I would expect kixtart to give "1" + 2="12". My wife who is a school math teacher would probably say it is obviously 3.

I am not sure I understand your grand unified rule - Isn't this kixtart's actual rule. Are you proposing a possible new rule or summarizing the current one?

[ 24. September 2002, 19:58: Message edited by: Jack Lothian ]
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Jack