A multivariable function is just a function whose input and/or output includes multiple variables. In contrast, a function with single-number inputs and a single-number outputs is called a single-variable function.
read moreA single-variable function is a function that contains only one variable.
read moreA partial derivative of a function of several variables is its derivative with respect to one of those variables, with the others held constant. This is in contrast to the Total Derivative, in which all variables are allowed to vary. Related
read moreA variable is a symbol placeholder for a quantity that may change, or any mathematical object. Variables often represent a number, vector, matrix, function, argument, set, or element. If a variable does not actually vary, it is called a constant variable, or…
read moreA function takes an input, performs an operation on it, and provides an output.
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