Existence of solutions to a semilinear elliptic boundary value problem with augmented Morse index bigger than two

2016 ◽  
Vol 48 (1) ◽  
pp. 1
Author(s):  
Alfonso Castro ◽  
Ivan Ventura
1975 ◽  
Vol 12 (3) ◽  
pp. 399-405 ◽  
Author(s):  
E.N. Dancer

We announce a number of results on the existence of solutions of nonlinear elliptic boundary value problems in the case where the dominating linear part is not invertible. Our theorems improve recent results of Landesman and Lazer, and Williams.


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