Mark this forum read Old HP Forum Archives
Thread / Author [desc]			Replies	Views	Last Post
		WP 34S Version 1.18 Gerry Schultz, 06-04-2011, 04:48 PM	11	3,143	06-06-2011, 02:19 AM Last Post: Marcus von Cube, Germany
		N Size Cell Charger Gerry Schultz, 06-13-2011, 07:27 PM	3	1,621	06-17-2011, 12:14 PM Last Post: Gerry Schultz
		Adding a Crystal to a WP34s Gerry Schultz, 06-21-2011, 12:58 PM	6	2,242	06-24-2011, 03:38 AM Last Post: Marcus von Cube, Germany
		HP-34C Questions Gerry Schultz, 11-21-2008, 02:45 PM	3	1,188	11-21-2008, 11:47 PM Last Post: Karl Schneider
		HP-41 HP-IL Issue Gerry Schultz, 02-18-2009, 05:08 PM	6	1,845	02-23-2009, 01:52 PM Last Post: Gerry Schultz
		Latest Version of EMU41 Gerry Schultz, 03-13-2009, 07:18 PM	33	7,936	03-16-2009, 07:53 PM Last Post: ZOleg
		OT: New Version of TI-Nspire Gerry Schultz, 03-10-2010, 01:31 PM	8	2,167	03-11-2010, 09:12 AM Last Post: Don Shepherd
		Gaussian Primes Gerry Schultz, 03-11-2010, 05:00 PM	1	836	03-11-2010, 06:26 PM Last Post: Egan Ford
		OT:iDisk For the Apple II Gerry Schultz, 04-25-2010, 03:57 PM	1	926	04-26-2010, 01:46 PM Last Post: Egan Ford
		HP 41 Family Service Manuals Gerry Schultz, 05-19-2010, 03:49 PM	4	1,898	05-20-2010, 02:10 PM Last Post: Gerry Schultz
		[OT] FC5025 USB 5.25" Floppy Controller Gerry Schultz, 07-14-2010, 02:27 PM	7	2,118	07-21-2010, 01:06 PM Last Post: Alejandro Paz (Germany)
		Scientific, Financial Calculator Gerry Schultz, 08-26-2010, 04:53 PM	0	721	08-26-2010, 04:53 PM Last Post: Gerry Schultz
		OT: HP200LX Mass Storage Gerry Schultz, 10-06-2010, 01:47 PM	4	1,567	10-06-2010, 07:48 PM Last Post: Gerry Schultz
		HP-15C Software Gerry Schultz, 10-11-2010, 05:30 PM	4	1,463	10-13-2010, 02:51 AM Last Post: Geoff Quickfall
		HP 50g and SD Memory Gerry Schultz, 08-29-2006, 09:17 PM	16	4,599	09-04-2006, 09:12 AM Last Post: Steve Borowsky
		(OT) Heathkit and Nixie Tubes Gerry Schultz, 11-30-2011, 04:47 PM	27	6,626	12-02-2011, 09:49 PM Last Post: BobVA
		15c LEs Replaced Gerry Schultz, 12-09-2011, 01:53 PM	8	2,621	12-11-2011, 03:10 PM Last Post: Gerry Schultz
		Some 41CL Questions Gerry Schultz, 12-27-2011, 06:00 PM	14	3,468	12-30-2011, 03:07 PM Last Post: Massimo Gnerucci (Italy)
		41CL and the Time Module Gerry Schultz, 02-22-2012, 03:40 PM	2	1,246	02-22-2012, 06:57 PM Last Post: Diego Diaz
		I just Got my DM-15CC Gerry Schultz, 04-05-2012, 05:59 PM	12	2,913	04-09-2012, 04:01 AM Last Post: michael steinmann
		WP 34s: IrLED Gerry Schultz, 05-22-2012, 02:18 PM	8	2,841	05-23-2012, 11:37 AM Last Post: Marcus von Cube, Germany
		HP 41 CL ROM List Gerry Schultz, 05-22-2012, 06:03 PM	2	1,289	05-23-2012, 12:51 AM Last Post: Ángel Martin
