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6.10.2  The real and imaginary parts of a complex number: re real im imag

The re (or real) and im (or imag) commands find the real and imaginary parts of a complex number.


The re command finds the real part of a complex number.
real is a synonym for re.


Example.
Input:

re(3+4*i)

Output:

3


The im command finds the imaginary part of a complex number.
imag is a synonym for im.


Example.
Input:

im(3+4*i)

Output:

4

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