The integer part of a real number is the part of the number that appears before the decimal point. For example, the integer part of is , and the integer part of is .
To be more precise, for
, the integer part of , denoted as , is given by
where
and
denote the floor and ceiling of , respectively.
This is version 3 of integer part, born on 2006-09-10, modified 2008-02-26.
Object id is 8337, canonical name is IntegerPart.
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