Texas Instruments TI-83

TI-83 Plus Activities 571

:If 1à3<N and N2à3

:Then

:.5(.5+X)!X

:.5(1+Y)!Y

:End

If/Then group.

:If 2à3<N

:Then

:.5(1+X)!X

:.5Y!Y

:End

If/Then group.

:Pt-On(X,Y) Draw point.

:End End of For group.

:StorePic 6 Store picture.

After you execute the program above, you can recall and display thepicture with the instruction RecallPic 6.