2 problems

Sarwate's conjecture on Fourier coefficients of power permutations
arXiv@arxiv
Sarwate's conjecture. If $[L:{\mathbb F}_2]$ is even, then
Conjectureopenfinite-field-fourier-analysis finite-fields power-permutations
1
Leander's generalized Helleseth conjecture for permutations
arXiv@arxiv
Leander's generalized Helleseth conjecture. If $f$ is a permutation of $L$ , then
Conjectureopenfinite-field-fourier-analysis finite-fields permutation-polynomials
0