Ambrosetti, Antonio Spectral properties of certain linear noncompact operators. (Italian) Zbl 0235.47001 Rend. Sem. Mat. Univ. Padova 42, 189-200 (1969). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 4 Documents MSC: 47A05 General (adjoints, conjugates, products, inverses, domains, ranges, etc.) 47A10 Spectrum, resolvent PDFBibTeX XMLCite \textit{A. Ambrosetti}, Rend. Semin. Mat. Univ. Padova 42, 189--200 (1969; Zbl 0235.47001) Full Text: Numdam EuDML