Positive solutions of a renewal equation
Volume 57 / 1992
Annales Polonici Mathematici 57 (1992), 91-97
DOI: 10.4064/ap-57-1-91-97
Abstract
An existence theorem is proved for the scalar convolution type integral equation $x(t) = ∫_{-∞}^{∞} h(t - s)f(s,x(s))ds$.