Ackermann's Function Letter 3 to GŁnter Dotzel

Sent: Sun 05/08/2005 9:54 AM
From: Harry J. Smith []
To: GŁnter Dotzel
Subject: VPCalc Update


We last communicated over 23 years ago. I now have two Windows programs XPCalc and XICalc that update my old VPCalc DOS calculator program that is mentioned on your web page: .

My new programs are written in Microsoft Visual C# .NET, and can be downloaded, including all source code and documentation, from .

XPCalc - Extra Precision Floating-Point Calculator .

XICalc - Extra Precision Integer Calculator .

These programs are free software; anyone can redistribute them and/or modify them under the terms of the GNU General Public License (GPL) as published by the Free Software Foundation: .

You can see that my web site address has changed to ,

and my email address also, to .



Received: Mon, 09 May 2005 01:34:46 -0700
From: GŁnter Dotzel
To: "Harry J. Smith"
Subject: Re: VPCalc Update


thanks for your email.
hope you are doing well.

> mentioned on your web page: .

I'll update this page now with the links you sent me. Thanks.

best regards,


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