Out[1]=((5-Sqrt[5])/20 + (5+Sqrt[5])/20 ) == 1/2 ???
- To: mathgroup at smc.vnet.net
- Subject: [mg19976] Out[1]=((5-Sqrt[5])/20 + (5+Sqrt[5])/20 ) == 1/2 ???
- From: p_mclean at postoffice.utas.edu.au (Patrick McLean)
- Date: Thu, 23 Sep 1999 23:26:23 -0400
- Organization: Maths Dept, University of Tasmania
- Sender: owner-wri-mathgroup at wolfram.com
Can any one explain this behaviour???
hilbert% math
Mathematica 3.0 for Solaris
Copyright 1988-96 Wolfram Research, Inc.
-- Terminal graphics initialized --
In[1]:= ( (5-Sqrt[5])/20 + (5+Sqrt[5])/20 ) == 1/2
$MaxExtraPrecision::meprec:
$MaxExtraPrecision = 50. reached while evaluating
1 5 - Sqrt[5] 5 + Sqrt[5]
-(-) + ----------- + -----------. Increasing the value of
2 20 20
$MaxExtraPrecision may help resolve the uncertainty.
5 - Sqrt[5] 5 + Sqrt[5] 1
Out[1]= ----------- + ----------- == -
20 20 2
In[2]:=
--
Patrick McLean
No news is good news...