method

sin

v2_4_6 - Show latest stable - 0 notes - Class: CMath

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What's this?

sin(z) public

Returns the sine of z, where z is given in radians

CMath.sin(1 + 1i) #=> (1.2984575814159773+0.6349639147847361i)

Show source

# File lib/cmath.rb, line 165
  def sin(z)
    begin
      if z.real?
        RealMath.sin(z)
      else
        Complex(RealMath.sin(z.real) * RealMath.cosh(z.imag),
                RealMath.cos(z.real) * RealMath.sinh(z.imag))
      end
    rescue NoMethodError
      handle_no_method_error
    end
  end

sin

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