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fact

factorial

Calculates the factorial of a number.

Usage: nerdamer("factorial(x)")

Parameters

expression x

Returns the appropriate value if possible otherwise it returns the function with the simplified expression

Returns

Expression

EXAMPLES:

var x = nerdamer('fact(5)').evaluate();
console.log(x.text());
x = nerdamer('fact(9.1)').evaluate();
console.log(x.text());
x = nerdamer('(4/5)!*3!-1').evaluate();;
console.log(x.text());

OUTPUT:

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