Time translation symmetry: Difference between revisions
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A PDE is said to have '''time translation symmetry''' if for any solution <math>u(t,x)</math> the function <math>u(t + t_0 , x)</math> is also a solution for all (or some interval of) <math>t_0 \in \mathbb{R}</math>. | A PDE is said to have '''time translation symmetry''' if for any solution <math>u(t,x)</math> the function <math>u(t + t_0 , x)</math> is also a solution for all (or some interval of) <math>t_0 \in \mathbb{R}</math>. | ||
Revision as of 06:57, 16 January 2007
A PDE is said to have time translation symmetry if for any solution the function is also a solution for all (or some interval of) .
