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class method
Complex.polar
Complex.polar(abs[, arg]) → complex
complex.c
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static VALUE
nucomp_s_polar(int argc, VALUE *argv, VALUE klass)
{
VALUE abs, arg;
argc = rb_scan_args(argc, argv, "11", &abs, &arg);
abs = nucomp_real_check(abs);
if (argc == 2) {
arg = nucomp_real_check(arg);
}
else {
arg = ZERO;
}
return f_complex_polar_real(klass, abs, arg);
}
Returns a complex object which denotes the given polar form.
Example
Complex.polar(3, 0) #=> (3.0+0.0i) Complex.polar(3, Math::PI/2) #=> (1.836909530733566e-16+3.0i) Complex.polar(3, Math::PI) #=> (-3.0+3.673819061467132e-16i) Complex.polar(3, -Math::PI/2) #=> (1.836909530733566e-16-3.0i)