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revision 2159, Sat Mar 29 08:09:05 2008 UTC revision 2202, Mon Jun 9 21:36:21 2008 UTC
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1    2008-06-09  Martin Maechler  <maechler@stat.math.ethz.ch>
2    
3            * R/dtCMatrix.R: faster dgC* -> dtC* method
4            * tests/Simple.R: (hence removed "FIXME")
5    
6            * R/Auxiliaries.R (copyClass): add 'check = .copyClass.check'
7            which can be be turned off for possible speed gains.
8    
9    2008-06-02  Martin Maechler  <maechler@stat.math.ethz.ch>
10    
11            * R/dMatrix.R, R/Tsparse.R: get rid of some disambiguation warnings
12    
13            * R/not.R: fix !<ldiMatrix>
14            implement two old "FIXME"s:  !<ldenseMatrix> & !<ndenseMatrix>
15    
16            * R/diagMatrix.R (Ops): fix one-off thinko in
17            <diagonal> o <numeric> methods
18    
19            * inst/test-tools.R: checkMatrix(): drop0(m12) unconditionally
20    
21    2008-05-30  Martin Maechler  <maechler@stat.math.ethz.ch>
22    
23            * R/diagMatrix.R (Ops): more <diagonal> o <Matrix> methods
24            * tests/Simple.R: testing the above
25    
26    2008-05-07  Martin Maechler  <maechler@stat.math.ethz.ch>
27    
28            * NAMESPACE: also import "Ops" {found via new tools:::get_S4_generics_with_methods()}
29    
30    2008-05-03  Martin Maechler  <maechler@stat.math.ethz.ch>
31    
32            * R/Matrix.R (dimnames<-): dimnames(.) <- NULL works with a message;
33            * NAMESPACE (unname): finally exported
34    
35    2008-04-28  Martin Maechler  <maechler@stat.math.ethz.ch>
36    
37            * R/Auxiliaries.R (cholMat): possibly keep packed
38    
39            * inst/test-tools.R (checkMatrix): add fixed determinant.matrix()
40            for R < 2.7.0.
41    
42            * R/Tsparse.R ([): for triangularMatrix, check if result may be
43            triangular.
44            * tests/indexing.R: regression test
45    
46    2008-04-26  Martin Maechler  <maechler@stat.math.ethz.ch>
47    
48            * inst/test-tools.R (checkMatrix): test <Ops> not only for dMatrix
49            * R/Ops.R: more methods, for lMatrix/nMatrix
50    
51    2008-04-24  Martin Maechler  <maechler@stat.math.ethz.ch>
52    
53            * R/expm.R: new file for all expm() methods; notably new ones for
54            diagonal*, triangular*, symmetric* and also simple "matrix".
55    
56    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
57    
58            * R/dsyMatrix.R: setAs(.) rather than setIs(.)  "to dpoMatrix"
59    
60            * inst/test-tools.R (assert.EQ.mat): better message when not equal
61    
62            * src/dgeMatrix.c (dgeMatrix_matrix_crossprod): allow integer RHS.
63    
64            * R/AllClass.R (ddiMatrix,ldiMatrix): extend [dl]Matrix instead of
65            [dl]denseMatrix {identical slots; but more logical method dispatch}
66    
67    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
68    
69            * R/sparseMatrix.R (summary): use length(<i-slot>) instead of nnzero()
70    
71            * R/diagMatrix.R (determinant): method
72    
73    2008-04-22  Martin Maechler  <maechler@stat.math.ethz.ch>
74    
75            * src/dsCMatrix.c (dsCMatrix_Cholesky): suppress CHOLMOD printing too
76    
77            * R/Rsparse.R (.viaC.to.R): uplo fix for symmetric & triangular
78    
79            * R/dsCMatrix.R (determinant): switch to use Cholesky( 'LDL' ) and
80            its diagonal
81    
82    2008-04-21  Martin Maechler  <maechler@stat.math.ethz.ch>
83    
84            * R/dMatrix.R (Summary): short-cut for prod(<sparse>)
85    
86            * R/not.R: fix !<"U"-diag-ltrMatrix> ; drop {R < 2.6.0}-branch
87    
88            * R/Auxiliaries.R (tT2gT): fix for "U"-diag-ltTMatrix
89    
90            * R/AllClass.R: ltTMatrix validity: call (more stringent) tTMatrix_validate
91    
92    2008-04-19  Martin Maechler  <maechler@stat.math.ethz.ch>
93    
94            * R/Ops.R (Ops.x.x): aux.function, not just for (dMatrix,dMatrix)
95    
96            * R/Ops.R (.do.Logic.lsparse): fix NA case
97    
98            * R/Tsparse.R (replTmat): fix r.sym case, using indTri()
99    
100            * R/Auxiliaries.R (nnzero): fix special cases, using
101            * R/Auxiliaries.R (indDiag): new utility
102            * R/Auxiliaries.R (indTri): new argument 'diag'
103    
104            * R/dMatrix.R: Summmary(<ddenseMatrix>): different branch for dsy*
105    
106    2008-04-18  Martin Maechler  <maechler@stat.math.ethz.ch>
107    
108            * R/diagMatrix.R: "Summary" methods, and more "Arith" / "Ops"
109    
110            * src/Csparse.c (Csparse_drop): preserve (uplo,diag) for
111            ".tCMatrix" triangular matrix.
