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Tai-Danae Bradley
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29 followers
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In math, we often identify a map with its image:
∙a sequence is really a function
∙a path is really a cts map
∙a vector field is really a section of the tangent bundle
and in category theory a diagram is really a functor! Here's the latest in the blog's (co)limit mini-series!
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All this talk of multiplying non-numbers on PBS Infinite Series prompted a new blog post: We can multiply shapes, too!

Shown below is the multiplication table for a point, line, circle and square:
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Hi everyone! Here's a bit of exciting news: As of today, I'll be extending my mathematical voice from the blogosphere to the videosphere! In addition to Math3ma, you can now find me over at PBS Infinite Series, a YouTube channel dedicated to the wonderful world of mathematics.
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What in the world is a "commutative diagram"?! The answer might be simpler than you think!
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PSA: Speed is not equivalent to mathematical ability.
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