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		Little Used part of Forum Software d b	-	-	08-14-2014 05:58 PM
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		Puzzle - RPL and others (Pages: 1 2 3 ) Gene	41	38,514	05-13-2021 11:38 PM Last Post: Albert Chan
		Theoretically - could this work? 4ster	16	38,505	07-14-2015 11:26 PM Last Post: rprosperi
		Hp 50g Math question: Intersection of 2 triangulars peacecalc	11	38,485	12-25-2013 01:10 PM Last Post: peacecalc
		HP-35 Power Supply Waveforms (Pages: 1 2 ) cruff	39	38,353	04-10-2019 02:41 AM Last Post: cruff
		[VA] SRC#005- April, 1st Mean Minichallenge (Pages: 1 2 ) Valentin Albillo	27	38,289	04-25-2019 12:05 PM Last Post: RMollov
		little math problem October 2018 (Pages: 1 2 ) pier4r	35	38,205	10-25-2018 09:50 AM Last Post: EdS2
		Early (earliest?) HP-41C find. (Pages: 1 2 ) Diego Diaz	35	38,178	04-20-2024 10:18 PM Last Post: knife31
		HP Portable Plus ... until 2039? J-F Garnier	17	38,176	07-13-2014 09:54 PM Last Post: Dave Frederickson
		Newton Method (Pages: 1 2 ) bshoring	21	38,154	08-29-2016 12:46 AM Last Post: rprosperi
		Pi Unleashed ... a very interesting book Namir	10	38,135	01-26-2014 12:55 PM Last Post: Marcus von Cube
		Solving the TVM equation for the interest rate (Pages: 1 2 ) Dieter	26	38,131	12-05-2020 04:31 PM Last Post: Albert Chan
		HP15CLE old can of worms Shawn Gibson	17	38,050	07-16-2014 05:46 PM Last Post: Thomas Radtke
		Jon Johnston Passes (Pages: 1 2 ) Dave Frederickson	20	38,045	05-16-2016 03:54 PM Last Post: 1980s_john
		Looking for older 12C manual HP67	16	37,998	06-26-2014 08:10 AM Last Post: jebem
		HP 48G with 128K RAM? Siegfried	12	37,995	02-12-2014 12:20 PM Last Post: Siegfried
		What are your calculator new year's resolutions ? Michael de Estrada	15	37,988	01-12-2014 11:47 AM Last Post: Karl-Ludwig Butte
		little math puzzle. Map 1 0 -1 to 1 0.5 0 (Pages: 1 2 ) pier4r	30	37,828	05-22-2018 05:59 AM Last Post: Dieter
		Are HP 48 library structures documented? HP67	14	37,755	03-10-2014 07:38 AM Last Post: HP67
		Die shots of all integrated circuits of an Hp41c (Pages: 1 2 ) pablowalls	29	37,741	03-25-2018 02:59 AM Last Post: pablowalls
		tan(pi/24), what is the correct result? (Pages: 1 2 ) Dol	20	37,564	09-06-2016 06:07 PM Last Post: Dol
		Why do even the simplest calculators feature a square root key? (Pages: 1 2 ) Dieter	24	37,564	05-10-2018 05:33 PM Last Post: pier4r
		Fix That Calc website dave r	14	37,538	02-25-2017 10:24 PM Last Post: aj04062
		Adapting cell battery to HP 41 (Pages: 1 2 ) Artur - Brasil	32	37,473	08-07-2020 07:26 PM Last Post: Craig Bladow
		Surprise graphic program (HP-48G, GX) Gerson W. Barbosa	18	37,464	11-03-2014 11:48 PM Last Post: Gerson W. Barbosa
		Transferring programs to and from an HP41CL (Pages: 1 2 ) Neve	34	37,451	04-13-2024 05:59 PM Last Post: Ángel Martin
		printing on HP41 magnetic cards (Pages: 1 2 ) damaltor	20	37,430	07-13-2016 01:56 PM Last Post: Jurgen Keller
		The Programming Book - A Guide To Programmable Calculators by Hewlett-Packard (Pages: 1 2 ) Archilog	27	37,394	05-09-2018 03:43 PM Last Post: Zaphod
		Multiline HP15C (Pages: 1 2 ) Fungus	30	37,388	06-12-2018 04:03 PM Last Post: Fungus
		Retrotronik RAM card for HP 48GX (Pages: 1 2 3 ) acoto	55	37,377	10-29-2024 02:56 AM Last Post: battlecoder
		HP-50G case puzzle (Pages: 1 2 ) edryer	29	37,268	12-05-2018 06:03 PM Last Post: cdmackay
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