If Summary file > 0, the following information is output to the SUMMARY file. (It is a brief form of the PRINT file.) All output lines are less than 72 characters.
The Begin line from the SPECS file, if any.
The basis file loaded, if any.
A brief Major iteration log.
A brief Minor iteration log.
The EXIT condition and a summary of the final solution.
The following SUMMARY file is from the example of Identifying structure in the objective and constraints, using Major print level 1 and Minor print level 0.