Öz fonksiyon açılımının türevlenmesi

This study consists of three parts. In the first chapter, the introduction is given. In the second chapter, the basic definitions and theorems used are given. In the third chapter, differentiation of an eigenfunction expansion, Preliminary predictions for the derivatives of a spectral function, Asymptotic behavior of spectral function derivatives, Co-additivity of differentiated eigenfunction expansions, Sum of differentiated ordinary and generalized Fourier integral expansions, Convergence of a differential eigenfunction expansion are explained.