KOCH, HELGE VON.

Sur les déterminants infinis et les équations différentielles linéaires.

[Berlin, Stockholm, Paris, Beijer, 1892-93]. 4to. Without wrappers as extracted from "Acta Mathematica. Hrdg. von G. Mittag-Leffler.", Bd. 16. Fine and clean. Pp. 217-295.

First printing of Koch's last paper relating to his doctoral thesis.

Von Koch is known principally for his work in the theory of infinitely many linear equations and the study of the matrices derived from such infinite systems. He also did work in differential equations and in the theory of numbers. (DSB).

Order-nr.: 49649