A three-curves theorem for viscosity subsolutions of parabolic equations

A three-curves theorem for viscosity subsolutions of parabolic equations
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by Jay Kovats PDF

Proc. Amer. Math. Soc. 131 (2003), 1509-1514 Request permission

We prove a three-curves theorem for viscosity subsolutions of fully nonlinear uniformly parabolic equations $F(D^{2}u,t,x)-u_{t}=0$.

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