Difference between revisions of "Math 22 Functions of Several Variables"
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Revision as of 07:49, 18 August 2020
Definition of a Function of Two Variables
Let be a set of ordered pairs of real numbers. If to each ordered pair in there corresponds a unique real number , then is a function of and . The set is the domain of , and the corresponding set of values for is the range of . Functions of three, four, or more variables are defined similarly.
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