VINNY RPN CALCULATOR VERSION 1.22 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. 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. REGISTRATION 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. If you can not clear the registration dialog you have two choices. Email the serial number at the top of the registration dialog to email address below and request a two week extension to the free trial period or mail in the serial number with $5.00(US) to the mail address below and request a permanent registration code. If you include a stamped self addressed envelope you will receive an activation code by mail or by email if you include your email address. Be sure to include your serial number with your request. Free upgrades will be available to registered users. ABOUT THE AUTHOR The author is a retired engineer. He lives in Bolton, Ct. If you have any questions or comments, contact him at one of the addresses listed below. MAIL ADDRESS Vincent J. Sansevero, Jr. 9 Deming Rd Bolton, CT 06043 EMAIL ADDRESS vsansevero@earthlink.net HOMEPAGE URL http://home.earthlink.net/~vsansevero/