Class: Numeric

Inherits:
Object
  • Object
show all
Includes:
SGML
Defined in:
lib/m500.rb

Direct Known Subclasses

Decimal, Fraction, Kettenbruch, Natural, Quotient, Real, ST, Sigma

Instance Method Summary collapse

Methods included from SGML

#tog_sgml_id

Instance Method Details

#coerce(other) ⇒ Object 



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# File 'lib/m500.rb', line 255

def coerce(other)
  if Natural === other or Counting === other or Zahlen === other  or Quotient === other or Fraction === other
    [other.to_i,self]
  else
    super
  end
end

#irrational? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/m500.rb', line 249

def irrational?
  false
end

#rational? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/m500.rb', line 252

def rational?
  true
end

#sgml_id ⇒ Object 



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# File 'lib/m500.rb', line 214

def sgml_id
  ret = ""
  @idsgml ? ret = "id='#{self.class.to_s.downcase}#{self.object_id}' " : ret = ""
  ret
end

#to_Dec ⇒ Object 



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# File 'lib/m500.rb', line 237

def to_Dec
  self
end

#to_Frac ⇒ Object 



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# File 'lib/m500.rb', line 231

def to_Frac
  self
end

#to_K ⇒ Object 



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# File 'lib/m500.rb', line 243

def to_K
  self
end

#to_N ⇒ Object 



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# File 'lib/m500.rb', line 222

def to_N
  self
end

#to_N0 ⇒ Object 



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# File 'lib/m500.rb', line 225

def to_N0
  self
end

#to_Q ⇒ Object 



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# File 'lib/m500.rb', line 234

def to_Q
  self
end

#to_R ⇒ Object 



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# File 'lib/m500.rb', line 246

def to_R
  self
end

#to_sgml ⇒ Object 



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# File 'lib/m500.rb', line 219

def to_sgml
  "<mn #{sgml_id}class='numeric'>#{self.to_s}</mn>"
end

#to_Sig ⇒ Object 



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# File 'lib/m500.rb', line 240

def to_Sig
  self
end

#to_Z ⇒ Object 



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# File 'lib/m500.rb', line 228

def to_Z
  self
end