A necessary and sufficient condition that there should exist at least one nondecreasing function such that
for ,
1, 2, ..., with all the integrals converging, is that sequence
is positive definite (Widder 1941, p. 129).
A necessary and sufficient condition that there should exist at least one nondecreasing function such that
for ,
1, 2, ..., with all the integrals converging, is that sequence
is positive definite (Widder 1941, p. 129).
This entry contributed by Ronald M. Aarts
Weisstein, Eric W., with contributions by Ronald M. Aarts. "Hamburger Moment Problem." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/HamburgerMomentProblem.html