MU BASIC/RT-11 User's Manual

This manual provides comprehensive documentation for the MU BASIC/RT-11 system, a multi-user environment running on the RT-11 monitor. It covers getting started, file management (including sequential and virtual array files), system commands, internal functions, and error messages. The document is designed for users already familiar with the BASIC-11 Language Reference Manual, focusing specifically on features and enhancements unique to the MU BASIC/RT-11 system.