3 problems

0 votes0 replies0 views
Belinsky's conjecture on Cesàro means along convex subsequences
Let $(n_j)$ be a convex sequence of positive integers. Consider the Cesàro means of the corresponding partial sums, … Belinsky's conjecture. The condition … is necessary and suffic…
Conjectureopencesaro-means convergence-almost-everywhere fourier-analysisarXiv posted 2 days ago
0 votes0 replies1 view
Largest-parameter positivity conjecture for generalized Cesàro means
Largest-parameter positivity conjecture. The inequality
Conjectureopencesaro-means complex-analysis subordinationarXiv posted 2 days ago
0 votes0 replies1 view
Sharpness conjecture for Cesàro means of Jacobi expansions on the parabolic biangle
Let $B$ be the parabolic biangle, let $W_B^{\alpha,\beta}$ be the corresponding orthogonality weight, and let the $(C,\delta)$ means be formed from the orthogonal expansions with r…
Conjectureopencesaro-means jacobi-expansions orthogonal-polynomialsarXiv posted 2 days ago

Belinsky's conjecture on Cesàro means along convex subsequences