Suppose (X∗, Y∗) is a saddle point, v(A) is the value of the game and xk > 0 for the kth component of X∗. What is E(k, Y∗)? What is the most you can say if xk = 0 for E(k, Y∗)?

Suppose (X∗, Y∗) is a saddle point, v(A) is the value of the game and xk > 0 for the kth component of X∗. What is E(k, Y∗)? What is the most you can say if xk = 0 for E(k, Y∗)?

Suppose (X∗, Y∗) is a saddle point, v(A) is the value of the game and xk > 0 for the kth component of X∗. What is E(k, Y∗)? What is the most you can say if xk = 0 for E(k, Y∗)?
Suppose (X∗, Y∗) is a saddle point, v(A) is the value of the game and xk > 0 for the kth component of X∗. What is E(k, Y∗)? What is the most you can say if xk = 0 for E(k, Y∗)?