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Discuss with others and try evaluating the procedure BEFORE copying it out and experimenting further.
TO GROW :X :A
IF :A > 2000 [STOP]
GROW :X :X * :A
GROW 2 2 and
GROW 22 2 as well as
GROW 2 22 .
What will happen to
GROW .2 2 or
Can you construct alternative sequences that GROW?
Can you elegantly complete the next stage of growth for this pentagram 'animal'?
What about the next stage after that?