		SY-41CL: Hardware Difference Between V2 and V3 Gerry Schultz, 05-24-2012, 09:11 PM	2	1,477	05-26-2012, 11:54 AM Last Post: Monte Dalrymple
		41CL V2 with V3 firmware Gerry Schultz, 06-22-2012, 11:40 AM	10	3,180	06-26-2012, 05:08 AM Last Post: Raymond Wiker
		41 User Memory vs System Memory Gerry Schultz, 06-28-2012, 06:55 PM	6	2,588	07-01-2012, 12:02 AM Last Post: Monte Dalrymple
		HP Prime and Virtuak Desktops Gerry Schultz, 10-04-2013, 06:11 PM	1	1,031	10-04-2013, 06:14 PM Last Post: Han
		Transfering HP-85A Programs Gerry Schultz, 10-16-2013, 09:32 PM	5	2,776	10-17-2013, 12:30 PM Last Post: Philip Reagan (Texas)
		From the HP-41C to the HP-48GX and a Broken 97 Gerry Schultz, 06-25-2007, 05:23 PM	1	890	06-25-2007, 06:23 PM Last Post: Dan W
		Prime Numbers Gerry Schultz, 10-25-2006, 03:16 PM	25	5,566	10-28-2006, 07:04 AM Last Post: John Mosand
		The Definitive User's Guide to the HP 48g/49g/50g Calculators Gerry Schultz, 10-25-2006, 08:18 PM	0	877	10-25-2006, 08:18 PM Last Post: Gerry Schultz (Los Angeles)
		HP-41C Commands to RPL Gerry Schultz, 11-06-2006, 09:36 PM	4	1,523	11-07-2006, 02:32 PM Last Post: Gerry Schultz (Los Angeles)
		Fast and Accurate Trigs (HP-12C Platinum) - Revised version. Gerson W. Barbosa, 12-03-2006, 12:46 AM	9	2,815	12-05-2006, 06:10 PM Last Post: Gerson W. Barbosa
		Fast & Accurate Trigs (12CP) - Improved Version Gerson W. Barbosa, 12-09-2006, 03:39 PM	2	1,353	12-09-2006, 10:26 PM Last Post: Gerson W. Barbosa
		Yet another not quite pi puzzle Gerson W. Barbosa, 12-17-2006, 09:09 PM	14	3,443	12-19-2006, 08:44 AM Last Post: Valentin Albillo
		HP-17BII - trig equations suggestions Gerson W. Barbosa, 12-30-2006, 05:49 PM	10	2,640	01-03-2007, 08:41 PM Last Post: bill platt
		HAPPY NEW YEAR! Gerson W. Barbosa, 12-31-2006, 03:03 PM	12	3,014	01-01-2007, 09:38 AM Last Post: Matthias Wehrli
		Fast and Accurate Trigonometric Functions on the HP-17BII Gerson W. Barbosa, 01-12-2007, 05:31 PM	2	1,333	01-14-2007, 02:37 AM Last Post: Gerson W. Barbosa
		Re: Valentine's Day MC: A few modest insights, n! digits - part 3, anyone? Gerson W. Barbosa, 02-22-2007, 06:05 PM	1	897	02-22-2007, 07:14 PM Last Post: Valentin Albillo
		Handheld Calculator Helps Solving Kahan's Integral Symbolically Gerson W. Barbosa, 02-25-2007, 01:12 PM	3	1,289	02-26-2007, 11:28 AM Last Post: Gerson W. Barbosa
		The Last of the HP-15Cs ? Gerson W. Barbosa, 03-24-2007, 04:15 PM	10	3,124	03-26-2007, 02:18 AM Last Post: Antonio Maschio (Italy)
		New 12C? Gerson W. Barbosa, 04-14-2006, 11:44 PM	6	1,942	04-16-2006, 03:01 PM Last Post: Vieira, Luiz C. (Brazil)
