Texas Instruments TI-89 사용자 설명서

Differential Equation Graphing

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You can also use

deSolve( )

to solve this problem directly. Enter:

deSolve(

y' = 1/1000 y

ù(100Ny) and y(0)=10,t,y

)

Troubleshooting with the Fields Graph Format

If you have difficulties graphing a differential equation, this section can help you correct
the problem. Many problems may be related to your Fields graph format setting.

Setting the Fields Graph Format

What Order Equation Are You Graphing?

4. Evaluate the general solution (

) with the

constant

@1=9/100

to obtain the particular

solution shown.

From the Y= Editor, Window Editor, or Graph
screen, press:

— or —

8 Í

If the equation is:

Valid Fields settings are:

1st-order

SLPFLD or FLDOFF