De Giorgi, Ennio; Marino, Antonio; Tosques, Mario Problemi di evoluzione in spazi metrici e curve di massima pendenza. (Italian) Zbl 0465.47041 Atti Accad. Naz. Lincei, VIII. Ser., Rend., Cl. Sci. Fis. Mat. Nat. 68, 180-187 (1980). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 4 ReviewsCited in 137 Documents MSC: 47H20 Semigroups of nonlinear operators 35G10 Initial value problems for linear higher-order PDEs 35K25 Higher-order parabolic equations 58D25 Equations in function spaces; evolution equations Keywords:nonlinear evolution problem PDFBibTeX XMLCite \textit{E. De Giorgi} et al., Atti Accad. Naz. Lincei, VIII. Ser., Rend., Cl. Sci. Fis. Mat. Nat. 68, 180--187 (1980; Zbl 0465.47041)