Method: Stick::Quaternion#gcd

Defined in:
lib/stick/quaternion.rb

#gcd(other) ⇒ Object 



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# File 'lib/stick/quaternion.rb', line 438

def gcd other
  a=self; b=other
  while true
    if b==0 ; return a;end
    a=a.rmod_D4(b)
    if a==0 ; return b;end
    b=a.lmod_D4(b)
  end
end