Parallelism, Angle of
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
Parallelism, Angle of
in Lobachevskian geometry, the angle of parallelism at a point A with respect to a line a is the acute angle formed by a line through A parallel to a and a perpendicular from A to a.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
Copyright © 2003-2025 Farlex, Inc
Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.