Summation is to integration, as the large product operator is to...?
106103
Is there a "continuous product"?
36674
Summation of series $\sum_{n=1}^\infty \frac{n^a}{b^n}$?
1379
Summation of $n^2x^n$ terms
59208
How to explain the equation about summation?
41738
Best way to integrate $ \int_0^\infty \frac{e^{-at} - e^{-bt}}{t} \text{d}t $
28109
Conjectural closed-form representations of sums, products or integrals
83229
Nested summations and their relation to binomial coefficients
43484
Integration by parts: $\int e^{ax}\cos(bx)\,dx$
97266
Summation by parts (finite calculus) of $\sum\limits_{i=0}^{n}i\cdot a^i$
102816
multiplication equivalent of the summation symbol
131925
Big integral in lmodern
145900
Proof of a double summation reduction identity
105765
Integrating $\frac{x^k }{1+\cosh(x)}$
118387
How to extend summations to fractional orders?
101908
Solving summations of form $\sum_{i=0}^{\infty} i^kx^i$ without Differentiation and Integration
128774
Unexpected result of summation
74454
Sophomore's dream: $\int_0^{1} x^{-x} \; dx = \sum_{n=1}^\infty n^{-n}$