Re: simplify expr to = 1
- To: mathgroup at smc.vnet.net
- Subject: [mg37943] Re: simplify expr to = 1
- From: "Allan Hayes" <hay at haystack.demon.co.uk>
- Date: Wed, 20 Nov 2002 09:09:22 -0500 (EST)
- References: <arequi$1a4$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Jerry:
(-2/1)^(1/2)
I*Sqrt[2]
(1/-2)^(1/2)
I/Sqrt[2]
%*%%
-1
But
Simplify[(a)^r * (1/a)^r , {r\[Element]Reals, a>=0}]
1
--
Allan
---------------------
Allan Hayes
Mathematica Training and Consulting
Leicester UK
www.haystack.demon.co.uk
hay at haystack.demon.co.uk
Voice: +44 (0)116 271 4198
Fax: +44 (0)870 164 0565
"Blimbaum Jerry DLPC" <BlimbaumJE at ncsc.navy.mil> wrote in message
news:arequi$1a4$1 at smc.vnet.net...
> Why duzz Mathematica not simplify (f[x]/g[x])^r * (g[x]/f[x])^r to
> equal 1 for r specified as belonging to Reals? For r specified as
> Integer, however, it duzz reduce to 1....
>
>
> jerry blimbaum NSWC panama city, fl
>