Geodesic
Comparison theorems for fourth order quasilinear matrix differential inequalities
Atti della Accademia nazionale dei Lincei. Rendiconti della Classe di scienze fisiche, matematiche e naturali, Série 8, Tome 53 (1972) no. 5, pp. 334-341 Cet article a éte moissonné depuis la source Biblioteca Digitale Italiana di Matematica

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Nel presente articolo si stabilisce una "identità Picone" per una classe di matrici di quasilineari diseguaglianze differenziali del quart'ordine. La citata identità servirà a mostrare teoremi di confronto del tipo di Sturm. 
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     title = {Comparison theorems for fourth order quasilinear matrix differential inequalities},
     journal = {Atti della Accademia nazionale dei Lincei. Rendiconti della Classe di scienze fisiche, matematiche e naturali},
     pages = {334--341},
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Chan, C. Y.; Young, E. C. Comparison theorems for fourth order quasilinear matrix differential inequalities. Atti della Accademia nazionale dei Lincei. Rendiconti della Classe di scienze fisiche, matematiche e naturali, Série 8, Tome 53 (1972) no. 5, pp. 334-341. http://geodesic.mathdoc.fr/item/RLINA_1972_8_53_5_a1/

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