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Re: Re: Re: Reduce and Indeterminate

• To: mathgroup at smc.vnet.net
• Subject: [mg87850] Re: [mg87842] Re: [mg87802] Re: Reduce and Indeterminate
• From: Andrzej Kozlowski <akoz at mimuw.edu.pl>
• Date: Fri, 18 Apr 2008 07:11:22 -0400 (EDT)
• References: <fu6mb9$nl0$1@smc.vnet.net> <4806EE02.6060105@metrohm.ch> <200804180642.CAA12712@smc.vnet.net>

On 18 Apr 2008, at 15:42, W_Craig Carter wrote:
> Dear Szabolics,
> What a delightful sense of humor!
>
>> Yes, a statement can be true, it can be false, or it might not make
>> any sense.  If it does not make sense, then considering it false is
>> just as bad as considering it true.
>>
>
> So, if I don't understand this sentence, it is of no use. If I do
> understand it, then it is superfluous.
>
> Very good indeed!
>



Actually, all Mathematica's predicate functions (those whose name's  
end with Q) will return False whenever they cannot decide that it is  
True. So you can get:

  TrueQ["2+2 = 4"]
  False

Andrzej Kozlowski

(I notice also that Hungarian names are as hard to remember as Polish  
ones ;-) ).

• References:
  • Re: Re: Reduce and Indeterminate
    • From: "W_Craig Carter" <ccarter@mit.edu>