by making the numbers smaller: https://mathforlove.com/lesson/1-2-nim/ English subtitles. Duración 4:02.

Size is the most under appreciated regulators of living things. Primera parte: https://youtu.be/f7KSfjv4Oq0 Subtítulos en español. Duración 6:54.

En Derivando nos gusta enseñarte las fórmulas matemáticas más bellas, y la de hoy es una de ellas: la FÓRMULA PANDIGITAL que es una buena aproximación al número "e". Vídeo de Eduardo Sáenz de Cabezón. Duración 4:10.

Un grupo de investigadores españoles revelan un objeto, no descrito hasta ahora, que han descubierto "mirando no a los ojos sino a las glándulas salivales de la mosca de la fruta". Artículo de Clara Grima sobre los escutoides.

Problemas de los años 2008 a 2012, 25 problemas por año, y sus soluciones. Organised by the United Kingdom Mathematics Trust. Para alumnos en «School Year 11 or below». «School Year 11 or below» corresponde con 4º de ESO.

Why do arguments change people's minds in some cases and backfire in others? Hugo Mercier explains how arguments are more convincing when they rest on a good knowledge of the audience, taking into account what the audience believes, who they trust, and what they value. View full lesson here: https://ed.ted.com/lessons/how-can-you-change-someone-s-mind-spoiler-facts-don-t-work-so-well-hugo-mercier Subtítulos en español. Duración 4:25.

En esta entrada vamos a continuar con la poesía y su relación con las matemáticas, pero sobre todo con los números: los números poéticos. Pablo Neruda, Rubén Darío, Jorge Luis Borges, Ida Vitale, Ivonne Sánchez Barea, José Florencio Martínez, Nicanor Parra, Sang Yi.

Para todos los que queráis sumergiros en el mundo de las matemáticas, os recomiendo estos 10 libros imprescindibles que tenéis que leer para descubrir esta apasionante ciencia. ¿Has leído alguno de ellos? ¿Qué otras lecturas nos aconsejas? Vídeo de Eduardo Sáenz de Cabezón. Duración 6:20.

Se trata de una prueba por equipos en la que hay que correr. El objetivo es resolver una lista de 10 ejercicios de algún tema de repaso por parejas o grupos de 3.

The villainous Dr. Schrödinger has developed a growth ray and intends to create an army of giant cats to terrorize the city. Your team of secret agents has tracked him to his underground lab. You burst in to find… that it's a trap! Can you escape from Dr. Schrödinger's lair and save the day? Dan Finkel shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-giant-cat-army-riddle-dan-finkel Subtítulos en español. Duración 4:45.

David Thouless, Duncan Haldane, and Michael Kosterlitz won the Nobel Prize in Physics in 2016 for discovering that even microscopic matter at the smallest scale can exhibit macroscopic properties and phases that are topological. But…, what does that mean? Fan Zhang helps decode some seriously tricky science. Topología. View full lesson here: https://ed.ted.com/lessons/what-in-the-world-is-topological-quantum-matter Subtítulos en español. Duración 4:45.

Imagine trying to use words to describe every scene in a film, every note in a song, or every street in your town. Now imagine trying to do it using only the numbers 1 and 0. Every time you use the Internet to watch a movie, listen to music, or check directions, that's exactly what your device is doing, using the language of binary code. José Américo N L F de Freitas explains how binary works. Código binario, un sistema numérico de base dos. View full lesson here: https://ed.ted.com/lessons/how-exactly-does-binary-code-work-jose-americo-n-l-f-freitas English subtitles. Duración 4:25.

A remix of the birthday «paradox». The world of mathematics is full of dazzling, wormhole-through-reality connections. Paradoja del cumpleaños.

A few lines of attack on lines. Una función es una relación entre dos magnitudes. Una secuencia de ejercicios para entender qué es una función y su gráfica.

Las matrices, ¡otra de las grandes invenciones de las matemáticas! Sus aplicaciones van desde los píxeles de las pantallas de ordenador con los que se consiguen increíbles videojuegos como Fortnite, hasta la cromodinánima cuántica. ¿Te animas a descubrir más a fondo esta loca estructura matemática? Grupos de Lie. Vídeo de Eduardo Sáenz de Cabezón. Duración 6:18.