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On projectional-solvability and the Fredholm alternative for equations involving linear A-proper operators

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Communicated by L. Cesari

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Petryshyn, W.V. On projectional-solvability and the Fredholm alternative for equations involving linear A-proper operators. Arch. Rational Mech. Anal. 30, 270–284 (1968). https://doi.org/10.1007/BF00281535

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