Portugaliae mathematica, Tome 15 (1956) no. 2

Geodesic

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Volume 15 (1956) no. 2

Sommaire

General operational calculus in n variables

Silveira, M. da

p. 49-69

Generalisation of a theorem by S. Schwarz on semigroup

Iséki, Kiyoshi

p. 71-72