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realPart -- real part

Usage:

realPart z
Inputs:
- z, an integer, rational, real or complex number
Outputs:
- the real part of the complex number z.

Description

i1 : realPart(3/4)

     3
o1 = -
     4

o1 : QQ

i2 : realPart(1.5+2*ii)

o2 = 1.5

o2 : RR (of precision 53)

See also

CC -- the class of all complex numbers
imaginaryPart -- imaginary part

Ways to use realPart:

realPart(InexactNumber)
realPart(Number)
realPart(QQ)
realPart(ZZ)

For the programmer

The object realPart is a method function.

The source of this document is in Macaulay2Doc/doc_arithmetic.m2:89:0.