# Question

Explain why it is a good heuristic to choose the variable that is most constrained, but the value that is 1act constraining in a CSP search

## Answer to relevant Questions

Consider the problem of constructing (not solving) crossword puzzles:5 fitting words into a rectangular grid. The grid, which is given as part of the problem, specifics which square are blank and which are shaded. Assume ...AC-3 puts back on the queue every arc (Xk, Xi) whenever any value is deleted from the domain of Xi, even if each value of Xk is consistent with several remaining values of X. Suppose that, for every arc (Xk, Xi), we keep ...Develop a formal proof of correctness for alpha-beta pruning. To do this, consider the situation shown in Figure. The question is whether to prune node nj, which is a max- node and a descendant of node n1. The basic idea is ...Describe how the mini max and alpha—beta algorithms change for two-player, nonzero-sum games in which each player has his or her own utility function. You may assume that each player knows the other’s utility function. ...Decide whether each of the following sentences is valid, un-satisfiable, or neither. Verify your decisions using truth tables or the equivalence rules of Figure. a. Smoke ↔ Smoke b. Smoke → Fire c. (Smoke ...Post your question

0