A function is a way of describing what happens to an input variable, in order to get the output result. \(\text{Input} \rightarrow \text{FUNCTION} \rightarrow \text{Output}\) If we think of a simple ...

A home-brewed graphing calculator called Open SciCal promises to put a powerful machine built entirely from open-source hardware into the pockets of quant jocks and statisticians. "This is for the ...

This paper gives an introductory account of the construction and properties of generalized functions f(x) of real variables x1,x2,⋯ ,xn. These are defined so as to ensure that (i) any generalized ...

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