This paper studies the existence and the non-existence of global solutions to the initial boundary value problems for the non-linear wave equation The paper proves that every above-mentioned problem has a unique global solution under rather mild con"ning conditions, and arrives at some su$cient con
Existence of Global Weak Solutions for Coupled Thermoelasticity under Non-Linear Boundary Conditions
โ Scribed by Marian Bien
- Publisher
- John Wiley and Sons
- Year
- 1996
- Tongue
- English
- Weight
- 488 KB
- Volume
- 19
- Category
- Article
- ISSN
- 0170-4214
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โฆ Synopsis
Communicated by B. Brosowski
The existence of global weak solutions for coupled thermoelasticity with non-linear contact boundary conditions corresponding to the friction problem is considered. The time-continuous Galerkin method and a priori estimates obtained with Gronwall's inequality in connection with embedding theorems are applied to accomplish a straightforward generalization of one of the results proved by Martins and Oden 9.
๐ SIMILAR VOLUMES
We study the global existence, asymptotic behaviour, and global non-existence (blow-up) of solutions for the damped non-linear wave equation of Kirchho! type in the whole space: , and '0, with initial data u(x, 0)"u (x) and u R (x, 0)"u (x).
We study on the initial-boundary value problem for some degenerate non-linear wave equations of Kirchhoff type with a strong dissipation: When the initial energy associated with the equations is non-negative and small, a unique (weak) solution exists globally in time and has some decay properties.