Finite Time Blowup with Upper Bound of Blowup Time of Solutions to Semilinear Parabolic Equations with General Nonlinearity  

具有一般非线性项的半线性抛物方程解的有限时间爆破和爆破时间上界

作　　者：LI Na FANG Shao-mei 李娜;房少梅(College of Mathematics and Information,South China Agricultural University,Guangzhou 510642,China)

机构地区：[1]College of Mathematics and Information,South China Agricultural University,Guangzhou 510642,China

出　　处：《Chinese Quarterly Journal of Mathematics》2022年第1期103-110,共8页数学季刊（英文版）

基　　金：Supported by the Nation Natural Science Foundation of China(Grant No.11271141);Chongqing Science and Technology Commission(Grant No.cstc2018jcyjAX0787).

摘　　要：In this paper,we consider a semilinear parabolic equation with a general nonlinearity.We establish a new finite time blow-up criterion and also derive the upper bound for the blow-up time.The results partially generalize some recent ones obtained by He Ma et al.

关 键 词：Semilinear parabolic equation General nonlinearity Finite time blowup Upper bound 

分 类 号：O175.29[理学—数学]