Dynamic Sets

Problems with syntax of GAMS
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dave8s
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Dynamic Sets

Post by dave8s »

Hello Gams - World,

i just started with modelling in Gams due to study reasons and came up with following problem. I want to model this PLSP lotsizing scheduling problem and have some issues with modelling with restriction 4.3
gamsforum1.jpg
. Here i don't know how to model the dynamic set of delta, which size depends on sp(j). Neither do i know were to define sp(j).. as equation or parameter?
gamsforum2.jpg
I highly appreciate any help !!

Cheers
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