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revision 2159, Sat Mar 29 08:09:05 2008 UTC revision 2193, Mon May 5 06:56:21 2008 UTC
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1    2008-05-03  Martin Maechler  <maechler@stat.math.ethz.ch>
2    
3            * R/Matrix.R (dimnames<-): dimnames(.) <- NULL works with a message;
4            * NAMESPACE (unname): finally exported
5    
6    2008-04-28  Martin Maechler  <maechler@stat.math.ethz.ch>
7    
8            * R/Auxiliaries.R (cholMat): possibly keep packed
9    
10            * inst/test-tools.R (checkMatrix): add fixed determinant.matrix()
11            for R < 2.7.0.
12    
13            * R/Tsparse.R ([): for triangularMatrix, check if result may be
14            triangular.
15            * tests/indexing.R: regression test
16    
17    2008-04-26  Martin Maechler  <maechler@stat.math.ethz.ch>
18    
19            * inst/test-tools.R (checkMatrix): test <Ops> not only for dMatrix
20            * R/Ops.R: more methods, for lMatrix/nMatrix
21    
22    2008-04-24  Martin Maechler  <maechler@stat.math.ethz.ch>
23    
24            * R/expm.R: new file for all expm() methods; notably new ones for
25            diagonal*, triangular*, symmetric* and also simple "matrix".
26    
27    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
28    
29            * R/dsyMatrix.R: setAs(.) rather than setIs(.)  "to dpoMatrix"
30    
31            * inst/test-tools.R (assert.EQ.mat): better message when not equal
32    
33            * src/dgeMatrix.c (dgeMatrix_matrix_crossprod): allow integer RHS.
34    
35            * R/AllClass.R (ddiMatrix,ldiMatrix): extend [dl]Matrix instead of
36            [dl]denseMatrix {identical slots; but more logical method dispatch}
37    
38    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
39    
40            * R/sparseMatrix.R (summary): use length(<i-slot>) instead of nnzero()
41    
42            * R/diagMatrix.R (determinant): method
43    
44    2008-04-22  Martin Maechler  <maechler@stat.math.ethz.ch>
45    
46            * src/dsCMatrix.c (dsCMatrix_Cholesky): suppress CHOLMOD printing too
47    
48            * R/Rsparse.R (.viaC.to.R): uplo fix for symmetric & triangular
49    
50            * R/dsCMatrix.R (determinant): switch to use Cholesky( 'LDL' ) and
51            its diagonal
52    
53    2008-04-21  Martin Maechler  <maechler@stat.math.ethz.ch>
54    
55            * R/dMatrix.R (Summary): short-cut for prod(<sparse>)
56    
57            * R/not.R: fix !<"U"-diag-ltrMatrix> ; drop {R < 2.6.0}-branch
58    
59            * R/Auxiliaries.R (tT2gT): fix for "U"-diag-ltTMatrix
60    
61            * R/AllClass.R: ltTMatrix validity: call (more stringent) tTMatrix_validate
62    
63    2008-04-19  Martin Maechler  <maechler@stat.math.ethz.ch>
64    
65            * R/Ops.R (Ops.x.x): aux.function, not just for (dMatrix,dMatrix)
66    
67            * R/Ops.R (.do.Logic.lsparse): fix NA case
68    
69            * R/Tsparse.R (replTmat): fix r.sym case, using indTri()
70    
71            * R/Auxiliaries.R (nnzero): fix special cases, using
72            * R/Auxiliaries.R (indDiag): new utility
73            * R/Auxiliaries.R (indTri): new argument 'diag'
74    
75            * R/dMatrix.R: Summmary(<ddenseMatrix>): different branch for dsy*
76    
77    2008-04-18  Martin Maechler  <maechler@stat.math.ethz.ch>
78    
79            * R/diagMatrix.R: "Summary" methods, and more "Arith" / "Ops"
80    
81            * src/Csparse.c (Csparse_drop): preserve (uplo,diag) for
82            ".tCMatrix" triangular matrix.
83    
84            * R/Auxiliaries.R (drop0): use diagU2N(); according to helpfile,
85            'clx' can be class *or* class representation.
86            (nnzSparse): new.
87            (non0ind): new 'xtendSymm' argument; used in
88            * R/Ops.R:
89    
90            * R/pMatrix.R: more efficient determinant() method
91    
92    2008-04-17  Martin Maechler  <maechler@stat.math.ethz.ch>
93    
94            * [disactivated] R/Matrix.R (det): det() as base::det(), but with Matrix environment
95            * [disactivated] NAMESPACE: export(det)
96    
97            * R/diagMatrix.R (mkDiag): new substitute for diag()
98    
99            * R/Auxiliaries.R (nnzero): fix for "diagU2N"-case
100            (as0, as1): new utility.
