The equivalence algebra for the non-linear wave equations $u_{xx}-u_{tt}=f(u,u_t,u_x)$ is obtained. Some algorithms are performed in order to extend the principal Lie algebra.
On equivalence transformations applied to a non-linear wave equation
TRACINA', RITA;
1993-01-01
Abstract
The equivalence algebra for the non-linear wave equations $u_{xx}-u_{tt}=f(u,u_t,u_x)$ is obtained. Some algorithms are performed in order to extend the principal Lie algebra.File in questo prodotto:
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