why are constraints falling when testing for coefficient equality? why constraints are dropping why is it that some of my constraints are dropping why are constraints dropping why is the constraint being dropped why are constraints getting dropped why are constraints going down in poolability? why is a large number of constraints dropping why are constraints falling off the eq why do constraints stay on poolability panel why are constraints getting dropped why is the constraint drop why do constraints drop on poolability test why are constraints getting dropped why are constraints dropping why is the constraint drop why are my constraints getting dropped why are constraints dropping why constraints are getting dropped why do constraints get dropped