- #1
Maximtopsecret
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Homework Statement
ut − 2ux =1/ u;
what expressions are constant along the equations's characteristics?
Homework Equations
3. The Attempt at a Solution [/B]
Am I right?
dt=dx/(-2)=du/(-1/u), -2t=x=u2;
u=sqrt(x); u=sqrt(-2t) are constant.