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revision 1624, Wed Oct 11 15:00:11 2006 UTC revision 1681, Wed Nov 29 15:55:03 2006 UTC
# Line 1  Line 1 
1    2006-11-29  Douglas Bates  <bates@stat.wisc.edu>
2    
3            * src/dgeMatrix.c (dgeMatrix_solve): Check error code from dgetri.
4            * tests/dg_Matrix.R: Add Barry Rowlingson's test of a matrix that
5            is exactly singular.
6    
7    2006-11-07  Martin Maechler  <maechler@stat.math.ethz.ch>
8    
9            * DESCRIPTION (Date): updated -> release 0.9975-6
10    
11    2006-11-06  Martin Maechler  <maechler@stat.math.ethz.ch>
12    
13            * R/Csparse.R (replCmat): symmetric indexing of symmetric matrix
14            now returns symmetric.
15    
16            * R/zzz.R ("diag<-"): replace "diag<-" in base for R <= 2.4.x
17    
18            * R/Matrix.R (.M.sub.i.2col):  new, for  M[ cbind(i,j) ] indexing.
19            * R/Matrix.R (.M.repl.i.2col): new, for  M[ cbind(i,j) ] <- value
20    
21            * R/Auxiliaries.R (.type.kind): added
22    
23    2006-11-04  Martin Maechler  <maechler@stat.math.ethz.ch>
24    
25            * src/cs.[ch]: updated to CSparse Version 2.0.3 by simply
26            running src/CSparse_install.sh
27    
28            * R/denseMatrix.R: "[": keep symmetric on symmetric indexing.
29    
30    2006-11-03  Martin Maechler  <maechler@stat.math.ethz.ch>
31    
32            * src/dsCMatrix.c (dsCMatrix_Csparse_solve): new
33            * R/dsCMatrix.R (solve): "fully-sparse" using the above.
34    
35            * R/AllClass.R: "pMatrix" now also inherits from "generalMatrix"
36    
37            * tests/Class+Meth.R (tstMatrixClass): now assure
38            the (important in method programming) property :
39    
40                    ###>>  Every "Matrix" is either
41                    ###>>  "general*", "symmetric*", "triangular*" or "diagonal*"
42    
43                    (where "*" stands for "Matrix")
44    
45            * R/Auxiliaries.R (diagU2N): now .Call()s Csparse_diagU2N for <Csparse>
46    
47            * R/dMatrix.R (Compare(<dMatrix>,<dMatrix>): update and
48            * tests/validObj.R: checks for "comparison"
49    
50            * R/sparseMatrix.R ([): improved indexing for sparse;
51                    trying to keep <symmetric>[ n, n] symmmetric
52    
53            * tests/indexing.R: indexing for logical sparse now ok
54    
55    
56    2006-11-02  Martin Maechler  <maechler@stat.math.ethz.ch>
57    
58            * src/Tsparse.c: use xTsparse_validate() , and hence remove
59    
60            * src/{ltC,lsC,lgT}Matrix.[ch]: removed
61    
62    2006-11-02  Martin Maechler  <maechler@stat.math.ethz.ch>
63    
64            * R/AllClass.R (Matrix-class): check length of dimnames in validity.
65    
66            * tests/simple.R: validObject() checking the above.
67    
68            * src/dgCMatrix.c (xCMatrix_validate): new, small and simple,
69            replacing both dgCMatrix_validate and lgCM*.
70    
71            * src/Csparse.c (Csparse_dense_prod, etc): do not lose dimnames;
72            fix dimnames setting in other places.
73            * src/chm_common.c (chm_dense_to_SEXP): now can pass dimnames
74    
75    2006-11-01  Martin Maechler  <maechler@stat.math.ethz.ch>
76    
77            * R/Csparse.R,src/Csparse.c, etc: tcrossprod(<CsparseM>,<CsparseM>)
78    
79            * R/sparseMatrix.R (isSymmetric): drop 'factors' slot for
80            symmetry test, via
81            * R/Auxiliaries.R (.as.dgC.0.factors):
82    
83    2006-11-01  Douglas Bates  <bates@r-project.org>
84    
85            * R/Csparse.R,src/Csparse.c,tests/matprod.R,
86            man/CsparseMatrix-class.Rd: crossprod(<CsparseMatrix>,
87            <CsparseMatrix>) added
88    
89    2006-10-30  Martin Maechler  <maechler@stat.math.ethz.ch>
90    
91            * tests/matprod.R: add a variation of Harri's example
92    
93            * R/dsparseMatrix.R: fix crossprod(<dsparse>, <dge>) to *not*
94            recursive infinitely.
