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Re: Are these bugs fixed in Mathematica 8 ?

• To: mathgroup at smc.vnet.net
• Subject: [mg114623] Re: Are these bugs fixed in Mathematica 8 ?
• From: George Woodrow III <georgevw3 at mac.com>
• Date: Fri, 10 Dec 2010 02:32:22 -0500 (EST)

On my copy of Mathematica 8, I get the right answer:

In[1]:= 10^80000<Exp[1.5*^-323228465]
During evaluation of In[1]:= General::unfl: Underflow occurred in computation. >>
Out[1]= False

In[2]:= $Version
Out[2]= 8.0 for Mac OS X x86 (64-bit) (November 6, 2010)


george woodrow


On Dec 9, 2010, at 6:02 AM, Andrzej Kozlowski wrote:

> 
> On 8 Dec 2010, at 12:40, Murray Eisenberg wrote:
> 
>>> 
>>> In[16]:== 10^80000<  Exp[1.5*^-323228465]
>>> 
>>> Out[16]== True
>> 
>>      (* Mathematica 8: same result *)
> 
> Hmm...I get:
> 
> In[12]:== 10^80000<Exp[1.5*^-323228465]
> During evaluation of In[12]:== General::unfl: Underflow occurred in computation. >>
> Out[12]== False
> 
> but mine is still a pre-release version of 8
> 
> In[13]:== $Version
> Out[13]== 8.0 for Mac OS X x86 (64-bit) (September 10, 2010)
> 
> Andrzej Kozlowski
>