Archive for infinity

BK. Bananas and Rockets

October 25, 2006 · answers, calculusey stuff, infinity, math puzzles, The Mathcast

A classic puzzle reveals why rockets require so much fuel, even for wee payloads.

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AH. QED

January 2, 2006 · infinity, logic, paradoxes, The Mathcast

There are vastly many more real numbers than fractions!

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Standard Podcast [ 4:53 ] Play Now | Play in Popup | Download

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AG. The Eagle

December 17, 2005 · answers, calculusey stuff, infinity, logic, math puzzles, numbers, paradoxes, The Mathcast

How to do infinitely many things in a few minutes!

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Standard Podcast [ 6:17 ] Play Now | Play in Popup | Download

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AF. Counting All Rationals

December 6, 2005 · answers, Favorites, infinity, logic, math puzzles, numbers, paradoxes, The Mathcast

Are there more fractions than counting numbers?

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Standard Podcast [ 7:47 ] Play Now | Play in Popup | Download

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AD. Bigger and Smaller Infinities

November 14, 2005 · answers, infinity, logic, math puzzles, numbers, paradoxes, The Mathcast

Are there only half as many even numbers as counting numbers?

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Standard Podcast [ 7:51 ] Play Now | Play in Popup | Download

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AC. No Vacancy

November 10, 2005 · answers, infinity, logic, math puzzles, The Mathcast

A hotel with an infinite number of rooms, all filled, but room for more?
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Standard Podcast [ 7:10 ] Play Now | Play in Popup | Download

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