# partial derivative

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**partial derivative**— n. Math. the result of differentiating a function of more than one variable with respect to a particular variable, with the other variables kept constant: the notation ∂f/∂x means the partial derivative of the function f with respect to x … English World dictionary**Partial derivative**— In mathematics, a partial derivative of a function of several variables is its derivative with respect to one of those variables with the others held constant (as opposed to the total derivative, in which all variables are allowed to vary).… … Wikipedia**partial derivative**— Math. the derivative of a function with respect to one of its variables with all other variables held constant. [1970 75] * * * In differential calculus, the derivative of a function of several variables with respect to change in just one of its… … Universalium**partial derivative**— noun the derivative of a function of two or more variables with respect to a single variable while the other variables are considered to be constant • Syn: ↑partial • Hypernyms: ↑derived function, ↑derivative, ↑differential coefficient,… … Useful english dictionary**partial derivative**— noun Date: 1889 the derivative of a function of several variables with respect to one of them and with the remaining variables treated as constants … New Collegiate Dictionary**partial derivative**— noun Mathematics a derivative of a function of two or more variables with respect to one variable, the other(s) being treated as constant … English new terms dictionary**partial derivative**— par′tial deriv′ative n. Math. math. the derivative of a function with respect to one of its variables with all other variables held constant … From formal English to slang**partial derivative**— /paʃəl dəˈrɪvətɪv/ (say pahshuhl duh rivuhtiv) noun Mathematics a derivative of a function of several variables with respect to one of the variables, the other variables being regarded as constant …**Derivative (generalizations)**— Derivative is a fundamental construction of differential calculus and admits many possible generalizations within the fields of mathematical analysis, combinatorics, algebra, and geometry. Derivatives in analysis In real, complex, and functional… … Wikipedia**Second partial derivative test**— In mathematics, the second partial derivatives test is a method in multivariable calculus used to determine if a critical point ( x , y ) is a minimum, maximum or saddle point.Suppose that :M = f {xx}(a,b)f {yy}(a,b) left( f {xy}(a,b) ight)^2 or… … Wikipedia