Open Access
1955 On the singularities of the differential equation $(d^2y/dx^2)+f(x,y)(dy/dx)+g(x,y)=P(x)$
Shohei Sugiyama
Kodai Math. Sem. Rep. 7(1): 23-29 (1955). DOI: 10.2996/kmj/1138843578
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Vol.7 • No. 1 • 1955
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