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Re: ArcCos[]

• To: mathgroup at smc.vnet.net
• Subject: [mg24774] Re: ArcCos[]
• From: "Allan Hayes" <hay at haystack.demon.co.uk>
• Date: Thu, 10 Aug 2000 00:31:57 -0400 (EDT)
• References: <8mqvd7$18j@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

"Gianluca Gorni" <gorni at dimi.uniud.it> wrote in message
news:8mqvd7$18j at smc.vnet.net...


-----------  Snip -------------
> An unrelated problem: the following instructions consistently crash
> my Mac Mathematica 4 kernel:
>
> a = Root[-t + 2*#1 + 2*t^2*#1 + #1^3 & , 1];
> b = D[a, t];
> Solve[b == 0, t]
>
--
Gianluca ,
It crashes Mathematica 4.02  on Windows also.

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