Indicating Lesser-Or-Equal-To Constraints: ax<=b

indicator

0 <= b - ax <= U i=1

L <= b - ax <= -eps i=0

Enforce

L*(1-i) <= b – ax <= U*i – eps (1-i)

Check

L*(0) <= b – ax <= U*1 – eps (0)

L*(1) <= b – ax <= U*0 – eps (1)

U

0

L

-eps

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