Nirenberg, Louis An application of generalized degree to a class of nonlinear problems. (English) Zbl 0317.35036 3ieme Coll. sur l’Analyse fonction., Liège 1970, 57-74 (1971). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 21 Documents MSC: 35J55 Systems of elliptic equations, boundary value problems (MSC2000) 47J05 Equations involving nonlinear operators (general) × Cite Format Result Cite Review PDF