New Blog Entry: Fun with the HP 12C

[Thomas Klemm]

With this program the function sin^-1 can be calculated. Just use the same entries for the coefficients as before for sin.

Code:

01-     16   CHS
02-   44 0   STO 0
03-  42 15   IRR
04-      1   1
05-     34   x<>y
06-     25   %
07-     40   +
08-     22   1/x

Examples:

0.1 R/S
0.1001674212

0.2 R/S
0.2013579208

0.5 R/S
0.5235987756
6 ×
3.141592654

0.5 √x
0.7071067812
R/S
0.7853981632
4 ×
3.141592653

Cheers
Thomas