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Abs
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Built-in function
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Absolute value. If x is a number, returns |x|. If x is a matrix, returns maximum absolute value among matrix elements, unless x is vector in which case the euclidean norm is returned. If x is a string, returns the length of the string.
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Syntax
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Abs(x)
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Notes
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Examples
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Abs({{1,2}{-4,3}}) returns 4. Abs ("foobar") returns 6. Abs({{1,1}}) returns 1.41421 (i.e. the square root of 2).
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Last modified: 8/9/2002 |
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