direct variation


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Related to direct variation: inverse variation

direct variation

[də′rekt ‚ver·ē′ā·shən]
(mathematics)
A relationship between two variables wherein their ratio remains constant.
An equation or function expressing such a relationship.
References in periodicals archive ?
The Physics: Electric Current and Resistance; Physics: Series and Parallel Circuits; and Algebra: Linearity, Slope and Direct Variation AC VBooks retail for $1.
Both videos appear, at any given moment, as both thematic and direct variations on traditional Dutch still lifes.