Teledyne LeCroy Conquest User Manual - Users Manual - Manual (Page 127)

Performance Analysis
117
Create an expression
Click the Add button to open a blank expression line. You can enter the
expression by double-clicking the event’s name and an operator or by
double-clicking the blank expression line to open the Expression Dialog and
typing an expression directly.
Name the Expression
Double-click the New Expression name field, enter an expression name in
the Expression dialog, and click OK.
Repeat for additional expressions.