Module src.olaaaf.formula.binaryFormula.implicationOperator

Class representing the implication operator.

Classes

class Implication (formulaLeft: Formula, formulaRight: Formula, fmName: str = None)

Class representing the implication operator.

Parameters

formulaTuple : tuple of Formulas
The formulas meant as components of the implication operator.

Attributes

children : tuple of olaaaf.formula.formula.Formula
The children of the current node.
Expand source code 
class Implication(BinaryFormula):
    '''
     Class representing the implication operator.

    Parameters
    ----------
    formulaTuple: tuple of Formulas
        The formulas meant as components of the implication operator.

    Attributes
    ----------
    children: tuple of `olaaaf.formula.formula.Formula`
        The children of the current node.
    '''
    
    _symbol = "->"
    
    def _eliminate(self) -> Formula:
        '''
        Method returning the simplified form for the implication operator, using only
        Not, And and Or.
        In this case, it's NOT a OR b.

        Returns
        -------
        `olaaaf.formula.formula.Formula`
            The simplified version of the implication operator.
            In this case, it's NOT a OR b.
        '''
        
        return ~self.children[0] | self.children[1]
        
    def __str__(self):
        return "(" + str(self.children[0]) + ") " + Constants.IMPLICATION_STRING_OPERATOR +  " (" + str(self.children[1]) + ")"

    def toLatex(self):
        return "(" + self.children[0].toLatex() + ") " + Constants.IMPLICATION_LATEX_OPERATOR +  " (" + self.children[1].toLatex() + ")"

Ancestors

Inherited members