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Additive Inverse of a Matrix

The matrix obtained by changing the sign of every matrix element. The additive inverse of matrix A is written –A. Note: The sum of a matrix and its additive inverse is the zero matrix.

 

           

 

See also

Matrix addition

 


  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