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Re: Re: Until -Reply -Reply

  • To: mathgroup at
  • Subject: [mg7267] Re: [mg7235] Re:[mg7063] Until -Reply -Reply
  • From: Xah Lee <xah at>
  • Date: Tue, 20 May 1997 02:59:20 -0400 (EDT)
  • Sender: owner-wri-mathgroup at

At 7:13 PM -0400 5/17/97, Sean Ross wrote:
>As an "insider", you were aware of an undocumented While
>The mathematica book does not mention
>that While[test,body] evaluates test first, then body and While[body,test]
>does the reverse. ...

There is no such undocumented feature. What Allan Hayes did of using While to emulate Until is simply to give While only one argument and this is documented in the Appendix of the Mma book both 2nd ed. and 3rd ed.


 Xah, xah at, My #1 author

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