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Re: problem with physical constants (bug?)

• To: mathgroup at smc.vnet.net
• Subject: [mg59250] Re: [mg59218] problem with physical constants (bug?)
• From: Chris Chiasson <chris.chiasson at gmail.com>
• Date: Wed, 3 Aug 2005 01:19:53 -0400 (EDT)
• References: <200508020442.AAA16773@smc.vnet.net>
• Reply-to: Chris Chiasson <chris.chiasson at gmail.com>
• Sender: owner-wri-mathgroup at wolfram.com

Clairification:
I know that VacuumPermittivity is equal to
1/(SpeedOfLight^2*VacuumPermeability) in machine precision. I am
saying that VacuumPermittivity should be defined as an exact number.
Please verify this.
Thank you,

On 8/2/05, Chris Chiasson <chris.chiasson at gmail.com> wrote:
> Dear MathGroup,
> The electric constant is 1/(c^2*magnetic constant). The speed of light
> is exact. The magnetic constant is exact. Thus, the electric constant
> is exact. In Miscellaneous`PhysicalConstants`, VacuumPermittivity is
> not exact. It should be exactly equal to
> 1/(SpeedOfLight^2*VacuumPermeability).
> 
> Please verify this report.
> 
> If it is a bug, I will report it to support at wolfram.com.
> 
> $Version
> 
> 5.2 for Microsoft Windows (June 20, 2005)
> 
> Regards,
> --
> Chris Chiasson
> http://chrischiasson.com/
> 1 (810) 265-3161
> 
> 


-- 
Chris Chiasson
http://chrischiasson.com/
1 (810) 265-3161

• References:
  • problem with physical constants (bug?)
    • From: Chris Chiasson <chris.chiasson@gmail.com>