THE 1ST BOUNDARY VALUE PROBLEM FOR EPSILON-DELTA U+A(X,Y)UX+B(X,Y)UY+C(X,Y)U=D(X,Y) FOR SMALL EPSILON

被引:77
作者
LEVINSON, N
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D O I
10.2307/1969333
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O1 [数学];
学科分类号
0701 ; 070101 ;
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页码:428 / 445
页数:18
相关论文
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[2]  
Lichtenstein L, 1913, J REINE ANGEW MATH, V142, P1
[3]  
Wasow W., 1944, DUKE MATH J, V11, P405