Geodesic
Conjugacy and disconjugacy criteria for second order linear ordinary differential equations
Archivum mathematicum, Tome 36 (2000) no. 4, pp. 313-323 Cet article a éte moissonné depuis la source Czech Digital Mathematics Library

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Conjugacy and disconjugacy criteria are established for the equation \[ u^{\prime \prime }+p(t)u=0\,, \] where $p:]-\infty ,+\infty [\rightarrow ]-\infty ,+\infty [$ is a locally summable function.
Conjugacy and disconjugacy criteria are established for the equation \[ u^{\prime \prime }+p(t)u=0\,, \] where $p:]-\infty ,+\infty [\rightarrow ]-\infty ,+\infty [$ is a locally summable function.
Classification : 34C10
Keywords: second order equation; conjugacy criteria; disconjugacy criteria 
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Chantladze, T.; Lomtatidze, A.; Ugulava, D. Conjugacy and disconjugacy criteria for second order linear ordinary differential equations. Archivum mathematicum, Tome 36 (2000) no. 4, pp. 313-323. http://geodesic.mathdoc.fr/item/ARM_2000_36_4_a8/

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