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ERR 119

Posted: Wed Jul 14, 2021 6:29 pm
by Julia1199
Hi everyone!
I am new to GAMS and am writing a model with the following objective function:
zf.. sum{(i,j,k)$(ord(i)<>ord(j)),.. dis(i,j)*x(i,j,k)*cnl(k)} = E=Z
however, getting error error 119: number (primary) expected
Can you help me please?
Best regards