VINNY RPN CALCULATOR VERSION 1.232 


INTRODUCTION
Vinny RPN Calculator is a Reverse Polish Notation utility program for
science and engineering students. It temporarily converts the computers
numeric key pad into a RPN calculator by allowing direct use of key pad
digits, [+,-,*,/] keys, [Enter] and [Up/Down Arrow & Page] keys.
Trigonometric and logarithmic functions are provided by mouse clicking
on dialog box buttons. Number inputs can be decimal or exponential with
dot or comma (European) digit separator.  Linkage to other applications
is available through use of the Windows clipboard. Optional features
include window stay on top, window shrinkage and a floating numeric key
pad. This zip package contains the complete 32-bit utility program for
Windows 95/98/XP/Vista/7. 
  
INPUT
Use numeric key pad digits for data entry.
Use numeric key pad keys for simple math functions [+,-,*,/].
Use [Enter],[Up/Down Arrow] keys for register control.
Use [PgDown/Up] keys to change sign of (X and exponent of X).
Use trigonometric and logarithmic functions by clicking
dialog box buttons.
Note: Simple math functions [+,-,*,/] are also provided as
dialog box buttons.

FUNCTIONS:
1/X, Y^x
X^0.5, X^2
sin, cos, tan
asin, acos, atan
log, 10^x
ln, e^x
rad>deg
deg>rad
Delta %

OUTPUT 
Displays all four registers:
T= Top
Z
Y
X= working
Copy and Paste, to and from, the Windows clipboard.

FILES IN THE ZIP PACKAGE
This zip package contains the following files:
read.txt : This file.
vincalc.exe: The executable utility for Vinny RPN Calculator.
vincalc.hlp: The Vinny RPN help file with sample problem.
install.exe: Copies above files to a user chosen directory
and installs a start menu item for the RPN Calculator.

UPGRADE HISTORY
Version 1.01 adds(RCL and STO button)and(Copy and Paste button).
Version 1.03 adds(+/- keyboard key) to change sign of X.
Version 1.04 adds(E+/- button & key)to change sign of exponent of X.
Version 1.06 adds window stay on top and window shrinkage.
Version 1.07 allows multiple instances of the RPN calculator.
Version 1.10 fixes shrink and multi instance problems.
Version 1.14 allows European (comma) number format as input.
Version 1.15 change of addresses.
Version 1.16 fix registration problem on WindowsNT.
Version 1.17 change of addresses.
Version 1.18 fix math error message so it stays on top.
             allow computation of square of negative numbers.
             extend trig function values for other quadrants.
Version 1.20 added an optional floating numeric key pad. 
             Extended the range of copy and paste.
             Changed the program so that it starts in
             the "shrunk" state.
Version 1.21 added [Reg] button to allow early registration and
             corrected button lockup error in version 1.20
Version 1.22 added [Delta %] button and support for Vista Help.
version 1.23 change home page URL and Email address
    
REGISTRATION INSTRUCTIONS
To register Vinny RPN Calculator just click the [Reg] button on
the upper right hand side of the calculator. This will cause
the registration dialog to be displayed. This dialog will also 
pop up in place of the calculator when the free trial period has
ended or if you move the utility to a new directory. If this
happens try to close and then open the utility and the registration
dialog may clear if any free trial time remains. 

Vinny RPN Calculator program offers a 5 day free trial period.
Before it ends email the serial number on the top of the 
registration dialog to the email address below and request 
a permanent registration code. You will also have to go to the 
Vinny RPN Calculator product page and click on the "Buy Now" icon.
This will allow you to purchase a Vinny RPN Calculator license 
for ($2) using PayPal or any major credit card. As soon as the 
payment is received a Vinny RPN Calculator activation code will
be emailed to you. 

ABOUT THE AUTHOR
The author is a retired engineer.  He lives in Bolton, CT. 
If you have any questions or comments, contact him at the 
email addresse below.  

EMAIL ADDRESS:
vinny@vsansevero.com

VINNY RPN CALCULATOR v1.23 PRODUCT PAGE URL:
http://www.vsansevero.com/calculator.html

VINNY GRAPHICS HOMEPAGE PAGE URL:
http://www.vsansevero.com/