The definitions for the input items are in the glossary. See Input Files for information on how the input is organized.
Input can be inspected through the menu system as described below.
Input is organized into the various types shown in the top left box: Girder System, Girder i, or Bracing. Selecting "Input File" in the top middle box determines the available types of input shown in the top right box. The input selected using these three boxes is shown in the main window area.
Selecting "Input File" in the top middle box determines the available selections in the top right box. The input selected is shown in the main window area.