Mathematics

G., Cantor,. Contributions to the founding of the theory of transfinite numbers. Dover Publications, 1955.

H., Davenport,. The higher arithmetic: an introduction to the theory of numbers. Dover Publications, 1983.

J., Euler,. Elements of algebra. Springer-Verlag, 1984.

Eves, Howard Whitley. Foundations and Fundamental Concepts of Mathematics. Mineola, N.Y.: Dover Publications, 1997.

H.G., Hasse,. Number theory. Springer, 1980.

F., Hausdorff,. Set theory. Chelsea, 1991.

W.V.O., Quine,. Set theory and its logic. Belknap Press of Harvard University Press, 1969.

W.V.O., Quine,. Word and object. The M.I.T. Press, 1973.