# Necessity and Sufficiency

Necessity And Sufficiency

In logic, necessity and sufficiency refer to the implicational relationships between statements. The assertion that one statement is a necessary and sufficient condition of another means that the former statement is true if and only if the latter is true.

Read more about Necessity And Sufficiency:  Definitions, Necessity, Sufficiency, Relationship Between Necessity and Sufficiency, Simultaneous Necessity and Sufficiency

### Other articles related to "necessity and sufficiency":

Necessity And Sufficiency - Simultaneous Necessity and Sufficiency
... For example, in graph theory a graph G is called bipartite if it is possible to assign to each of its vertices the color black or white in such a way that every edge of G has one endpoint of each color ... And for any graph to be bipartite, it is a necessary and sufficient condition that it contain no odd-length cycles ...

### Famous quotes containing the words sufficiency and/or necessity:

Our age is very cheap and intelligible. Unroof any house, and you shall find it. The well-being consists in having a sufficiency of coffee and toast, with a daily newspaper; a well glazed parlor, with marbles, mirrors and centre-table; and the excitement of a few parties and a few rides in a year.
Ralph Waldo Emerson (1803–1882)

The sadness of the women’s movement is that they don’t allow the necessity of love. See, I don’t personally trust any revolution where love is not allowed.
Maya Angelou (b. 1928)