Relative Error
المؤلف:
Abramowitz, M. and Stegun, I. A. (Eds.)
المصدر:
Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 9th printing. New York: Dover
الجزء والصفحة:
p. 14
13-2-2021
1685
Relative Error
Let the true value of a quantity be 
and the measured or inferred value 
. Then the relative error is defined by
where 
is the absolute error. The relative error of the quotient or product of a number of quantities is less than or equal to the sum of their relative errors. The percentage error is 100% times the relative error.
REFERENCES:
Abramowitz, M. and Stegun, I. A. (Eds.). Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 9th printing. New York: Dover, p. 14, 1972.
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