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MathGroup Archive 2007

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Re: Evaluation question

  • To: mathgroup at smc.vnet.net
  • Subject: [mg80296] Re: Evaluation question
  • From: dimitris <dimmechan at yahoo.com>
  • Date: Thu, 16 Aug 2007 07:26:33 -0400 (EDT)
  • References: <fa13jg$nua$1@smc.vnet.net>

On 16    , 11:58, Yaroslav Bulatov <yarosla... at gmail.com> wrote:
> Abs[-1 - 2 E - E ^2 + (1 + E)^2]
> Evaluate[%]
>
> Why is the "N::meprec" message only printed once?

What version do you use?

In[3]:=
Quit[]

In[1]:=
Abs[-1 - 2 E - E ^2 + (1 + E)^2]
Evaluate[Abs[-1 - 2 E - E ^2 + (1 + E)^2] ]

>From In[1]:=
\!\(\*
  RowBox[{\(N::"meprec"\), \(\(:\)\(\ \)\), "\<\"Internal precision
      limit $MaxExtraPrecision = \\!\\(49.99999999999999`\\) reached
while \
evaluating \\!\\(\\(\\(-1\\)\\) - \\(\\(2\\\\ \[ExponentialE]\\)\\) -
\
\[ExponentialE]\\^2 + \\((1 + \[ExponentialE])\\)\\^2\\). \\!\\(\
\*ButtonBox[\
\\\"More...\\\", ButtonStyle->\\\"RefGuideLinkText\\\", ButtonFrame-
>None, \
ButtonData:>\\\"General::meprec\\\"]\\)\"\>"}]\)

Out[1]=
Sqrt[(-1 - 2*E - E^2 + (1 + E)^2)^2]

>From In[1]:=
\!\(\*
  RowBox[{\(N::"meprec"\), \(\(:\)\(\ \)\), "\<\"Internal precision
      limit $MaxExtraPrecision = \\!\\(49.99999999999999`\\) reached
while \
evaluating \\!\\(\\(\\(-1\\)\\) - \\(\\(2\\\\ \[ExponentialE]\\)\\) -
\
\[ExponentialE]\\^2 + \\((1 + \[ExponentialE])\\)\\^2\\). \\!\\(\
\*ButtonBox[\
\\\"More...\\\", ButtonStyle->\\\"RefGuideLinkText\\\", ButtonFrame-
>None, \
ButtonData:>\\\"General::meprec\\\"]\\)\"\>"}]\)

Out[2]=
Sqrt[(-1 - 2*E - E^2 + (1 + E)^2)^2]

In[3]:=
$Version

Out[3]=
"5.2 for Microsoft Windows (June 20, 2005)"

Dimitris




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