| 单词 | absolute value |
| 释义 | absolute value Math. 1. the magnitude of a quantity, irrespective of sign; the distance of a quantity from zero. The absolute value of a number is symbolized by two vertical lines, as |3| or |-3| is 3. 2. the square root of the sum of the squares of the real and imaginary parts of a given complex number, as |a + bi| is equal to the square root of a2+b2. Also called modulus. [1905-10] |
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