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Mathematics
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user5402
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answer
15
How to calculate $\cos(6^\circ)$?
Jul 7, 2013
question
12
Is every integer the sum of distinct prime numbers?
Nov 18, 2015
answer
12
Upper Bound of Logarithm
Jul 1, 2013
question
12
Express solutions of equation $ \tan x= x $ in closed form
Jul 12, 2013
question
10
Is there any curriculum based on recreational mathematics?
Jul 10, 2013
question
8
How to explain the commutativity of multiplication to middle school students?
Jul 2, 2013
answer
8
Finding all possible proofs
Dec 2, 2018
question
8
Prove that $\sqrt{2}$ is a real number. [closed]
Sep 24, 2013
answer
7
How do we take second order of total differential?
Jun 30, 2013
answer
7
Infimum and supremum of the empty set
Jun 29, 2013