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karendcampe.wordpress.com | ||
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jaydaigle.net
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| | | | | We continue our exploration of what numbers are, and where mathematicians keep finding weird ones. In the first three parts we extended the natural numbers in two ways: algebraically and analytically. Those approaches gave overlapping but distinct sets of numbers. This week we combine them to get the complex numbers, and see some hints of why the complex numbers are so useful-and so frustrating. | |
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denisegaskins.com
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| | | | | Welcome to the 170th edition of the Playful Math Education Carnival --- a smorgasbord of delectable tidbits of mathy fun. It's like a free online magazine devoted to learning, teaching, and playing around with math from preschool to high school. Bookmark this post, so you can take your time browsing. There's so much playful math... | |
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findthefactors.com
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| | | | | Ladies and gentlemen welcome to the Playful Math Education Blog Carnival! This month's carnival features the versatile number 135. It is the smallest number whose digits are the first three odd numbers. Watch 135 perform these AMAZING stunts: 135 =1?x3³x5¹ 135 = (1+3+5)(1×3×5) 135 = 1¹ + 3² +5³ 135 made that last one look... | |
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erstwhileblog.com
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| | | Erstwhile's Beau Driver kicks off a news series on historical graphic novels by reviewing Jonathan Fetter-Vorm's Trinity: A Graphic History of the First Atomic Bomb in the inaugural edition of Erstwhile's"Graphic Histories." Last year, I had the pleasure of interviewing Ari Kelman about his and Jonathan Fetter-Vorm's wonderful graphic history of the Civil War, Battle... | ||
