Carathéodory, Constantin Calculus of variations and partial differential equations of the first order. Part I: Partial differential equations of the first order. (English) Zbl 0134.31004 Holden-Day Series in Mathematical Physics., San Francisco-London- Amsterdam: Holden-Day, Inc. 1965, XVI, 171 p. (1965). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 30 Documents Keywords:partial differential equations PDFBibTeX XML