On a Problem of Weyl in the Theory of Singular Sturm-Liouville Equations
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Publication:3246641
DOI10.2307/2372564zbMath0079.10802OpenAlexW2017821488MaRDI QIDQ3246641
Publication date: 1957
Published in: American Journal of Mathematics (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.2307/2372564
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