How can I solve the following Integration?

Questions
1

enter code hereHow to solve the following integration:

Integrate[
 u^(v + w + 1) (-Log[1 - (1 - a u)^\[Alpha] (1 - u)^\[Alpha]])^(
  n - 1), {u, 0, 1}]

Thanks in advance.

2

If Mathematica returns your input to you unchanged, it means that it does not know the answer.

It may be that an answer does not exist.

A lot of integrals do not have a closed form expression.

Maybe the best you can do is numerical methods.

Maybe you can try post this integral here.

3

Thanks a lot.