ns1456591

dual-infeasible

The instance

as published

Variables: 8,399
Constraints: 1,994
Nonzeros: 199,021
Format: MPS, gzipped

Where it comes from

provenance

The source instance's LP relaxation is feasible with a bounded optimum. Removing the elements below makes the objective unbounded, and putting any one of them back makes it bounded again.

Bounds dropped: 2
Rows dropped: 3

What was removed

5 entries

lb of C3421lb of C3193row R1590row R0791row R0772

5 of 5 shown. The complete list is in the sidecar.

Also published in the primal-infeasible set view →

Download

ns1456591_ub.mps.gz0.64 MiB ns1456591_ub.meta.json18 KiB

The sidecar carries the full provenance, including the fields this page truncates.

Source instance

Namens1456591

Submitted byNEOS Server Submission

Groupneos-pseudoapplication-52

TermsNo licence of record

Imported from MIPLIB2010. It predates MIPLIB's submission form, and the licence that form required. See LICENSE.

cardinalitygeneral_linearset_partitioning

Instance coming from the NEOS Server with unknown application

Source description quoted from MIPLIB 2017; links and mathematical notation formatted for the web.

View on MIPLIB 2017 →