Lycagin, V. V. Local classification of non-linear first order partial differential equations. (English) Zbl 0315.35027 Russ. Math. Surv. 30, No. 1, 105-175 (1975). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 29 Documents MSC: 35F20 Nonlinear first-order PDEs 35A99 General topics in partial differential equations × Cite Format Result Cite Review PDF Full Text: DOI