proportionality : Idioms & Phrases
constant of proportionality
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noun the constant value of the ratio of two proportional quantities x and y; usually written y = kx, where k is the factor of proportionality
constant of proportionality.
WordNet
factor of proportionality
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noun the constant value of the ratio of two proportional quantities x and y; usually written y = kx, where k is the factor of proportionality
constant of proportionality.