inverseRingActors(A)
This function is provided by the package BettiCharacters.
Returns a List of group elements acting on the vector space spanned by the variables of the polynomial ring associated with the object acted upon. These are the inverses of the elements originally defined by the user when constructing the action. By default, these elements are expressed as one-row substitution matrices as those accepted by substitute. One may obtain these elements as square matrices by setting the optional input Sub to false.
The object inverseRingActors is a method function with options.