Use sequences-and-series for sums of infinite series and questions of convergence; use summation for questions about finite sums and simplification of expressions involving sums.
Stats
created |
7 months ago |
viewed |
18 times |
active |
7 months ago |
editors |
1 |
Recent Hot Answers
Combinatorial proof of $\sum^{n}_{i=1}\binom{n}{i}i=n2^{n-1}$.Closed form for $\sum_{n=1}^\infty\frac{(-1)^n n^4 H_n}{2^n}$
$\sum_{n=1}^\infty(n\ \text{arccot}\ n-1)$
Proving that $\frac{1}{\sqrt{1}}+\frac{1}{\sqrt{2}}+\dots+\frac{1}{\sqrt{100}}<20$
$\sum_{n=1}^\infty(n\ \text{arccot}\ n-1)$
more »
Related Tags
sequences-and-series × 128calculus × 70
binomial-coefficients × 57
combinatorics × 55
homework × 39
algebra-precalculus × 31
integral × 28
probability × 27
inequality × 26
discrete-mathematics × 26
induction × 22
limit × 21
number-theory × 19
real-analysis × 18
asymptotics × 17
elementary-number-theory × 15
notation × 14
integration × 13
trigonometry × 12
factorial × 12
convergence × 12
closed-form × 12
derivatives × 10
proof-strategy × 10
products × 10
