Added casefilter structure to assist with missing values. Changed T-TEST
[pspp-builds.git] / src / math / ChangeLog
1 Sun Nov  5 08:30:32 WST 2006 John Darrington <john@darrington.wattle.id.au>
2
3         * levene.c levene.h Changed to use the new casefilter structure.
4
5 2006-07-15  Jason Stover  <jhs@math.gcsu.edu>
6
7         * coefficient.c (pspp_coeff_init): Make design_matrix arg const.
8
9 2006-07-14  Jason Stover  <jhs@math.gcsu.edu>
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11         * coefficient.c (pspp_coeff_init): Removed use of
12         pspp_linreg_cache to make the routines more generally useful.
13
14 2006-05-19  Jason Stover  <jhs@math.gcsu.edu>
15
16         * coefficient.h: Renamed pspp_linreg_coeff to pspp_coeff.
17
18         * coefficient.c: Moved to src/math.
19
20         * coefficient.h: Moved to src/math.
21
22 Tue May  9 21:09:37 2006  Ben Pfaff  <blp@gnu.org>
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24         * sort.c (sort_active_file_to_casefile): Check return value of
25         multipass_procedure().
26
27 Wed May  3 23:06:43 2006  Ben Pfaff  <blp@gnu.org>
28
29         Continue reforming procedure execution.  In this phase, get rid of
30         many global variables, consolidating procedure execution in
31         procedure.c.  Encapsulate transformations in new "struct
32         trns_chain".  Also, change implementation of N OF CASES, FILTER,
33         and PROCESS IF from special cases to transformations.
34          
35         * sort.c: (prepare_to_sort_active_file) Don't run a procedure
36         here.
37         (sort_active_file_in_place) Rewrite to run a procedure, capture
38         the output, sort the output, and set that as the source for the
39         next procedure.
40         (struct sort_to_casefile_cb_data) New structure.
41         (sort_to_casefile_callback) New function.
42         (sort_active_file_to_casefile) Rewrite to use
43         multipass_procedure().
44
45 Sat Apr 29 11:09:33 WST 2006 John Darrington <john@darrington.wattle.id.au>
46
47         * removed unused variable.
48
49 Sat Apr 15 18:01:22 2006  Ben Pfaff  <blp@gnu.org>
50
51         * factor-stats.c (metrics_postcalc): Add casts to fix warnings.
52
53 Thu Mar  2 08:40:33 WST 2006 John Darrington <john@darrington.wattle.id.au>
54         
55         * Moved files from src directory