The DIF1 function returns the time derivative for a differential equation using a
differential equation entity.
Format
Arguments definition
Diff. Eq. |
The name or argument number of the differential equation entity |
Formulation
Example
DIF1(Model1.DE1)
DIF1(1) <Argument: (1)DE1>
The following is a comparison of the DIF and DIF1 functions on F(t)= 2t through the expression scope: