Möbius group

Meaning

Noun

• The projective general linear group $\backslash mathbf\{PGL\}(2,\backslash mathbb\{C\})$: the group of Möbius transformations on the Riemann sphere.
• For a given dimension n, the group of projective transformations leaving a particular hypersphere invariant.

Related

Broader meaning words

• Lie group

Origin

• Eponymous for August Ferdinand Möbius (1790–1868), a German mathematician and theoretical astronomer.