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Re: [Help-gsl] Physical constants

From: Brian Gough
Subject: Re: [Help-gsl] Physical constants
Date: Wed, 20 Dec 2006 17:02:41 +0000
User-agent: Wanderlust/2.14.0 (Africa) Emacs/21.3 Mule/5.0 (SAKAKI)

At Tue, 19 Dec 2006 13:25:14 -0500,
Sebastien Maret wrote:
> I am a bit confused by the different headers in the GSL that define
> the physical constants. The reference manual only mention
> gsl_const_mksa.h and gsl_const_cgsm.h. The former defines the constant
> in MKS units and the second one in CGS. But the source distribution
> also have gsl_const_mks.h and gsl_const_cgs.h. What are those?


Those are old versions, preserved only for backwards compatibility.
The manual documents the recommended versions.

> Is there any reason why the SI system is called MKSA in the reference
> manual and not simply MKS? Does the A stands for ampere? What about
> the M in CGSM?

A = ampere
M = magnetic gauss

Brian Gough
(GSL Maintainer)

Network Theory Ltd,
Publishing the GSL Manual -

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