Nikolai Ivanovich Lobachevsky Quote

There is no branch of mathematics, however abstract, which may not some day be applied to phenomena of the real world.


As quoted in George Edward Martin, The Foundations of Geometry and the Non-Euclidean Plane, Springer (1998 [1975]), p. 225; also in Stanley Gudder, A Mathematical Journey, McGraw-Hill (1976), p. 36.


There is no branch of mathematics, however abstract, which may not some day be applied to phenomena of the real world.

There is no branch of mathematics, however abstract, which may not some day be applied to phenomena of the real world.

There is no branch of mathematics, however abstract, which may not some day be applied to phenomena of the real world.

There is no branch of mathematics, however abstract, which may not some day be applied to phenomena of the real world.