101    
102            * R/Csparse.R (diag, band): need diagU2N()
103    
104            * src/dgeMatrix.c (get_norm): return NA when 'x' slot has NA/NaN.
105    
106            * R/lMatrix.R: coerce(nMatrix |-> lMatrix) fix
107    
108            * R/Ops.R (Compare): fix <nsp> o <nsp> case
109    
110            * R/nsparseMatrix.R, R/pMatrix.R: is.na() method
111    
112    2008-04-16  Martin Maechler  <maechler@stat.math.ethz.ch>
113    
114            * R/Auxiliaries.R (signPerm): new utility for
115            * R/Auxiliaries.R (detSparseLU): determinant() via sparseLU
116    
117            * src/dsCMatrix.c (dsCMatrix_LDL_D): suppress 'CHOLMOD warning';
118            since we have our own error handler (and can use tryCatch() from R).
119    
120    2008-04-15  Martin Maechler  <maechler@stat.math.ethz.ch>
121    
122            * R/dgTMatrix.R (image): ha! set col=NA if lwd is small -- very nice!
123    
124            * R/dsCMatrix.R (determinant): use tryCatch() and switch to lu()
125            when not positive definite.
126    
127            * R/Auxiliaries.R (asTri): new auxiliary
128            (non0.i): make *much* faster for Tsparse with many non-zero
129            entries; add 'uniqT = TRUE' argument to be used when sorting is undesired.
130    
131            * tests/Class+Meth.R (dotestMat): now build on checkMatrix() from
132            test-tools.R , see below
133    
134            * R/dMatrix.R: fix "Summary" method: + diagU2N()
135    
136            * NAMESPACE, R/Matrix.R: add mean() method
137    
138    2008-04-12  Martin Maechler  <maechler@stat.math.ethz.ch>
139    
140            * R/dgTMatrix.R (image): allow to *not* take abs(), and use
141            cold-hot colors; try *changed* default useAbs = FALSE
142            * man/image-methods.Rd:  nice examples
143    
144    2008-04-11  Martin Maechler  <maechler@stat.math.ethz.ch>
145    
146            * inst/test-tools.R (checkMatrix): new function for modularizing part
147            of tstMatrixClass() in tests/Class+Meth.R
148    
149            * R/dsCMatrix.R: coercion from "matrix"
150            * R/ltTMatrix.R, R/ntTMatrix.R: ditto (change it).
151    
152            * tests/Class+Meth.R (tstMatrixClass): some cleanup;
153            add test for as(matrix(,0,0), <class>)
154    
155    2008-04-09  Martin Maechler  <maechler@stat.math.ethz.ch>
156    
157            * src/dgeMatrix.c (dgeMatrix_determinant): for n == 0,
158            work as determinant(matrix(,0,0)).
159    
160            * src/dgCMatrix.c (dgCMatrix_LU): return {L,U} as dtCMatrix
161            * man/sparseLU-class.Rd: ditto
162    
163            * R/dgCMatrix.R (determinant): method building on lu()
164            * R/sparseMatrix.R, Matrix.R, ...: ditto
165    
166            * R/Auxiliaries.R (mkDet): auxiliary for determinant()
167    
168    2008-04-07  Martin Maechler  <maechler@stat.math.ethz.ch>
169    
170            * R/sparseMatrix.R (summary<sparseMatrix>): no 'x' column for
171            pattern matrices.
172    
173    2008-04-02  Martin Maechler  <maechler@stat.math.ethz.ch>
174    
175            * src/dense.c (dense_to_Csparse): all declarations *before*
176            R_CheckStack(); needed e.g. for ancient gcc 2.96.
177    
178    
179  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>
180    
181          * DESCRIPTION (Version): 0.999375-9 --- need to release          * DESCRIPTION (Version): 0.999375-9 --- need to release
182          for R-devel (and R 2.7.0 alpha soon).          for R-devel (and R 2.7.0 alpha soon).
183    
184            * R/AllClass.R: drop "double" from "atomicVector" class union
185    
186            * R/AllGeneric.R (rcond): check for base::rcond instead of R version
187            * R/dgeMatrix.R: ditto
188    
189          * R/sparseMatrix.R (summary): count NAs          * R/sparseMatrix.R (summary): count NAs
190    
191            * inst/doc/Intro2Matrix.Rnw: changes, aim for *one* introduction.
192    
193  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>
194    
195          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in

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