-
field of
graph theory, the
Heawood graph is an
undirected graph with 14
vertices and 21 edges,
named after Percy John
Heawood. The
graph is cubic, and all...
-
Heawood is a surname.
Notable people with the
surname include:
Jonathan Heawood,
British journalist Percy John
Heawood (1861–1955),
British mathematician...
- In
graph theory, the
Heawood conjecture or Ringel–Youngs
theorem gives a
lower bound for the
number of
colors that are
necessary for
graph coloring on...
-
Heawood Hall is a
country house, now
divided into
three houses,
southwest of the
village of
Nether Alderley, Cheshire, England. It
originated in the late...
-
Percy John
Heawood (8
September 1861 – 24
January 1955) was a
British mathematician, who
concentrated on
graph colouring. He was the son of the Rev. John...
- In
graph theory the term
Heawood family refers to
either one of the
following two
related graph families generated via ΔY- and YΔ-transformations: the...
- the
Heawood number of a
surface is an
upper bound for the
number of
colors that
suffice to
color any
graph embedded in the surface. In 1890
Heawood proved...
-
Jonathan Heawood is an
English journalist and
literary editor. He is
Executive Director of the
Public Interest News Foundation, the
first journalism charity...
- {7+{\sqrt {1+48g}}}{2}}\right\rfloor .} This formula, the
Heawood conjecture, was
proposed by P. J.
Heawood in 1890 and,
after contributions by
several people...
- Kay and Jana
Carpenter (Simpson's spouse) as the two podcasters, Matt
Heawood and
Kennedy Fisher, with
Nicola Walker as
Eleanor Peck, a
specialist in...
