Originally posted by: savant_ning

I run a program, and they can give me a optimal solution, and I set the  parameters.mip.tolerances.mipgap.set(0.x) to get a sub-optimal solution.

but I want to know, is there a parameter to get the given "gap" sub-optimal solution? or get the given "sub-optimal solution" between the initial solution and optimal solution?

thanks

Hi,

have you had a look at solution pools ?

https://www.ibm.com/support/knowledgecenter/SSSA5P_12.8.0/ilog.odms.cplex.help/CPLEX/UsrMan/topics/discr_optim/soln_pool/02_soln_pool_defn.html

regards