TRANSFORMATION MATRICES PROGRAM
By Daniel Wedge
For Casio fx-9700 (might work on other models)

*** MORE GAMES AND PROGRAMS FOR CASIO CALCULATORS AT ***
******** http://www.student.uwa.edu.au/~wedgey *********

This program will draw the transformed points for you on the
screen, given a 2x2 transformation matrix and several points
in (x,y) form. (You will need to enter the first point again
at the end so that a closed shape is formed if necessary.)

size: 265 bytes

'TRANSFORM
"INIT RANGE 1=Y"? -> X
Range -6.3,6.3,1,-3.706,3.706,1
X=1 => Goto 0
"PRESS [RANGE] TO"
"ENTER RANGE:"@
Lbl 0
"TRANSFORM   [A B]"
" MATRIX     [C D]"
"A"? -> A
"B"? -> B
"C"? -> C
"D"? -> D
"ORIGINAL POINTS"
Lbl 1
"X"? -> E
"Y"? -> F
AE+BF -> X
CE+DF -> Y
"NEW X VALUE:":X@
"NEW Y VALUE:":Y@
Plot X,Y
Line@
Goto 1