• To: <seaint(--nospam--at)seaint.org>
• Subject: RE: Mathcad
• From: "Sherman, William" <ShermanWC(--nospam--at)cdm.com>
• Date: Thu, 16 Jun 2005 17:05:18 -0400
```In a similar vein, I just multiply f'c*psi within the radical, so the
result is the square root of psi^2.

William C. Sherman, PE
(Bill Sherman)
CDM, Denver, CO
Phone: 303-298-1311
Fax: 303-293-8236
email: shermanwc(--nospam--at)cdm.com

> -----Original Message-----
> From: Gale45man [mailto:gale45man(--nospam--at)yahoo.com]
> Sent: Thursday, June 16, 2005 2:53 PM
> To: seaint(--nospam--at)seaint.org
> Subject: Re: Mathcad
>
> One way to do this is to divide the variable by its units and
> then multiply the result by the appropriate units....
>
> Ec := 57000 * psi * [(f`c/psi)^0.5]
>
>  d a v e e v a n s
>
>
>
> I'm in the process of learning Mathcad and converting some of
> my homemade Excel calculations.  I like to have Mathcad keep
> track of units for me, unlike some I've noticed.  But there's
> a problem when the units don't work out, such as
>
>      Ec = w^1.5 (f'c)^.5
>
> How do you handle that?  It seems like they would have
> provided a method within the software for us to manually
> "assign" units to an emperical formula in just such a case.
>
> John Riley
>
>
>
>
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```