Simplifies the constraint expression grammar by introducing a binary operator to make a single binary expression for all binary operators instead of creating a seperate expression for each operator.
Simplifies the constraint expression grammar by introducing a binary operator to make a single binary expression for all binary operators instead of creating a seperate expression for each operator.

digitalbricklayer/workbench,digitalbricklayer/dyna,constraint-capers/workbench,dyna-project/dyna