# Sensitivity Command Manual
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Sensitivity Analysis User Page
For OpenSees we have added commands to Tcl for finite element
analysis. These commands can be grouped into four sections:
- General Commands
commands added to the interpreter to create the sensitivity
analysis.
- Material Commands
commands added to Tcl to create the analysis procedure.
- Section Commands
commands aded to Tcl to monitor what is happening in the model during
the analysis.
- Element Commands
commands added to Tcl to help monitor and modify the model and analysis
during the run-time.
- Constraint
Commands commands added to Tcl to help monitor and modify the model
and analysis during the run-time.