diff options
Diffstat (limited to 'complex.c')
-rw-r--r-- | complex.c | 31 |
1 files changed, 21 insertions, 10 deletions
@@ -474,12 +474,19 @@ nucomp_s_canonicalize_internal(VALUE klass, VALUE real, VALUE imag) /* * call-seq: - * Complex.rect(real[, imag]) -> complex - * Complex.rectangular(real[, imag]) -> complex + * Complex.rect(real, imag = 0) -> complex * - * Returns a complex object which denotes the given rectangular form. + * Returns a new \Complex object formed from the arguments, + * each of which must be an instance of Numeric, + * or an instance of one of its subclasses: + * \Complex, Float, Integer, Rational; + * see {Rectangular Coordinates}[rdoc-ref:Complex@Rectangular+Coordinates]: + * + * Complex.rect(3) # => (3+0i) + * Complex.rect(3, Math::PI) # => (3+3.141592653589793i) + * Complex.rect(-3, -Math::PI) # => (-3-3.141592653589793i) * - * Complex.rectangular(1, 2) #=> (1+2i) + * \Complex.rectangular is an alias for \Complex.rect. */ static VALUE nucomp_s_new(int argc, VALUE *argv, VALUE klass) @@ -698,14 +705,18 @@ rb_dbl_complex_new_polar_pi(double abs, double ang) /* * call-seq: - * Complex.polar(abs[, arg]) -> complex + * Complex.polar(abs, arg = 0) -> complex + * + * Returns a new \Complex object formed from the arguments, + * each of which must be an instance of Numeric, + * or an instance of one of its subclasses: + * \Complex, Float, Integer, Rational; + * see {Polar Coordinates}[rdoc-ref:Complex@Polar+Coordinates]: * - * Returns a complex object which denotes the given polar form. + * Complex.polar(3) # => (3+0i) + * Complex.polar(3, 2.0) # => (-1.2484405096414273+2.727892280477045i) + * Complex.polar(-3, -2.0) # => (1.2484405096414273+2.727892280477045i) * - * 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) */ static VALUE nucomp_s_polar(int argc, VALUE *argv, VALUE klass) |