# triangle inequality

(redirected from*Triangle inequalities*)

## triangle inequality

[′trī‚aŋ·gəl ‚in·i′kwäl·ə·dē] (mathematics)

For real or complex numbers or vectors in a normed space

*x*and*y*, the absolute value or norm of*x*+*y*is less than or equal to the sum of the absolute values or norms of*x*and*y*.McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

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