@article{107359, author = {Zuzana Do\v sl\'a}, title = {Singular quadratic functionals and transformation of linear Hamiltonian systems}, journal = {Archivum Mathematicum}, volume = {025}, year = {1989}, pages = {223-234}, zbl = {0825.34020}, mrnumber = {1188066}, language = {en}, url = {http://dml.mathdoc.fr/item/107359} }
Došlá, Zuzana. Singular quadratic functionals and transformation of linear Hamiltonian systems. Archivum Mathematicum, Tome 025 (1989) pp. 223-234. http://gdmltest.u-ga.fr/item/107359/
The effect of variable change on oscillation and disconjugate criteria with application to spectral theory and asymptotic theory, J. Math. Anal. Appl. 81 (1981), 234-277. (1981) | MR 0618771
A Prüfer transformation for matrix differential equations, Proc. Ameг. Math. Soc. 8 (1957), 510-518. (1957) | MR 0087821 | Zbl 0079.10603
Lineare Differential transformationen 2. Ordung, VEB Verlag Berlin 1967. (1967) | MR 0236448
Disconjugacy, Lectures Notes in Math. 220, Springer-Verlag, New York-Berlin-Heidelberg 1971. (1971) | MR 0460785 | Zbl 0224.34003
On transformations of singular quadratic functionals corresponding to equation $(py')' + qy = 0$, Arch. Math. (Brno) 24, No. 2 (1988), 75-82. (1988) | MR 0983225
On transformation and oscillation of self-adjoint linear differential systems and the reciprocals, to appear in Annal. Pol. Math.
On the oscillation of solutions of self-adjoint linear differential equations of the fourth order, Tгans. Amer. Math. Soc. 89 (1958), 325-377. (1958) | MR 0102639
Global transformations of linear differential equations and quadratic functionals I, Arch. Math. 19 (1983). (1983) | MR 0725199
Global transformations of linear differential equations and quadratic functionals II, Arch. Math. 20 (1984), 149-156. (1984) | MR 0784866
Investigation of quadratic functionals by transformation of linear second order differential equation, (Czech), Sborník prací VŠD a VÚD 44 (1971), 5-17. (1971) | MR 0322242
Singular quadratic functionals, Trans. Amer. Math. Soc. 40 (1936), 252-286. (1936) | MR 1501873
Principal quadratic functionals, Trans. Amer. Math. Soc. 68 (1949), 253-274 (1949) | MR 0034535 | Zbl 0041.22404
Quadratic functionals with a singular end point, Trans. Amer. Math. Soc. 78 (1955), 98-128. (1955) | MR 0066570
Singular quadratic functionals, Math. Ann. 201 (1973), 315-340. (1973) | MR 0343150 | Zbl 0237.49013
The calculus of variations in the large, 2nd ed., Amer. Math. Soc. Colloq. Poubl., vol. 18, Amer. Math. Soc., Providence R. I., 1960. (1960) | MR 1451874
Sturmian Theory for Ordinary Differential Equations, Springer-Verlag, New York-Berlin-Heidelberg 1980. (1980) | MR 0606199 | Zbl 0459.34001
Singular quadratic functionals of n dependent variables, Trans. Amer. Math. Soc. 124 (1966), 60-76. (1966) | MR 0196556
Principal quadratic functionals, Trans. Amer. Math. Soc. 218 (1976), 297-309. (1976) | MR 0405208 | Zbl 0346.49013