global nonexistence

常見(jiàn)例句

Two threshold results for global existence and nonexistence of solutions for semi-linear hyperbolic equations and parabolic equations;
給出一類非線性雙曲型方程初值問(wèn)題解爆破的充分條件，并且證明問(wèn)題局部廣義解的存在性和唯一性。
Local existence, global existence and nonexistence of classical solutions for a degenerate and strongly coupled quasilinear parabolic system were studied.
研究一類強(qiáng)耦合擬線性退化拋物方程組初邊值問(wèn)題正古典解的局部存在、全局存在與非全局存在性。
In this paper, we establish the local existence and uniqueness of the solution by using regularization method. We also obtain the global existence and nonexistence. Finally, we get the blow-up rate.
本文運(yùn)用正則化方法證明了一類退化拋物方程解的存在唯一性，討論了解的全局存在性與爆破，并在一定的初值條件下得到了解的爆破速率。