Mathematics

ROSSER, J. BARKLY.

New York, McGraw-Hill Book Comp., 1953

KOBRINSKII, N. E. & B. A. TRAKHTENBROT.

Amsterdam, North-Holland Publ. Comp., 1965.

CHANDRASEKHAR, SUBRAMANYAN.

Lancaster, American Physical Society, 1943.

DOLEZEL, LUBOMIR AND RICHARD W. BAILEY.

N.Y., 1969.

KOWALEWSKI, GERHARD.

Berlin, 1954.

BONOLA, ROBERTO.

leipzig u. Berlin, teubner, 1908.

LAURENT, H.

Paris, n.d.ca. 1900.

HILBERT, DAVID.

Darmstadt, 1964.

COUTURAT, LOUIS.

Paris, Felix Alcan, 1905.

RIEMANN, BERNHARD.

Göttingen: Verlag der Dieterichschen Buchhandlung, 1860.

HALL, A. RUPERT.

Cambridge, London etc., Cambridge University Press, (1980).

BAIRE, RENÉ.

Paris, Gauthier-Villars, 1905.

WEYL, HERMANN.

Leipzig und Berlin, B.G. Teubner, 1913.

LA GRANGE (LAGRANGE), JOSEPH LOUIS. - MAXIMA AND MINIMA.

(Berlin, Haude et Spener, 1767 and Berlin, Ch. Fr. Voss, 1774).

POINCARÉ, HENRI.

(Berlin, Uppsala & Stockholm, Paris, 1895).

KLEIN, FELIX.

(Leipzig, B.F. Teubner, 1871 a. 1873).

CARNAP, RUDOLF.

(Chicago, 1965).

HINTIKKA, JAAKKO.

Ithaca, New York, Cornell University Press, (1962).