Zobrazeno 1 - 10
of 90
pro vyhledávání: '"Chaitan P. Gupta"'
A third-order m-point boundary-value problem of Dirichlet type involving a p-Laplacian type operator
Autor:
Chaitan P. Gupta
Publikováno v:
Electronic Journal of Differential Equations, Vol 2009, Iss 17, Pp 81-94 (2009)
Let $phi $, be an odd increasing homeomorphisms from $mathbb{R}$ onto mathbb{R} satisfying $phi (0)=0$, and let $f:[0,1]imes mathbb{R}imes mathbb{R}imes mathbb{R}mapsto mathbb{R}$ be a function satisfying Caratheodory's conditions. Let $alpha _{i}in
Externí odkaz:
https://doaj.org/article/54e35851b3e84ab4a74e654023e267e4
Autor:
Chaitan P. Gupta
Publikováno v:
Electronic Journal of Differential Equations, Vol Conference, Iss 15, Pp 127-139 (2007)
We study the existence of solutions for the generalized multi-point boundary-value problem $$displaylines{ (phi (x'))'=f(t,x,x')+equad 0
Externí odkaz:
https://doaj.org/article/c62620d27caf40bc8a09dd5325e166c1
Autor:
Chaitan P. Gupta, Bruce Calvert
Publikováno v:
Electronic Journal of Differential Equations, Vol 2005, Iss 19, Pp 1-21 (2005)
In previous papers, degree theory for nonlinear operators has been used to study a class of three-point boundary-value problems for second order ordinary differential equations having a super-linear term, and existence of a sequence of solutions has
Externí odkaz:
https://doaj.org/article/a8bda3db0620465c8860f782b35419b8
Autor:
Chaitan P. Gupta
Publikováno v:
Electronic Journal of Differential Equations, Vol Conference, Iss 10, Pp 143-152 (2003)
Let $phi $ be an odd increasing homeomorphism from $mathbb{R}$ onto $mathbb{R}$ with $phi (0)=0$, $f:[0$,$1]imes mathbb{R}^{2}o mathbb{R}$ be a function satisfying Caratheodory's conditions and $e(t)in L^{1}[0,1]$. Let $xi_{i}in (0,1)$, $a_{i}in math
Externí odkaz:
https://doaj.org/article/4fd16829b2f44df6ac41420e26d4dea7
Autor:
Chaitan P. Gupta
Publikováno v:
Electronic Journal of Differential Equations, Vol Conference, Iss 07, Pp 47-59 (2001)
Let $f:[0,1]imes mathbb{R}^2o mathbb{R}$ be a function satisfying Caratheodory's conditions and $e(t)in L^{1}[0,1]$. Let $0
Externí odkaz:
https://doaj.org/article/f8129181135b4c9ab56e7eb6da70e6c6
Autor:
Chaitan P. Gupta, Sergei Trofimchuk
Publikováno v:
Abstract and Applied Analysis, Vol 4, Iss 2, Pp 71-81 (1999)
Let f:[0,1]×ℝ2→ℝ be a function satisfying Carathéodory's conditions and e(t)∈L1[0,1]. Let ξi∈(0,1),ai∈ℝ,i=1,2,…,m−2,0
Externí odkaz:
https://doaj.org/article/a3200d2ce550472690c39c497ef3de55
Autor:
Chaitan P. Gupta
Publikováno v:
International Journal of Mathematics and Mathematical Sciences, Vol 18, Iss 4, Pp 705-710 (1995)
Let f:[0,1]×R2→R be function satisfying Caratheodory's conditions and e(t)∈L1[0,1]. Let η∈(0,1), ξi∈(0,1), ai≥0, i=1,2,…,m−2, with ∑i=1m−2ai=1, 0
Externí odkaz:
https://doaj.org/article/aaa1a71419294989925e75980728287a
Autor:
Chaitan P. Gupta
Publikováno v:
International Journal of Mathematics and Mathematical Sciences, Vol 14, Iss 1, Pp 127-137 (1991)
Let f:[0,1]×R4→R be a function satisfying Caratheodory's conditions and e(x)∈L1[0,1]. This paper is concerned with the solvability of the fourth-order fully quasilinear boundary value problem d4udx4+f(x,u(x),u′(x),u″(x),u‴(x))=e(x), 0
Externí odkaz:
https://doaj.org/article/8b4dac955f6b402e927bb2cb1cc3b027
Autor:
Chaitan P. Gupta, Ying C. Kwong
Publikováno v:
International Journal of Mathematics and Mathematical Sciences, Vol 13, Iss 3, Pp 469-480 (1990)
Biharmonic eigen-values arise in the study of static equilibrium of an elastic body which has been suitably secured at the boundary. This paper is concerned mainly with the existence of and Lp-estimates for the solutions of certain biharmonic boundar
Externí odkaz:
https://doaj.org/article/777c27caedf14532840504fe3b10afe5
Autor:
Chaitan P. Gupta
Publikováno v:
International Journal of Mathematics and Mathematical Sciences, Vol 10, Iss 2, Pp 361-371 (1987)
Two point boundary value problems involving reflection of the argument are studied. The nonlinearity involved is allowed to cross asymptotically any number of eigenvalues of the associated linear eigenvalue problem as long as those crossings take pla
Externí odkaz:
https://doaj.org/article/c3dc26a1e7104f8ba4f9d6be07d880f1