- In mathematics, an
isomorphism is a structure-preserving
mapping or
morphism between two
structures of the same type that can be
reversed by an inverse...
- the
cardinality of the
underlying set is two.
There are
exactly five
nonisomorphic semigroups having two elements: O2, the null
semigroup of
order two...
-
small order up to
group isomorphism. For n = 1, 2, … the
number of
nonisomorphic groups of
order n is 1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14...
-
Nonisomorphic graphs on
three vertices...
- Two
nonisomorphic dual
representations of SU(3), with
highest weights (1,2) and (2,1)...
- In mathematics,
especially abstract algebra, loop
theory and
quasigroup theory are
active research areas with many open problems. As in
other areas of...
-
bipartite partitions of 12
white objects and 3
black ones 1915 =
number of
nonisomorphic semigroups of
order 5 1916 = sum of
first 50
composite numbers 1917...
-
hypothesis is that a
complete theory with less than
continuum many
nonisomorphic countable models can have only
countably many. Vaught's conjecture,...
-
containing 188 Sloane, N. J. A. (ed.). "Sequence A027851 (Number of
nonisomorphic semigroups of
order n)". The On-Line
Encyclopedia of
Integer Sequences...
- doi:10.1090/S0002-9947-06-04078-5, MR 2276625,
There are
infinitely many
nonisomorphic algebraic number fields whose Dedekind zeta
functions have infinitely...
