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nobuh/factorial.js

Created August 8, 2011 01:07
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Test recursive factorial on rhino
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factorial.js
// mathcontext & bigdecimal.js is http://stz-ida.de/index.php?option=com_content&id=18
load("mathcontext.js");
load("bigdecimal.js");
ONE = new BigDecimal("1");
// Usage : factorial(new BigDecimal("number"))
function factorial (n) {
if (n.compareTo(ONE) == 0) {
return ONE;
} else {
return n.multiply(factorial (n.subtract(ONE)));
}
}
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