Heins, A. E. On the solution of linear difference differential equations. (English) JFM 66.1257.02 J. Math. Physics, Massachusetts, 19, 153-157 (1940). Reviewer: Doetsch, G., Prof. (Freiburg im Breisgau) × Cite Format Result Cite Review PDF Full Text: DOI
Hornstein, M. Einige Bemerkungen über lineare Differenzengleichungen zweiter Ordnung und über Kettenbrüche. (Russian. German summary) JFM 65.1251.02 Rec. math., Moscou, (2) 5, 269-288 (1939). Reviewer: Höffding, W., Dr. (Berlin) × Cite Format Result Cite Review PDF
Bennett, G. T. Continuants and precontinuants. (English) JFM 65.1251.01 Proc. Cambridge philos. Soc. 35, 548-561 (1939). Reviewer: Willers, F., Prof. (Dresden) × Cite Format Result Cite Review PDF Full Text: DOI
Jordan, C. Le rôle du calcul des différences finies en statistique. (French) JFM 65.1250.02 J. Soc. Hongroise Statist. 17, 379-386 (1939). Reviewer: Willers, F., Prof. (Dresden) × Cite Format Result Cite Review PDF
Jordan, C. Calculus of finite differences. (Introduction by H.C. Carver). (English) JFM 65.1250.01 XXII + 655 p. Budapest, Hungarian Agent Eggenberger Book-Shop (1939). × Cite Format Result Cite Review PDF
Babini, J. Über das Symbol \(\dfrac{\varDelta^r z^{(n,k}}{h^r}\). (Spanish) JFM 65.1252.01 Rev. Acad. Ci. Exact. Fis. Natur., Madrid 33, 19-26 (1936). Reviewer: Knoll, F. × Cite Format Result Cite Review PDF