[boost] Re: runtimeunit-modifiablephysical-quantitiesusingpqs1-00-01

From: Andy Little (andy_at_[hidden])
Date: 2004-01-05 12:16:26

"Jesse Booher" <jbooher_at_[hidden]> wrote in message
news:sff938da.069_at_pressco.com...
>
> Andy Little wrote:
> >As far as dimensional analysis and units J is exactly equivalent to N.m
> >Therefore in calculations ie within the system there is no problem.
> >The problem only arises at output, where the programmer may wish to have
N.m
> >or J as the expression for the units.
>
> A Joule is quite specifically a measure of work, whereas a Newton-meter
is, by convention,
> a measure of torque.  It would be inappropriate to add units of torque and
work together
> directly, even though both are technically a force distance product.

Sorry my lib doesnt quite manage to eliminate the programmer.

regards
Andy Little