Property:Fact about

The property contains the following errors or warnings:

The "Page;Number" type of this property is invalid

Page;NumberThe "Page;Number" type of this property is invalid

Usage3

Filter<p>The <a target="_blank" rel="nofollow noreferrer noopener" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Property_page/Filter">search filter</a> allows the inclusion of <a target="_blank" rel="nofollow noreferrer noopener" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Query_expressions">query expressions</a> such as <code>~</code> or <code>!</code>. The selected <a target="_blank" rel="nofollow noreferrer noopener" class="external text" href="https://www.semantic-mediawiki.org/wiki/Query_engine">query engine</a> might also support case insensitive matching or other short expressions like:</p><ul><li><code>in:</code> result should include the term, e.g. '<code>in:Foo</code>'</li></ul><ul><li><code>not:</code> result should to not include the term, e.g. '<code>not:Bar</code>'</li></ul>

Showing 3 pages using this property.

C

Connected graph may have precisely two non-adjacent central vertices +

Central vertex;1 +

T

Tree has either one central vertex or two adjacent central vertices +

Central vertex;1 +

S

Self-complementary graph implies chromatic number is at least equal to square root of size of vertex set +

Chromatic number;2 +