Calculating e^x-1 on classic HPs
01-15-2016, 01:19 AM
Post: #27
 Paul Dale Senior Member Posts: 1,670 Joined: Dec 2013
RE: Calculating e^x-1 on classic HPs
(01-14-2016 09:55 PM)Dieter Wrote:  Well, the 34s internally works with 39 significant digits, and even XROM code uses 34 digit precision. So the result of the internal ex–1 function can be expected to have 30+ digit accuracy. Which should be sufficient for an evaluation in 16-digit SP mode. ;-)

ex–1 is calculated using 39 digits.

I should switch to your method. It will possibly be slightly faster and it is more accurate.

Pauli
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 Messages In This Thread Calculating e^x-1 on classic HPs - Dieter - 01-11-2016, 10:20 PM RE: Calculating e^x-1 on classic HPs - Thomas Klemm - 01-12-2016, 01:41 AM RE: Calculating e^x-1 on classic HPs - Dieter - 01-12-2016, 06:12 PM RE: Calculating e^x-1 on classic HPs - Claudio L. - 01-12-2016, 05:13 AM RE: Calculating e^x-1 on classic HPs - Dieter - 01-12-2016, 02:02 PM RE: Calculating e^x-1 on classic HPs - ElectroDuende - 01-12-2016, 03:34 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-12-2016, 06:30 PM RE: Calculating e^x-1 on classic HPs - Claudio L. - 01-12-2016, 09:44 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-12-2016, 08:16 PM RE: Calculating e^x-1 on classic HPs - Gerson W. Barbosa - 01-13-2016, 03:46 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-13-2016, 06:43 PM RE: Calculating e^x-1 on classic HPs - Gerson W. Barbosa - 01-14-2016, 02:47 AM RE: Calculating e^x-1 on classic HPs - Dieter - 01-14-2016, 01:44 PM RE: Calculating e^x-1 on classic HPs - Gerson W. Barbosa - 01-14-2016, 03:30 PM RE: Calculating e^x-1 on classic HPs - Gerson W. Barbosa - 01-14-2016, 06:50 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-14-2016, 07:38 PM RE: Calculating e^x-1 on classic HPs - Gerson W. Barbosa - 01-14-2016, 07:50 PM RE: Calculating e^x-1 on classic HPs - Albert Chan - 02-02-2019, 07:32 PM RE: Calculating e^x-1 on classic HPs - Dieter - 02-03-2019, 06:46 PM RE: Calculating e^x-1 on classic HPs - Paul Dale - 01-14-2016, 07:20 AM RE: Calculating e^x-1 on classic HPs - Dieter - 01-14-2016, 01:48 PM RE: Calculating e^x-1 on classic HPs - emece67 - 01-14-2016, 03:55 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-14-2016, 06:42 PM RE: Calculating e^x-1 on classic HPs - emece67 - 01-14-2016, 09:14 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-14-2016, 09:55 PM RE: Calculating e^x-1 on classic HPs - Paul Dale - 01-15-2016 01:19 AM RE: Calculating e^x-1 on classic HPs - Dieter - 01-15-2016, 02:00 PM RE: Calculating e^x-1 on classic HPs - matthiaspaul - 01-15-2016, 10:10 AM RE: Calculating e^x-1 on classic HPs - Gerson W. Barbosa - 01-15-2016, 06:07 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-15-2016, 06:46 PM RE: Calculating e^x-1 on classic HPs - Gerson W. Barbosa - 01-15-2016, 10:45 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-16-2016, 08:19 AM RE: Calculating e^x-1 on classic HPs - Gerson W. Barbosa - 01-16-2016, 12:40 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-16-2016, 01:32 PM RE: Calculating e^x-1 on classic HPs - Albert Chan - 02-02-2019, 07:22 PM RE: Calculating e^x-1 on classic HPs - Paul Dale - 01-14-2016, 09:22 PM RE: Calculating e^x-1 on classic HPs - Dieter - 01-14-2016, 09:49 PM RE: Calculating e^x-1 on classic HPs - Paul Dale - 01-15-2016, 01:15 AM RE: Calculating e^x-1 on classic HPs - Albert Chan - 02-03-2019, 08:28 PM RE: Calculating e^x-1 on classic HPs - Albert Chan - 02-04-2019, 07:28 PM RE: Calculating e^x-1 on classic HPs - Dieter - 02-04-2019, 07:59 PM

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