Ellipse Perimeter Approximation by Ramanujan

Description:Approximates the perimeter of an ellipse using an approximation by Ramanujan or with the elliptic integral of the first kind. Program listings for the Ramanujan approximation for 12 other HP calculators are given. A program for the elliptic integral of the first kind using a Chebyshev approximation is also included. Complete PDF documentation included.
Filename:ellipse_ramanujan.zip
ID:9659
Current version:1.0
Author:Doug Burkett
Downloaded file size:182,700 bytes
Size on calculator:1 KB
Platforms:49/50  
User rating:Not yet rated (you must be logged in to vote)
Primary category:Math/Numeric
Languages:ENG  
File date:2024-12-07 10:28:40
Creation date:2024-12-07
Source code:Included
Download count:7
Version history:2024-12-15: Added to site
Archive contents:
  Length      Date    Time    Name
---------  ---------- -----   ----
      320  2024-12-03 17:27   EECOM.s
       77  2024-12-04 13:16   ELLIP.s
      570  2024-12-07 11:09   ELLIPSE.DIR
   188022  2024-12-04 16:29   Ellipse_Ramanujan.pdf
      131  2024-12-03 17:37   ELPRA.s
      129  2024-12-03 21:29   ESPG1.s
      572  2024-12-07 11:09   readme.txt
---------                     -------
   189821                     7 files
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Copyright 1997-2024 Eric Rechlin.