TY - JOUR
T1 - A note on boundary conditions for nonlinear operators
AU - Caponetti, Diana
AU - Trombetta, null
AU - Trombetta, Giulio
PY - 2008
Y1 - 2008
N2 - We investigateboundary conditions for strict-$\psi$-contractive and$\psi$-condensing operators. We derive results on the existenceof eigenvectors with positive and negative eigenvalues and weobtain fixed point theorems for classes of noncompactopera\-tors.
AB - We investigateboundary conditions for strict-$\psi$-contractive and$\psi$-condensing operators. We derive results on the existenceof eigenvectors with positive and negative eigenvalues and weobtain fixed point theorems for classes of noncompactopera\-tors.
KW - $\psi$-condensing operator
KW - Measure of noncompactness
KW - fixed point index.
KW - k-$\psi$-contraction
KW - $\psi$-condensing operator
KW - Measure of noncompactness
KW - fixed point index.
KW - k-$\psi$-contraction
UR - http://hdl.handle.net/10447/40013
M3 - Article
VL - 39
SP - 423
EP - 433
JO - INDIAN JOURNAL OF PURE & APPLIED MATHEMATICS
JF - INDIAN JOURNAL OF PURE & APPLIED MATHEMATICS
SN - 0019-5588
ER -