CVXPY
Minimize
  abs(X + Y)
Subject To
Bounds
 X free
 Y free
End
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AFTER COMPILATION
Minimize
  x_0
Subject To
 R0: - x_0 + x_1 + x_2 <= 0
 R1: - x_0 - x_1 - x_2 <= 0
Bounds
 x_0 free
 x_1 free
 x_2 free
End
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GUROBI
Minimize
  abs_2
Subject To
 R0: - X[0] - Y + index_1 = 0
Bounds
 X[0] free
 Y free
 index_1 free
General Constraints
 GC0: abs_2 = ABS ( index_1 )
End