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Re: Bug? ver4

  • To: mathgroup at smc.vnet.net
  • Subject: [mg104800] Re: Bug? ver4
  • From: dh <dh at metrohm.com>
  • Date: Tue, 10 Nov 2009 06:00:33 -0500 (EST)
  • References: <hd3mss$9rv$1@smc.vnet.net>


Hi,

seems to be fixed in version 7:

Table[N[{Cos[Pi/k], FunctionExpand[Cos[Pi/k]]}], {k, 17, 21}]



{{0.982973, 0.982973}, {0.984808, 0.984808}, {0.986361,

   0.986361}, {0.987688, 0.987688}, {0.988831, 0.988831}}



Daniel



ynb wrote:

> In[26]:=

> Table[N[{Cos[Pi/k], FunctionExpand[

>      Cos[Pi/k]]}], {k, 17, 21}]

> 

> Out[26]=

> {{0.9829730996839018, 0.9829730996839018},

>   {0.984807753012208, 0.9848077530122081 +  0.*I},

> {0.9863613034027223, 1.126478970802505 + 0.375464157076925* I},

> <------Bug????

> {0.9876883405951378,  0.9876883405951377},

> {0.9888308262251285, 0.9888308262251286 + 9.614813431917819*^-17*I}}

> 




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