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Juan José López

Is math discovered or invented? - Jeff Dekofsky | TED-Ed - 0 views

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    Would mathematics exist if people didn't? Did we create mathematical concepts to help us understand the world around us, or is math the native language of the universe itself? Jeff Dekofsky traces some famous arguments in this ancient and hotly debated question. View full lesson: https://ed.ted.com/lessons/is-math-discovered-or-invented-jeff-dekofsky Subtítulos en español. Duración 4:58.
Juan José López

Can you solve the prisoner hat riddle? - Alex Gendler | TED-Ed - 0 views

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    You and nine other individuals have been captured by super-intelligent alien overlords. The aliens think humans look quite tasty, but their civilization forbids eating highly logical and cooperative beings. Unfortunately, they're not sure whether you qualify, so they decide to give you all a test. Can you solve this hat riddle? Alex Gendler shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-prisoner-hat-riddle-alex-gendler Subtítulos en español. Duración 4:20.
Juan José López

Vídeos sobre el mínimo común múltiplo y el máximo común divisor | Juan José López - 2 views

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    En estos vídeos se explica el cálculo del mínimo común múltiplo y del máximo común divisor de varios números usando su descomposición en factores primos. En ambos casos, en el primer vídeo se explica el procedimiento usando dos números sencillos y en el segundo se aplica al cálculo con números más grandes. Creados en una tableta Surface Pro 4 con iXplain.
Juan José López

Can you solve the famously difficult green-eyed logic puzzle? - Alex Gendler | TED-Ed - 0 views

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    One hundred green-eyed logicians have been imprisoned on an island by a mad dictator. Their only hope for freedom lies in the answer to one famously difficult logic puzzle. Can you solve it? Alex Gendler walks us through this green-eyed riddle. View full lesson here: https://ed.ted.com/lessons/the-famously-difficult-green-eyed-logic-puzzle-alex-gendler Subtítulos en español. Duración 4:30.
Juan José López

What's the fastest way to alphabetize your bookshelf? - Chand John | TED-Ed - 0 views

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    You work at the college library. You're in the middle of a quiet afternoon when suddenly, a shipment of 1,280 books arrives. The books are in a straight line, but they're all out of order, and the automatic sorting system is broken. How can you sort the books quickly? Chand John shows how, shedding light on how algorithms help librarians and search engines speedily sort information. View full lesson: https://ed.ted.com/lessons/what-s-the-fastest-way-to-alphabetize-your-bookshelf-chand-john Subtítulos en español. Duración 4:25.
Juan José López

How statistics can be misleading - Mark Liddell | TED-Ed - 0 views

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    Statistics are persuasive. So much so that people, organizations, and whole countries base some of their most important decisions on organized data. But any set of statistics might have something lurking inside it that can turn the results completely upside down. Mark Liddell investigates Simpson's paradox. View full lesson here: https://ed.ted.com/lessons/how-statistics-can-be-misleading-mark-liddell Subtítulos en español. Duración 4:05.
Juan José López

Population pyramids: Powerful predictors of the future - Kim Preshoff | TED-Ed - 0 views

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    Population statistics are like crystal balls -- when examined closely, they can help predict a country's future (and give important clues about the past). Kim Preshoff explains how using a visual tool called a population pyramid helps policymakers and social scientists make sense of the statistics, using three different countries' pyramids as examples. View full lesson here: https://ed.ted.com/lessons/population-pyramids-powerful-predictors-of-the-future-kim-preshoff Subtítulos en español. Duración 4:50.
Juan José López

Not all scientific studies are created equal - David H. Schwartz | TED-Ed - 0 views

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    Every day, we are bombarded by attention grabbing headlines that promise miracle cures to all of our ailments -- often backed up by a "scientific study." But what are these studies, and how do we know if they are reliable? David H. Schwartz dissects two types of studies that scientists use, illuminating why you should always approach the claims with a critical eye. View full lesson here: https://ed.ted.com/lessons/not-all-scientific-studies-are-created-equal-david-h-schwartz Subtítulos en español. Duración 4:14.
Juan José López

The mighty mathematics of the lever - Andy Peterson and Zack Patterson | TED-Ed - 0 views

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    Archimedes once said "Give me a place to stand, and I shall move the Earth." While the idea of a person moving such a huge mass on their own might sound impossible, chances are you've seen this idea in action at your local playground. Andy Peterson and Zack Patterson use the seesaw to illustrate the amazing implications and uses of the lever. View full lesson here: https://ed.ted.com/lessons/the-mighty-mathematics-of-the-lever-andy-peterson-and-zack-patterson Subtítulos en español. Duración 4:34.
Juan José López

The case of the missing fractals - Alex Rosenthal and George Zaidan | TED-Ed - 0 views

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    A bump on the head, a mysterious femme fatale and a strange encounter on a windswept peak all add up to a heck of a night for Manny Brot, Private Eye. Watch as he tries his hand at saving the dame and getting the cash! Shudder at the mind-bending geometric riddles! Thrill to the stunning solution of The Case of the Missing Fractals. Lesson by Alex Rosenthal and George Zaidan. View full lesson here: https://ed.ted.com/lessons/the-case-of-the-missing-fractals-alex-rosenthal-and-george-zaidan Subtítulos en español. Duración 4:40.
Juan José López

