"DIRICHLET, G. LEJEUNE. - THE INTRODUCTION OF THE ""DIRICHLET SERIES""
Reference : 41972
(1839)
Berlin, G. Reimer, 1839-40. 4to. Without wrappers. Extracted from: ""Journal für die reine und angewandte Mathematik. Hrsg. von A.L. Crelle"", Bd. 19 a. Bd. 21, pp. 324-369 a. pp. 1-12.. 4 leaves in part 1 with browning, due to the poor paperquality.
First appearance of this importent paper in which he introduces the ""Dirichlet series"", applicating analysis to the theory of numbers. The paper is especially known for its central use of the limiting proces.