Department of Mathematics, Kent State University, Kent, Ohio 44242 ; Department of Mathematics, Kent State University, Kent, Ohio 44242 ; Department of Mathematics, Kent State University, Kent, Ohio 44242
Abstract:
We show that there is an infinite-dimensional vector space of differentiable functions on every non-zero element of which is nowhere monotone. We also show that there is a vector space of dimension of functions every non-zero element of which is everywhere surjective.