
Plotting an Expression of Results
Most plotting options have a option to plot an Expression of the results. When you select that option, a panel will open. Enter any valid expression into the large field and click "Plot". The single-line field can be used to give a name to the expression.
The expression can refer to many analysis results by using a variable name for that quantity. See the table of plot quantities to find the variable names for all results that can be used in expressions. In addition, the following variables can be used:
#PI
: the number π.
Example
For example, to plot hydrostatic stress, enter "Hydrostatic Stress" into the title field (optional) and enter the following expression into the large field:
(#sxx+#syy+#szz)/3
When entered, click "Plot" to plot the results.
Expression Favorites
The pop-up menu can be used to store favorite expressions. To add a new expression, enter a unique expression name into the title field (or enter an existing name to replace that favorite), enter the expression, and select "Save" from the pop-up menu. To recall a saved expression, select it from the pop-up menu. To delete a saved expression, select it from the menu to recall it and then select "Delete" from the pop-up menu.
Expression Panel
The menu command Analyze→Plot Expression... can be used at any time to open the plot expression floating panel. Whenever a plotting window is in front, you can enter an expression and click "Plot" to plot it in that window. When the expression panel is over a non-graphics window, the title will change to "(not available)" and all options will be disabled.