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- Newsgroups: sci.math.symbolic
- Path: sparky!uunet!usc!sdd.hp.com!ux1.cso.uiuc.edu!news.cso.uiuc.edu!dan
- From: dan@math.uiuc.edu (Daniel R. Grayson)
- Subject: Re: mathematica solve and rules
- References: <1992Sep3.004655.21678@athena.mit.edu> <BtzEo8.A36@bunyip.cc.uq.oz.au> <1992Sep3.091337.434@cine88.cineca.it>
- Message-ID: <Bu02yI.Cpy@news.cso.uiuc.edu>
- Sender: usenet@news.cso.uiuc.edu (Net Noise owner)
- Reply-To: dan@math.uiuc.edu
- Organization: University of Illinois at Urbana
- Date: Thu, 3 Sep 1992 11:37:28 GMT
- Lines: 19
-
- try this:
-
- Mathematica (ULTRIX) 1.2 (August 8, 1989) [With pre-loaded data]
- by S. Wolfram, D. Grayson, R. Maeder, H. Cejtin,
- S. Omohundro, D. Ballman and J. Keiper
- with I. Rivin and D. Withoff
- Copyright 1988,1989 Wolfram Research Inc.
-
- In[3]:= Solve[ a x^2 == c, x ]
-
- Sqrt[c] Sqrt[c]
- Out[3]= {{x -> -------}, {x -> -(-------)}}
- Sqrt[a] Sqrt[a]
-
- In[4]:= Reduce[ a x^2 == c , x , Mode->Generic]
-
- Sqrt[c] Sqrt[c]
- Out[4]= x == ------- || x == -(-------)
- Sqrt[a] Sqrt[a]
-