User manual - Chapter 3 Differential Equations

20010101

3-2-5

Differential Equations of the First Order

k Bernoulli equation

To solve a Bernoulli equation, simply input the equation and specify the power of y and the

initial values.

dy/dx + f(x)y = g(x)y

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 d(Bern).

3. Specify f(x), g(x), and n.

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.