My youngest son is a whiz at math - as long as he can figure out problems in his head. But his uncanny ability to make sense of numbers is lost when he looks at a formulaic math problem. When he was ...

For a power series $f(z) = \sum^\infty_{k = 0} a_kz^k$ let $S_n(f)$ denote the maximum modulus of the zeros of the $n$th partial sum of $f$ and let $r_n(f)$ denote ...

This is a preview. Log in through your library . Abstract When $f$ is a $2\pi$ periodic function with $r$th order fractional derivative, $r \geqslant 0$, of $p ...