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Inclusive or

A disjunction for which either or both statements may be true.

For example, the use of the word or in "A triangle can be defined as a polygon with three sides or as a polygon with three vertices" is inclusive. Either or both options can be true.

Note: In math, or is understood to be inclusive unless stated otherwise.

 

 

See also

Exclusive or

 


  this page updated 21-feb-16
Mathwords: Terms and Formulas from Algebra I to Calculus
written, illustrated, and webmastered by Bruce Simmons
NCTM Web Bytes December 2004 Web Bytes March 2005 Web Bytes