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31 .Nm cimag , cimagf , cimagl ,
32 .Nm conj , conjf , conjl ,
33 .Nm cproj , cprojf , cprojl ,
34 .Nm creal , crealf , creall
35 .Nd "functions to manipulate complex numbers"
41 .Fn cimag "double complex z"
43 .Fn cimagf "float complex z"
45 .Fn cimagl "long double complex z"
47 .Fn conj "double complex z"
49 .Fn conjf "float complex z"
50 .Ft "long double complex"
51 .Fn conjl "long double complex z"
53 .Fn cproj "double complex z"
55 .Fn cprojf "float complex z"
56 .Ft "long double complex"
57 .Fn cprojl "long double complex z"
59 .Fn creal "double complex z"
61 .Fn crealf "float complex z"
63 .Fn creall "long double complex z"
69 denote the complex number
74 functions return the real part
78 functions return the imaginary part
83 functions return the complex conjugate
90 functions return the projection onto the Riemann sphere.
93 contains an infinite component, then the result is
94 .Fa \*(If \*(Pm 0 Ns * Ns Em i ,
95 where the (zero) imaginary part of the result has the same sign as
97 Otherwise, the result is
100 These functions do not signal any floating point exceptions.
116 functions first appeared in
120 functions appeared in