		Inimigos da HP ( Enemies of HP ) Gerson W. Barbosa, 05-01-2006, 10:42 AM	29	6,677	05-06-2006, 11:50 AM Last Post: Thomas Okken
		Missed opportunities Gerson W. Barbosa, 05-07-2006, 03:18 PM	21	4,366	05-09-2006, 06:06 AM Last Post: Martin
		Numerical integration on the 11C Gerson W. Barbosa, 06-16-2006, 11:34 PM	25	5,182	06-20-2006, 09:51 PM Last Post: bill platt
		Even Faster and More Accurate Trigonometric Functions on the HP-12C Platinum (Long) Gerson W. Barbosa, 07-23-2006, 01:58 AM	8	2,253	08-02-2006, 10:50 PM Last Post: Gerson W. Barbosa
		A 12CP bug? Gerson W. Barbosa, 07-23-2006, 09:43 PM	14	3,561	07-26-2006, 10:20 PM Last Post: Trent Moseley
		HP-12C Platinum Trigs Program Gerson W. Barbosa, 08-06-2006, 04:52 PM	14	4,239	08-07-2006, 05:49 PM Last Post: Bruce Horrocks
		HP-15C speed up Gerson W. Barbosa, 09-07-2006, 06:20 PM	5	1,573	09-10-2006, 02:04 AM Last Post: Karl Schneider
		42.4242424242 Gerson W. Barbosa, 09-17-2006, 07:42 PM	9	2,648	09-18-2006, 07:09 PM Last Post: Gerson W. Barbosa
		"Bargain" HP-34C in Brazil :-) Gerson W. Barbosa, 09-27-2006, 10:04 PM	2	1,473	09-28-2006, 06:00 PM Last Post: Gerson W. Barbosa
		New four-fours problem: pi! Gerson W. Barbosa, 10-22-2006, 08:15 PM	8	2,259	10-23-2006, 11:10 PM Last Post: Paul Dale
		12C Platinum prices around the world Gerson W. Barbosa, 10-30-2005, 07:23 PM	2	1,106	10-31-2005, 04:07 PM Last Post: Gerson W. Barbosa
		New Trigonometric Functions Program for the New 12C Platinum Gerson W. Barbosa, 11-08-2005, 09:18 PM	2	1,160	11-11-2005, 11:21 AM Last Post: Gerson W. Barbosa
		To Luiz (HP-41 extended char set font) Gerson W. Barbosa, 12-26-2005, 02:03 PM	5	1,600	12-28-2005, 12:33 AM Last Post: Vieira, Luiz C. (Brazil)
		HP-12CP Trigonometric functions program still not tested. Anyone? Gerson W. Barbosa, 02-04-2006, 07:27 PM	8	2,389	02-05-2006, 08:40 AM Last Post: Gerson W. Barbosa
		Website Update Gerson W. Barbosa, 02-08-2006, 08:30 AM	7	1,758	02-08-2006, 09:53 AM Last Post: bill platt
		Nonpareil state files Gerson W. Barbosa, 07-01-2005, 08:39 PM	0	658	07-01-2005, 08:39 PM Last Post: Gerson W. Barbosa
		HP - The calculator of choice of scientists and engineers Gerson W. Barbosa, 07-01-2005, 11:28 PM	11	3,052	07-05-2005, 11:41 AM Last Post: Gerson W. Barbosa
		Free42 for sale at eBay? Gerson W. Barbosa, 08-12-2005, 08:15 PM	7	1,967	08-15-2005, 02:10 PM Last Post: Thomas Okken
		Double speed 15C? Gerson W. Barbosa, 08-29-2005, 11:00 AM	11	2,866	08-31-2005, 12:28 PM Last Post: Gerson W. Barbosa
		Voyager speedup side effects Gerson W. Barbosa, 10-07-2005, 09:24 PM	0	766	10-07-2005, 09:24 PM Last Post: Gerson W. Barbosa
