Generators in arithmetic progression.

44 Views Asked by At

Suppose $p+1$ is a prime fix $a,b\in\Bbb Z_p^\times$ how many generators of $\Bbb Z_p^\times$ lie on the line $ax+b$ considered over $\Bbb Z$ and what is the size of a typical minimal generator with respect to $a,b$ in average case whenever a generator exists?