round « XSLT stylesheet « XML Tutorial

5.12.round
	5.12.1.	ceilng(), floor() and round() transform floating point numbers into integers
	5.12.2.	round()- Takes a number as its argument and returns the integer that is closest to the number argument. The method of rounding is not specified, which may cause problems if a particular algorithm-for example, banker's rounding- is needed.

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