Number of zeros of exponential polynomials in zero residue characteristic
Abstract
Let L be a complete ultrametric field of residue characteristic 0 and let F (x) = P k i=1 fi(x)exp(ωix), with ωi ∈ L, |ωi| < 1. The number of zeros of F in the unit disk is bounded by n − 1.
Domains
Mathematics [math]
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