Mathematics
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A_for_ Abacus

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 5 years, 4 months
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  • Last seen Jul 12 at 20:10

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Top posts (129) All Questions Answers | Votes Newest

11 Prove $\sum\limits_{i=0}^n\binom{i+k-1}{k-1}=\binom{n+k}{k}$ (a.k.a. Hockey-Stick Identity) [duplicate] Jun 14 '14
8 Is this a polynomial? Jun 16 '14
8 Meaning of math symbol ~ Jun 30 '14
8 Confused about when to convert units Jul 2 '18
7 What do Indeterminate Forms mean? Mar 1 '18
6 Derivatives: simplifying “d” of a number without being over “dx” Oct 24 '16
5 Derivatives: simplifying “d” of a number without being over “dx” Oct 24 '16
5 Third Moment of Geometric Series? Feb 27 '18
4 Addition Rule for Expectations Feb 9 '18
4 Why does Trig Substitution need the substitution to be one-to-one? Oct 14 '16
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