Does this integral have any closed form? $$\int\frac{1}{x+\sin(x+1)}\mathop{\mathrm dx}$$
I think the substitution $x=(u-1)+2\pi$ will do it, no?
Does this integral have any closed form? $$\int\frac{1}{x+\sin(x+1)}\mathop{\mathrm dx}$$
I think the substitution $x=(u-1)+2\pi$ will do it, no?
No. At least not according to Liouville's theorem and the Risch algorithm.