CVXPY
Maximize
  Sum(X @ [[2.00 1.00]
 [-2.00 -4.00]], None, False)
Subject To
 14: norm_inf(X) <= 6.0
Bounds
 X free
End
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AFTER COMPILATION
Minimize
  - 2 C0 + 2 C1 - C2 + 4 C3
Subject To
 R0: C0 - C4 <= 0
 R1: C1 - C4 <= 0
 R2: C2 - C4 <= 0
 R3: C3 - C4 <= 0
 R4: - C0 - C4 <= 0
 R5: - C1 - C4 <= 0
 R6: - C2 - C4 <= 0
 R7: - C3 - C4 <= 0
 R8: C4 <= 6
Bounds
 C0 free
 C1 free
 C2 free
 C3 free
 C4 free
End
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GUROBI
Maximize
  2 X[0,0] + X[0,1] - 2 X[1,0] - 4 X[1,1]
Subject To
 14: norminf_1 <= 6
Bounds
 X[0,0] free
 X[0,1] free
 X[1,0] free
 X[1,1] free
General Constraints
 GC0: norminf_1 = NORM ( Inf ) ( X[0,0] , X[0,1] , X[1,0] , X[1,1] )
End