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MacWorld 1999 January - Disc 2
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Macworld (1999-01) (Disk 2).dmg
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Serious Demos
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Symbolic Composer 4.2
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Environment
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SYMBOL
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Symbol Generators
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undef
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1998-10-23
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323b
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19 lines
undef symbol &rest symbols
Undefines symbols and their definitions made with defsym. Use it to erase symbol definitions.
(initdef)
(defsym a '(a b))
(defsym b '(b a))
(defsym c '(a b))
(gen-trans c 3)
--> (c b c d e d e d c d e d c d e)
(undef b)
(gen-trans c 3)
--> (c b c d e d c)
(undef a b)
(gen-trans a 3)
--> (a)