Texas Instruments TI-83 Manual Book page 574

:If 1 à 3 <N and N2 à 3
:Then
:.5(.5+X)!X
:.5(1+Y)!Y
:End
:If 2 à 3 <N
:Then
:.5(1+X)!X
:.5Y!Y
:End
:Pt-On(X,Y)
:End
:StorePic 6
After you execute the program above, you can recall and display the
picture with the instruction
TI-83 Plus Activities
If / Then group.
If / Then group.
Draw point.
End of For group.
Store picture.
.
RecallPic 6
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