		Riemann's Zeta Function update (HP-28S, HP-48G/GX/G+, HP-49G/G+/50g) Gerson W. Barbosa, 06-30-2013, 01:01 AM	0	1,159	06-30-2013, 01:01 AM Last Post: Gerson W. Barbosa
		(OT) Pandigital expression (HP-48,49,50g) Gerson W. Barbosa, 07-14-2013, 03:47 PM	19	5,835	07-19-2013, 05:59 AM Last Post: Gilles Carpentier
		Nibble reverse (HP-48,49,50g) Gerson W. Barbosa, 07-25-2013, 12:49 PM	44	12,991	07-28-2013, 10:10 PM Last Post: Gerson W. Barbosa
		SINC function (WP 34S) Gerson W. Barbosa, 08-23-2013, 03:26 PM	22	5,889	08-24-2013, 03:05 AM Last Post: Didier Lachieze
		Equation of the parabola given three points Gerson W. Barbosa, 09-15-2013, 05:33 PM	27	7,124	09-18-2013, 01:58 PM Last Post: Gerson W. Barbosa
		Mersenne Prime Gerson W. Barbosa, 10-06-2013, 09:41 PM	0	850	10-06-2013, 09:41 PM Last Post: Gerson W. Barbosa
		My new HP calculator Gerson W. Barbosa, 10-16-2013, 05:32 PM	4	1,935	10-17-2013, 12:15 AM Last Post: Peter Murphy (Livermore)
		My DM-15CC has arrived! Gerson W. Barbosa, 04-13-2012, 04:07 PM	5	1,751	04-13-2012, 07:45 PM Last Post: Peter Murphy (Livermore)
		Sqrt(1 - x^2) & Sqrt(1 + x^2) functions Gerson W. Barbosa, 05-08-2012, 09:45 PM	9	2,732	05-11-2012, 11:02 PM Last Post: Palmer O. Hanson, Jr.
		Another tough integral Gerson W. Barbosa, 05-13-2012, 03:09 PM	59	12,484	05-20-2012, 05:59 PM Last Post: Gerson W. Barbosa
		WP 34S - Successful installation of infrared port Gerson W. Barbosa, 06-01-2012, 02:31 PM	7	2,617	06-01-2012, 06:05 PM Last Post: Gerson W. Barbosa
		Fast Quadratic Formula for the HP-41C Gerson W. Barbosa, 07-17-2012, 07:47 PM	21	6,593	07-18-2012, 08:53 AM Last Post: Gerson W. Barbosa
		Fun with the HP-35 Gerson W. Barbosa, 07-31-2012, 10:37 PM	11	3,636	08-02-2012, 10:58 AM Last Post: Gerson W. Barbosa
		e^pi - pi + 9/10^4 + 1/(10^4*ln(2) + sqrt(10)/6)^2 Gerson W. Barbosa, 08-06-2012, 07:57 AM	47	12,220	08-08-2012, 10:58 PM Last Post: Les Koller
		Programming exercise Gerson W. Barbosa, 08-22-2012, 10:00 PM	32	7,388	08-23-2012, 07:42 PM Last Post: Gerson W. Barbosa
		Lambert W (HP-41) Gerson W. Barbosa, 09-02-2012, 01:48 PM	69	14,744	09-25-2012, 12:59 PM Last Post: Gerson W. Barbosa
		Zeta Function [HP 50g] Gerson W. Barbosa, 11-10-2012, 05:23 PM	14	4,567	11-14-2012, 03:29 PM Last Post: Gerson W. Barbosa
		Riemann's Zeta Function (HP 50g) Gerson W. Barbosa, 12-04-2012, 03:59 PM	20	5,152	12-17-2012, 08:49 PM Last Post: Gerson W. Barbosa
		Voyagers width Gerson W. Barbosa, 12-12-2012, 06:28 PM	11	3,129	12-18-2012, 07:52 PM Last Post: Gerson W. Barbosa
		Brun's constant (WP 34S) Gerson W. Barbosa, 12-24-2012, 04:59 PM	3	1,572	12-24-2012, 06:44 PM Last Post: Paul Dale
