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There are
several conjectures known as the
Hadwiger conjecture or
Hadwiger's conjecture. They include:
Hadwiger conjecture (graph theory), a relationship...
- Hugo
Hadwiger (23
December 1908 in Karlsruhe,
Germany – 29
October 1981 in Bern, Switzerland) was a
Swiss mathematician,
known for his work in geometry...
- as a minor? More
unsolved problems in
mathematics In
graph theory, the
Hadwiger conjecture states that if G {\displaystyle G} is
loopless and has no K...
- In
graph theory, the
Hadwiger number of an
undirected graph G is the size of the
largest complete graph that can be
obtained by
contracting edges of G...
-
problems in
mathematics In
geometric graph theory, the
Hadwiger–Nelson problem,
named after Hugo
Hadwiger and
Edward Nelson, asks for the
minimum number of...
- theory),
Hadwiger's theorem characterises the
valuations on
convex bodies in R n . {\displaystyle \mathbb {R} ^{n}.} It was
proved by Hugo
Hadwiger. Let K...
- The Finsler–
Hadwiger theorem is
statement in
Euclidean plane geometry that
describes a
third square derived from any two
squares that
share a vertex. The...
-
based on
properties that it
shares with a
different graph parameter, the
Hadwiger number.
Later it was
again rediscovered by Neil
Robertson and Paul Seymour (1984)...
-
snark in
modern terminology) must be non-planar. In 1943, Hugo
Hadwiger formulated the
Hadwiger conjecture, a far-reaching
generalization of the four-color...
-
Helmut Hadwiger (17
April 1922 – 22
October 2004) was an
Austrian ski jumper. He
competed in the
individual event at the 1948
Winter Olympics. Evans, Hilary;...
