Class: Quadratic::Imag

Inherits:
Object
  • Object
show all
Defined in:
lib/quadratic_number/imag.rb

Overview

< Quadratic < Numeric

Instance Method Summary collapse

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/quadratic_number/imag.rb', line 22

def ==(other)
  if other.kind_of?(Numeric)
    self.to_c - other == 0
  else
    other == self
  end
end

#real? ⇒ Boolean

defined by Numeric:

  • integer? #=> false

Returns:

  • (Boolean) 


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# File 'lib/quadratic_number/imag.rb', line 9

def real?
  false
end

#to_c ⇒ Object

Type conversions ###



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# File 'lib/quadratic_number/imag.rb', line 38

def to_c
  d = self.class::D
  if d == -1
    Complex.rect(@a, @b)
  else
    rev_class = Quadratic[-d]
    Complex.rect(@a, rev_class.new(0, @b))
  end
end