Pacific Journal of Mathematics · 1968 · 46 citations · 23 references
Natural SciencesMathematicsTopologyKnot TheoryFréchet-urysohn SpacesUrysohn LemmaUrysohn Metrization Theorem
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Oscillation criteria for elliptic equations
V.B Headley, Charles A. Swanson · Pacific Journal of Mathematics · 1968 · 56 citations · Full text