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4-18 Real–Number Functions
Greatest integer
To obtain the greatest integer equal to or less than given number, press
().
Example:
This example summarizes many of the operations that extract parts of numbers.
The RND function (
) rounds x internally to the number of digits specified
by the display format. (The internal number is represented by 12 digits.) Refer to
chapter 5 for the behavior of RND in Fraction–display mode.
To calculate: Press: Display:
The integer part of 2.47
()
The fractional part of 2.47
()
The absolute value of –7
The sign value of 9
()
The greatest integer equal to
or less than –5.3
()