Difference between revisions of "User:Regina"
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== ToDo == | == ToDo == | ||
| + | === Working on functions sides === | ||
| + | [[Documentation/How_Tos/Calc: Statistical functions|'''Statistical functions''']] | ||
| + | |||
| + | [[Documentation/How_Tos/Calc: Functions listed alphabetically|'''Functions listed alphabetically''']], | ||
| + | [[Documentation/How_Tos/Calc: Functions listed by category|'''Functions listed by category''']] | ||
| + | |||
=== Planning Wiki-Pages === | === Planning Wiki-Pages === | ||
[[/MyDrafts]] | [[/MyDrafts]] | ||
Revision as of 19:01, 6 December 2008
- native language
- German
- active in project
- de, qa. sc
- OOo user name
- regina
- special interest
- www.ooowiki.de
Contents
ToDo
Working on functions sides
Functions listed alphabetically, Functions listed by category
Planning Wiki-Pages
FISHER and FISHERINV
Reduced accuracy for r->0
Needs log1p for improvement
1/2*log((1+r)/(1-r)) = 1/2*log(1+2*r/(1-r)) = 1/2* log1p(2r/(1-p))
or
1/2*(log(1+r)-log(1-r)) = 1/2*( log1p(r)-log1p(-r))
Have to test this.
Same problem in FISHERINV with
(exp(2r)-1)/(exp(2r)+1)
Sandbox
Test Wiki-markup here
