Front tracking and iterated minmax for Hamilton-Jacobi equation in one space variable
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hamilton-jacobicaseequationfrontiteratedsolutionspacetracking
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The viscosity solution of the Hamilton-Jacobi equation was constructed by an "iterated minimax" procedure. Using Dafermos' front tracking method, we give another proof of this construction in the case of Hamilton-Jacobi equations in one space dimension. This allows us to get a better understanding in this case of the singularities of the viscosity solution.
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