- also
regular is
called biregular, and the
biregular maps are the
isomorphisms of
algebraic varieties.
Because regular and
biregular are very restrictive...
- In graph-theoretic mathematics, a
biregular graph or
semiregular bipartite graph is a
bipartite graph G = ( U , V , E ) {\displaystyle G=(U,V,E)} for...
- in the graph. In particular, both
subsets have
equal degree sums. For
biregular graphs, with a
partition of the
vertices into
subsets V 1 {\displaystyle...
-
sense that the
inverse map
exists and is
regular – the
Veronese map is
biregular. More precisely, the
images of open sets in the
Zariski topology are again...
-
abstract incidence structure. Levi
graphs of
configurations are
biregular, and
every biregular graph with
girth at
least six can be
viewed as the Levi graph...
-
bipartition have the same degree, then G {\displaystyle G} is
called biregular. When
modelling relations between two
different classes of objects, bipartite...
- \lambda {\sqrt {|S||T|(1-|S|/n)(1-|T|/n)}}\,}
using similar techniques. For
biregular graphs, we have the
following variation,
where we take λ {\displaystyle...
-
General position is
preserved under biregular maps – if
image points satisfy a relation, then
under a
biregular map this
relation may be
pulled back...
- Hajja, Mowaffaq; Martini,
Horst (2008). "Orthocentric
simplices and
biregularity".
Results in Mathematics. 52 (1–2): 41–50. doi:10.1007/s00025-008-0294-4...
-
departing from v
along the
edges e of H
incident to v. Let H be a (λ,μ)-
biregular graph with
bipartition (Y,X),
where |Y|=kμ and |X|=kλ,
where k<0, λ and...