95    
96            * R/dgCMatrix.R: + solve(<sparse>, <sparse>)
97    
98            * tests/indexing.R: add test for the "<" bug fixed 10-27 in R/dMatrix.R
99    
100    2006-10-28  Martin Maechler  <maechler@stat.math.ethz.ch>
101    
102            * tests/Class+Meth.R (tstMatrixClass): more: use non-trivial
103            matrix if possible; test m+m == 2*m; now test dgRMatrix.
104            * R/dgRMatrix.R (.to.dgR): a few more coercions, in order to
105            satisfy the above test.
106    
107    2006-10-27  Martin Maechler  <maechler@stat.math.ethz.ch>
108    
109            * R/Matrix.R (Ops):  <Matrix> o <matrix>  method added
110    
111            * R/dgCMatrix.R: solve(a, b="missing") based on
112            * src/dgCMatrix.c (dgCMatrix_matrix_solve): extend to work with
113            RHS = NULL.
114    
115            * R/diagMatrix.R (diagdiagprod): extend %*% etc to ldiMatrix;
116            add more (needed) [t]crossprod() methods.
117    
118            * man/ddiMatrix-class.Rd: more info, notably on 'diag'
119    
120            * R/Auxiliaries.R (as_CspClass): cleanup
121            (drop0): internal utility for "Csparse_drop(*, 0)"
122            (.bail.out.2): encourage active feedback
123    
124    2006-10-26  Martin Maechler  <maechler@stat.math.ethz.ch>
125    
126            * R/dMatrix.R(Compare): new(), then slots [no validity check]
127    
128            * src/Csparse.c (Csparse_validate): fixed (and more efficient in
129            non-valid or 'sorted' case).
130    
131            * R/dsparseMatrix.R: add "chol" method.
132            * R/ddenseMatrix.R: ditto
133    
134            * R/diagMatrix.R (Ops): group methods for  <diagonal> o <sparse>
135            * NAMESPACE (Ops)
136            * R/diagMatrix.R (diag2T): simple utility used "higher level"
137            coercion; deprecating direct lower level coercions.
138    
139            * R/*.R (seq): use seq_len() and seq_along() where possible.
140    
141    
142    2006-10-23  Martin Maechler  <maechler@stat.math.ethz.ch>
143    
144            * DESCRIPTION (Version): 0.9975-5 ready for release
145    
146    2006-10-20  Douglas Bates  <bates@stat.wisc.edu>
147    
148            * src/init.c (R_init_Matrix): export more cholmod CCallable functions.
149    
150    2006-10-20  Martin Maechler  <maechler@stat.math.ethz.ch>
151    
152            * R/AllClass.R (corMatrix): add 'validity' check;
153                    comment out unused "LDL" class definition
154            * NAMESPACE: mention, but do not export "LDL" class
155            * R/corMatrix.R: new (simple), needed for R-devel with
156            * tests/Class+Meth.R (tstMatrixClass): 1 exception for corMatrix
157              coerce and t() exceptions for all 5 'Mat.MatFact' classes.
158    
159    2006-10-19  Douglas Bates  <bates@stat.wisc.edu>
160    
161            * src/chm_common.h: Add R_cholmod_start to initialize cholmod to
162            use Rprintf and R's error handling.
163    
164    2006-10-17  Martin Maechler  <maechler@stat.math.ethz.ch>
165    
166            * R/diagMatrix.R (%*%): rep(*, each = .) in Matrix %*% diagonal.
167            * tests/matprod.R: add tests for the bug fixed.
168    
169  2006-10-11  Douglas Bates  <bates@stat.wisc.edu>  2006-10-11  Douglas Bates  <bates@stat.wisc.edu>
170    
171          * src/HBMM.[ch]: remove HarwellBoeing format for writing.          * src/HBMM.[ch]: remove HarwellBoeing format for writing.
# Line 5  Line 173 
173    
174  2006-10-06  Douglas Bates  <bates@stat.wisc.edu>  2006-10-06  Douglas Bates  <bates@stat.wisc.edu>
175    
176          * R/dgCMatrix.R: deprecate the writeHB function.  Use writeMM instead.          * R/d[gs]CMatrix.R: deprecate the writeHB function.  Use writeMM instead.
177    
178  2006-10-06  Martin Maechler  <maechler@stat.math.ethz.ch>  2006-10-06  Martin Maechler  <maechler@stat.math.ethz.ch>
179    

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