Re:Math education: It’s not about numbers, it’s about learni...
by aphextron on Tuesday July 11, 2017 @03:49PM
(#14747382)
https://en.m.wikipedia.org/wiki/Concrete_Mathematics
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Re:Math education: It’s not about numbers, it’s about learni...
by iclouddrive on Tuesday July 11, 2017 @11:16PM
(#14749907)