LIFE-SPAN OF CLASSICAL-SOLUTIONS TO UTT -UXX = VERTICAL-BAR-U-VERTICAL-BAR-1+ALPHA

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ZHOU, Y
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O1 [数学];
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0701 ; 070101 ;
摘要
This paper studies the life span of classical solutions to u(tt)-u(xx)=\u\1+a, t=0: u=epsilon-f(x), u(t)=epsilon-g(x), where alpha is a positive real number, f is-an-element-of C-0(2)(B), \g is-an-element-of C-0(1)(R), epsilon is a small parameter. The upper and lower bounds of the same order of magnitude for the life span are obtained respectively.
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页码:230 / 243
页数:14
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