(self, j)
return self.cons(j)
doublec(j) is TRUE <=> j,(j-1) contain a double consonant.
doublec(j) is TRUE <=> j,(j-1) contain a double consonant.
doublec ( j ) is TRUE < = > j ( j - 1 ) contain a double consonant .
def doublec(self, j):
        """doublec(j) is TRUE <=> j,(j-1) contain a double consonant."""
        if j < (self.k0 + 1):
            return 0
        if (self.b[j] != self.b[j-1]):
            return 0
        return self.cons(j)
def doublec ( self , j ) : if j < ( self . k0 + 1 ) : return 0 if ( self . b [ j ] != self . b [ j - 1 ] ) : return 0 return self . cons ( j )