-
MacDonald "Donald"
Coxeter CC FRS FRSC (9
February 1907 – 31
March 2003) was a British-Canadian
geometer and mathematician.
Coxeter was born in Kensington...
- In mathematics, a
Coxeter group,
named after H. S. M.
Coxeter, is an
abstract group that
admits a
formal description in
terms of
reflections (or kaleidoscopic...
- a
Coxeter–Dynkin
diagram (or
Coxeter diagram,
Coxeter graph) is a
graph with
numerically labeled edges (called branches)
representing a
Coxeter group...
- In mathematics, a
Coxeter element is an
element of an
irreducible Coxeter group which is a
product of all
simple reflections. The
product depends on the...
- the four-dimensional
measure polytope,
taken as a unit for hypervolume.
Coxeter labels it the γ4 polytope. The term
hypercube without a
dimension reference...
-
Coxeter notation (also
Coxeter symbol) is a
system of
classifying symmetry groups,
describing the
angles between fundamental reflections of a
Coxeter...
-
symmetries of
three Coxeter groups, they are the A5
simplex group, B5
cubic group, and the D5
demihypercubic group; 58
fundamental Coxeter groups that generate...
- n
Coxeter group has n
mirrors and is
represented by a
Coxeter–Dynkin diagram.
Coxeter notation offers a
bracketed notation equivalent to the
Coxeter diagram...
- have
orthographic projections in the H3{\displaystyle \mathrm {H} _{3}}
Coxeter plane that
contain various decagrammic symmetries,
which include compound...
-
Harold Scott MacDonald Coxeter derived a third, the mutetrahedron, and
proved that the
these three were complete.
Under Coxeter and Petrie's definition...
