 Edward Charles Titchmarsh

Edward Charles Titchmarsh (1888–1963) was a prominent British mathematician and astronomer, known particularly for his contributions to the fields of analysis, number theory, and astronomy. He is perhaps best remembered for the Titchmarsh theorem in analytic number theory, which deals with the distribution of prime numbers. Additionally, Titchmarsh made significant contributions to the study of function theory and Fourier series.