non-Euclidean geometry

Finally, in the 1920s, his interest turned to non-Euclidean geometry.

In this they were successful, thus creating the first non-Euclidean geometry.

He continued to do research on non-Euclidean geometry and taught in high schools for the next seven years.

For more information, see the history of non-Euclidean geometry.

He became known for his achievements in non-euclidean geometry.

The existence of these three types parallels the several non-Euclidean geometries.

Non-Euclidean geometry often makes appearances in works of science fiction and fantasy.

Between 1820 and 1823 he prepared a treatise on a complete system of non-Euclidean geometry.

Classical perspective and non-Euclidean geometry were not, after all, incompatible with one another.

In mathematics, hyperbolic space is a type of non-Euclidean geometry.

Discovery of the latter in 19th century was branded as the non-Euclidean geometry.

Non-Euclidean geometry is an example of a paradigm shift in the history of science.

It is a non-Euclidean geometry looking at hyperbolic space.

In non-Euclidean geometry, it is more common to talk about geodesics than (straight) lines.

For planar algebra, non-Euclidean geometry arises in the other cases.

Concepts like non-Euclidean geometry were once considered ill-behaved, but are now common objects of study.

"Have your studies led you into multidimensional non-Euclidean geometries?"

All of this was incredible, yet it had its own logic, like that of non-Euclidean geometry.

Essay on an interpretation of non-Euclidean geometry, 1868.

A version of the law of cosines also holds in non-Euclidean geometry.

Today, however, many other self-consistent non-Euclidean geometries are known, the first ones having been discovered in the early 19th century.

A simple non-euclidean geometry and its physical basis (1979)

He worked on the theories of linear differential equations, probability and non-euclidean geometry.

"Then you know that there are non-Euclidean geometries?"

In non-Euclidean geometry, straight lines are replaced with geodesics.