TY - JOUR T1 - Extinction of Weak Solutions for Nonlinear Parabolic Equations with Nonstandard Growth Conditions AU - Gao , Jinglu AU - Guo , Bin JO - Communications in Mathematical Research VL - 4 SP - 376 EP - 382 PY - 2021 DA - 2021/05 SN - 28 DO - http://doi.org/ UR - https://global-sci.org/intro/article_detail/cmr/19040.html KW - nonlinear parabolic equation, nonstandard growth condition, $p(x)$-Laplacian operator. AB -
This paper deals with the extinction of weak solutions of the initial and boundary value problem for $u_t$ = div$((|u|^σ + d_0)|∇u|^{p(x)−2}∇u)$. When the exponent belongs to different intervals, the solution has different singularity (vanishing in finite time).