[GiNaC-list] real and imaginary parts of an expression

[Vladimir Kisil]

>>>>> "MD" == Martin DRUON <martin.druon at wanadoo.fr> writes:
    MD> hello, I would like to know how I can get the real part and the
    MD> imaginary part of an expression (GiNaC::ex)...

	You may use the method conjugate(): the expression
  (e+e.conjugate())/2 will give you (in most cases) the real part of e.
  
  Best wishes,
	   Vladimir
-- 
Vladimir V. Kisil     email: kisilv at maths.leeds.ac.uk
--                      www: http://maths.leeds.ac.uk/~kisilv/