Results 181 to 190 of about 3,079 (223)

Exact Number of Positive Solutions for the Kirchhoff Equation

SIAM Journal on Mathematical Analysis, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Shijie Qi, Wenming Zou
exaly   +3 more sources

Nonlinear perturbations of the kirchhoff equation

Communications on Pure and Applied Mathematics, 1994
The initial value problem \[ u_{tt} - \Bigl( 1+ \int_{\mathbb{R}^ n} | \nabla u |^ 2 dx \Bigr) \Delta u = F(u,u_ t, \nabla u), \quad u(0,x) = \varepsilon \Phi (x),\tag{*} \] \[ u_ t(0,x) = \varepsilon \psi (x),\quad \Phi, \psi \in C_ 0^ \infty (\mathbb{R}^ n), \] \(F\) being \(C^ \infty\), and \(F(\lambda) = O(| \lambda |^{u + 1})\) near \(\lambda = 0\)
D'ANCONA, Piero Antonio, S. SPAGNOLO
openaire   +3 more sources

Multiple Solutions for a Kirchhoff-Type Equation

Mediterranean Journal of Mathematics, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Pei, Ruichang, Ma, Caochuan
openaire   +2 more sources

Kirchhoff or wave equation?

SEG Technical Program Expanded Abstracts 2003, 2003
Wave equation (or wave field extrapolation) techniques have been used in industry for the past few years, with the purpose to improve the accuracy of 3D depth imaging over the conventional Kirchhoff migration. However, on many field data examples using different wave equation implementations from different processing shops, we have seen high-quality ...
Zhiming Li   +3 more
openaire   +1 more source

ON THE NONLINEAR TIMOSHENKO-KIRCHHOFF BEAM EQUATION

Chinese Annals of Mathematics, 1999
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

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