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Kwee Tiow Choo  
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 More options Jan 31, 7:17 pm
From: Kwee Tiow Choo <kwe...@hci.edu.sg>
Date: Wed, 1 Feb 2012 08:17:03 +0800
Local: Tues, Jan 31 2012 7:17 pm
Subject: csolve + solve

See attached. can someone explain why? ty!

[cid:image001....@01CCE0B9.E0CA55F0]

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Joe  
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 More options Jan 31, 9:06 pm
From: Joe <wjb...@yahoo.com>
Date: Tue, 31 Jan 2012 18:06:56 -0800 (PST)
Local: Tues, Jan 31 2012 9:06 pm
Subject: Re: csolve + solve
The answer of course is -1, which is real, and apparently not complex
to ti's way of thinking thus csolve returns false.  What results were
you expecting?

On Jan 31, 4:17 pm, Kwee Tiow Choo <kwe...@hci.edu.sg> wrote:


 
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kwee  
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 More options Feb 1, 12:59 am
From: kwee <kwe...@hci.edu.sg>
Date: Tue, 31 Jan 2012 21:59:45 -0800 (PST)
Local: Wed, Feb 1 2012 12:59 am
Subject: Re: csolve + solve
csolve gives all solution regardless of complex or real, eg,
csolve(x^2=1,x) give x as 1 and -1. i expect csolve to give all ans.
that is why i am puzzled by teh output.

On Feb 1, 10:06 am, Joe <wjb...@yahoo.com> wrote:


 
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Jim Fullerenex  
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 More options Feb 1, 1:19 am
From: Jim Fullerenex <smoat...@gmail.com>
Date: Wed, 1 Feb 2012 14:19:20 +0800
Local: Wed, Feb 1 2012 1:19 am
Subject: Re: [tinspire] Re: csolve + solve

The reference guide has stated this problem. Apparently TI is well aware of
the issue and chooses to deal with it by a warning on the manual.

2012/2/1 kwee <kwe...@hci.edu.sg>


 
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Joe  
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 More options Feb 1, 4:08 am
From: Joe <wjb...@yahoo.com>
Date: Wed, 1 Feb 2012 01:08:06 -0800 (PST)
Local: Wed, Feb 1 2012 4:08 am
Subject: Re: csolve + solve
I see what you mean.  Csolve gives real number answers sometimes but
not all the time.  Wonderful, just wonderful, a warning in the
manual.

On Jan 31, 9:59 pm, kwee <kwe...@hci.edu.sg> wrote:


 
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