User manual - diffeqn_manual

2-3
Differential Equations of the First Order
k Linear Equation
To solve a linear equation, simply input the equation and specify initial values.
dy/dx + f(x)y = g(x)
Set Up
1. From the Main Menu, enter the DIFF EQ Mode.
Execution
2. Press 1(1st) to display the menu of differential equations of the first order, and then
select c(Linear).
3. Specify f(x) and g(x).
4. Specify the initial value for x0, y0.
5. Press 5(SET)b(Param).
6. Specify the calculation range.
7. Specify the step size for h.
8. Press 5(SET)c(Output).
Select the variable you want to graph, and then select a list for storage of the
calculation results.
9. Make V-Window settings.
10. Press 6(CALC) to solve the differential equation.