Differential equations - Lefschetz, Solomon, 1884-1972. (New York : John Wiley & Sons, 1962)
'Unabridged republication of the second (1963) edition of the work originally published by Interscience Publishers in 1957 as volume VI of the Interscience pure and applied mathematics series.'
Includes index.
Bibliography: p. 376-385.
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Keywords: Differential equations; Topology