		WP 34S mini-challenge (B) Gerson W. Barbosa, 12-26-2012, 11:59 PM	17	4,972	12-27-2012, 04:39 PM Last Post: Marcus von Cube, Germany
		Riemann's Zeta Function (HP-28S) Gerson W. Barbosa, 01-25-2013, 09:28 PM	8	2,799	02-03-2013, 03:23 PM Last Post: Gerson W. Barbosa
		WP 34S flashing problem Gerson W. Barbosa, 03-01-2013, 01:05 PM	15	5,215	03-02-2013, 10:18 AM Last Post: Gerson W. Barbosa
		Easter Sunday Basic Trigs (HP-12C) Gerson W. Barbosa, 03-31-2013, 12:59 AM	29	9,332	04-04-2013, 02:19 PM Last Post: Gerson W. Barbosa
		Trigonometric Functions (HP-17BII) Gerson W. Barbosa, 04-07-2013, 07:37 PM	2	1,794	04-09-2013, 11:57 PM Last Post: Gerson W. Barbosa
		A very long HP-17BII equation Gerson W. Barbosa, 04-16-2013, 12:39 AM	22	6,060	04-19-2013, 12:37 AM Last Post: Gerson W. Barbosa
		Perimeter of an Ellipse (HP-42S) Gerson W. Barbosa, 05-24-2013, 01:22 AM	16	4,550	05-25-2013, 01:39 AM Last Post: Ángel Martin
		(O.T.) Calculators with CAS not allowed during examinations :-) Gerson W. Barbosa, 11-07-2011, 01:39 PM	8	2,366	11-07-2011, 04:35 PM Last Post: BruceH
		WP 34S - INC X and RCL L (LASTx) Gerson W. Barbosa, 12-26-2011, 01:10 PM	10	2,718	12-26-2011, 05:33 PM Last Post: Paul Dale
		RPN programming exercise - Fibonacci numbers Gerson W. Barbosa, 01-07-2012, 08:27 PM	43	10,672	01-13-2012, 04:28 PM Last Post: Gerson W. Barbosa
		WP 34S - indirect addressing issue Gerson W. Barbosa, 01-22-2012, 04:57 PM	8	2,615	01-22-2012, 05:46 PM Last Post: Gerson W. Barbosa
		WP 34S overlays Gerson W. Barbosa, 01-27-2012, 02:00 PM	1	1,034	01-27-2012, 02:52 PM Last Post: Marcus von Cube, Germany
		(Not so) successful crystal installation on my wp 34s Gerson W. Barbosa, 02-18-2012, 05:58 PM	2	1,378	02-18-2012, 06:08 PM Last Post: Gerson W. Barbosa
		HP-12C program Gerson W. Barbosa, 02-21-2012, 05:43 PM	5	2,098	02-22-2012, 04:12 AM Last Post: Gerson W. Barbosa
		RPN Programming exercise (HP-42S) Gerson W. Barbosa, 02-23-2012, 07:45 PM	71	14,542	02-26-2012, 11:48 AM Last Post: Valentin Albillo
		Re: RPN Programming exercise (HP-42S) Gerson W. Barbosa, 02-27-2012, 01:55 PM	1	1,111	02-27-2012, 05:51 PM Last Post: Marcus von Cube, Germany
		HP-42S - Time to drain a horizontal cylindrical tank Gerson W. Barbosa, 03-03-2012, 02:12 AM	2	1,374	03-03-2012, 11:38 AM Last Post: Gerson W. Barbosa
		Short quadratic solver (HP-15C) Gerson W. Barbosa, 05-22-2007, 07:44 PM	13	3,809	05-27-2007, 10:37 AM Last Post: Gerson W. Barbosa
		HP-41CX at HP Virtual Museum Gerson W. Barbosa, 06-14-2007, 09:48 PM	2	1,218	06-15-2007, 09:00 AM Last Post: Jan
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