Can you solve the counterfeit coin riddle? - Jennifer Lu | TED-Ed - 0 views

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    You're the realm's greatest mathematician, but ever since you criticized the Emperor's tax laws, you've been locked in the dungeon. Luckily for you, one of the Emperor's governors has been convicted of paying his taxes with a counterfeit coin, which has made its way into the treasury. Can you earn your freedom by finding the fake? Jennifer Lu shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-counterfeit-coin-riddle-jennifer-lu Subtítulos en español. Duración 4:15.
Juan José López

Can you solve the fish riddle? - Steve Wyborney | TED-Ed - 0 views

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    As the cargo director on the maiden voyage of the S.S. Buoyant, you've agreed to transport several tanks containing the last specimens of an endangered fish species to their new aquarium. Unfortunately, the boat is battered by a fierce storm, throwing your precious cargo overboard. Can you get the fish to safety and save the day? Steve Wyborney shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-fish-riddle-steve-wyborney Subtítulos en español. Duración 4:30.
Juan José López

Can you solve the airplane riddle? - Judd A. Schorr | TED-Ed - 1 views

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    Professor Fukanō, the famous scientist, has embarked on a new challenge - piloting around the world in a plane of his own design. There's just one problem: there's not enough fuel to complete the journey. Luckily, there are two other planes to help. Can you help the professor fly for the whole trip and achieve his dream, without anyone running out of fuel and crashing? Judd A. Schorr shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-airplane-riddle-judd-a-schorr Subtítulos en español. Duración 4:20.
Juan José López

Can you solve the river crossing riddle? - Lisa Winer | TED-Ed - 1 views

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    As a wildfire rages through the grasslands, three lions and three wildebeest flee for their lives. To escape the inferno, they must cross over to the left bank of a crocodile-infested river. Can you help them figure out how to get across on the one raft available without losing any lives? Lisa Winer shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-river-crossing-riddle-lisa-winer Subtítulos en español. Duración 4:00.
Juan José López

Can you solve the frog riddle? - Derek Abbott | TED-Ed - 1 views

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    You're stranded in a rainforest, and you've eaten a poisonous mushroom. To save your life, you need an antidote excreted by a certain species of frog. Unfortunately, only the female frog produces the antidote. The male and female look identical, but the male frog has a distinctive croak. Derek Abbott shows how to use conditional probability to make sure you lick the right frog and get out alive. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-frog-riddle-derek-abbott Subtítulos en español. Duración 4:15.
Juan José López

Can you solve the temple riddle? - Dennis E. Shasha | TED-Ed - 1 views

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    Your expedition finally stands at the heart of the ancient temple. But as you study the inscriptions in the darkness, two wisps of green smoke burst forth. The walls begin to shake. The giant sandglass begins flowing with less than an hour before it empties, and a rumbling tells you that you don't want to be around when that happens. Can you use math to escape the temple? Dennis E. Shasha shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-temple-riddle-dennis-e-shasha Subtítulos en español. Duración 4:05.
Juan José López

Can you solve the prisoner boxes riddle? - Yossi Elran | TED-Ed - 1 views

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    Your favorite band is great at playing music... but not so great at being organized. They keep misplacing their instruments on tour, and it's driving their manager mad. Can you solve the brain-numbing riddle their manager assigns them and make sure the band stays on their label? Yossi Elran shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-prisoner-boxes-riddle-yossi-elran Subtítulos en español. Duración 4:32.
Juan José López

Can you solve the three gods riddle? - Alex Gendler | TED-Ed - 0 views

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    You and your team have crash-landed on an ancient planet. Can you appease the three alien overlords who rule it and get your team safely home? Created by logician Raymond Smullyan, and popularized by his colleague George Boolos, this riddle has been called the hardest logic puzzle ever. Alex Gendler shows how to solve it. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-three-gods-riddle-alex-gendler Subtítulos en español. Duración 4:40.
Juan José López

Can you solve the egg drop riddle? - Yossi Elran | TED-Ed - 0 views

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    The city has just opened its one-of-a-kind Faberge Egg Museum, with a single egg displayed on each floor of a 100-story building -- and the world's most notorious jewel thief already has her eyes on the prize. Can you help the thief formulate a plan that will drop the most expensive egg she can get safely into her waiting truck? Yossi Elran shows how. View full lesson here: https://ed.ted.com/lessons/can-you-solve-the-egg-drop-riddle-yossi-elran Subtítulos en español. Duración 4:30.
Juan José López

The first asteroid ever discovered - Carrie Nugent | TED-Ed - 0 views

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    Over the course of history, we've discovered hundreds of thousands of asteroids. But how do astronomers discover these bits of rock and metal? How many have they found? And how do they tell asteroids apart? Carrie Nugent shares the story of the very first asteroid ever discovered and explains how asteroid hunters search for these celestial bodies. View full lesson: https://ed.ted.com/lessons/the-first-asteroid-ever-discovered-carrie-nugent Subtítulos en español. Duración 4:46.
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