1 Dec
2023
1 Dec
'23
3:30 p.m.
/* - expressions that form a tree - operator objects in expressions - relation objects that connect operators and inverses to transform expressions */ struct ScalarRelation { int arity; set<Operator> operations; } struct Operator { string name, symbol; ScalarRelation & relation; vector<int> input_idxs; vector<int> output_idxs; }; struct OperatorExpression : Expression { Operator & operator; vector<Expression> inputs; }; /* :D */