ai_utils/knowledge/sentence.py
def symbols(self):
        """Returns a set of all symbols in the logical sentence.

        Returns:
            set: An empty set
        """
        return set()
Returns a set of all symbols in the logical sentence.

        Returns:
            set: An empty set
        
Returns a set of all symbols in the logical sentence.
Returns a set of all symbols in the logical sentence .
def symbols(self):
        return set()
def symbols ( self ) : return set ( )
Returns a set of all symbols in the logical sentence.
Returns a set of all symbols in the logical sentence .
"""Returns a set of all symbols in the logical sentence.

        Returns:
            set: An empty set
        """
An empty set
An empty set
set
self