### Questions (26)

 5 integrating $\int_{x_0}^{x}\arccos(a-\cos(x'))dx'$ 2 Partial differential equation with quasi-periodic boundary conditions 2 Inverse Laplace transformation of Bessel and exponential 2 Discrete theta functions and periodicity 1 Elliptic integral $\int_0^1\int_b^c \frac{u}{\sqrt{1-u^2t^2}\sqrt{1-(u-a)^2}}dudt$

### Reputation (80)

 +5 Elliptic integral $\int_0^1\int_b^c \frac{u}{\sqrt{1-u^2t^2}\sqrt{1-(u-a)^2}}dudt$ +5 Inverse Laplace transformation of Bessel and exponential +25 integrating $\int_{x_0}^{x}\arccos(a-\cos(x'))dx'$ +5 Partial differential equation with quasi-periodic boundary conditions

### Answers (2)

 0 theta function like boundary conditions 0 Alternating infinite sum of the form $\frac{(-1)^n}{n^2}$

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