dimensional analysis

dimensional analysis

noun Physics.
a method for comparing the dimensions of the physical quantities occurring in a problem to find relationships between the quantities without having to solve the problem completely. Compare dimension ( def 6 ).

Origin:
1920–25

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Main Entry:  dimensional analysis
Part of Speech:  n
Definition:  a method of mathematical analysis that focuses on the dimensions of length, mass, time, etc., which aims to simplify a problem by dealing only with essential parameters; a technique of calculating with physical quantities in which units are included and treated in the same way as numbers
Etymology:  mathematics
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