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Continuous linear right inverses for convolution operators in spaces of real analytic functions. (English) Zbl 0824.35147

The author characterizes the convolution operators \(T_ \mu = \mu^*\) on real analytic functions which admit a continuous linear right inverse, by means of the zeros of the Fourier transform \(\widehat \mu\) of \(\mu\).

MSC:

35R50 PDEs of infinite order
46E25 Rings and algebras of continuous, differentiable or analytic functions
46F15 Hyperfunctions, analytic functionals
42A38 Fourier and Fourier-Stieltjes transforms and other transforms of Fourier type