112    
113            * R/Auxiliaries.R (drop0): use diagU2N(); according to helpfile,
114            'clx' can be class *or* class representation.
115            (nnzSparse): new.
116            (non0ind): new 'xtendSymm' argument; used in
117            * R/Ops.R:
118    
119            * R/pMatrix.R: more efficient determinant() method
120    
121    2008-04-17  Martin Maechler  <maechler@stat.math.ethz.ch>
122    
123            * [disactivated] R/Matrix.R (det): det() as base::det(), but with Matrix environment
124            * [disactivated] NAMESPACE: export(det)
125    
126            * R/diagMatrix.R (mkDiag): new substitute for diag()
127    
128            * R/Auxiliaries.R (nnzero): fix for "diagU2N"-case
129            (as0, as1): new utility.
130    
131            * R/Csparse.R (diag, band): need diagU2N()
132    
133            * src/dgeMatrix.c (get_norm): return NA when 'x' slot has NA/NaN.
134    
135            * R/lMatrix.R: coerce(nMatrix |-> lMatrix) fix
136    
137            * R/Ops.R (Compare): fix <nsp> o <nsp> case
138    
139            * R/nsparseMatrix.R, R/pMatrix.R: is.na() method
140    
141    2008-04-16  Martin Maechler  <maechler@stat.math.ethz.ch>
142    
143            * R/Auxiliaries.R (signPerm): new utility for
144            * R/Auxiliaries.R (detSparseLU): determinant() via sparseLU
145    
146            * src/dsCMatrix.c (dsCMatrix_LDL_D): suppress 'CHOLMOD warning';
147            since we have our own error handler (and can use tryCatch() from R).
148    
149    2008-04-15  Martin Maechler  <maechler@stat.math.ethz.ch>
150    
151            * R/dgTMatrix.R (image): ha! set col=NA if lwd is small -- very nice!
152    
153            * R/dsCMatrix.R (determinant): use tryCatch() and switch to lu()
154            when not positive definite.
155    
156            * R/Auxiliaries.R (asTri): new auxiliary
157            (non0.i): make *much* faster for Tsparse with many non-zero
158            entries; add 'uniqT = TRUE' argument to be used when sorting is undesired.
159    
160            * tests/Class+Meth.R (dotestMat): now build on checkMatrix() from
161            test-tools.R , see below
162    
163            * R/dMatrix.R: fix "Summary" method: + diagU2N()
164    
165            * NAMESPACE, R/Matrix.R: add mean() method
166    
167    2008-04-12  Martin Maechler  <maechler@stat.math.ethz.ch>
168    
169            * R/dgTMatrix.R (image): allow to *not* take abs(), and use
170            cold-hot colors; try *changed* default useAbs = FALSE
171            * man/image-methods.Rd:  nice examples
172    
173    2008-04-11  Martin Maechler  <maechler@stat.math.ethz.ch>
174    
175            * inst/test-tools.R (checkMatrix): new function for modularizing part
176            of tstMatrixClass() in tests/Class+Meth.R
177    
178            * R/dsCMatrix.R: coercion from "matrix"
179            * R/ltTMatrix.R, R/ntTMatrix.R: ditto (change it).
180    
181            * tests/Class+Meth.R (tstMatrixClass): some cleanup;
182            add test for as(matrix(,0,0), <class>)
183    
184    2008-04-09  Martin Maechler  <maechler@stat.math.ethz.ch>
185    
186            * src/dgeMatrix.c (dgeMatrix_determinant): for n == 0,
187            work as determinant(matrix(,0,0)).
188    
189            * src/dgCMatrix.c (dgCMatrix_LU): return {L,U} as dtCMatrix
190            * man/sparseLU-class.Rd: ditto
191    
192            * R/dgCMatrix.R (determinant): method building on lu()
193            * R/sparseMatrix.R, Matrix.R, ...: ditto
194    
195            * R/Auxiliaries.R (mkDet): auxiliary for determinant()
196    
197    2008-04-07  Martin Maechler  <maechler@stat.math.ethz.ch>
198    
199            * R/sparseMatrix.R (summary<sparseMatrix>): no 'x' column for
200            pattern matrices.
201    
202    2008-04-02  Martin Maechler  <maechler@stat.math.ethz.ch>
203    
204            * src/dense.c (dense_to_Csparse): all declarations *before*
205            R_CheckStack(); needed e.g. for ancient gcc 2.96.
206    
207    
208  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>
209    
210          * DESCRIPTION (Version): 0.999375-9 --- need to release          * DESCRIPTION (Version): 0.999375-9 --- need to release
211          for R-devel (and R 2.7.0 alpha soon).          for R-devel (and R 2.7.0 alpha soon).
212    
213            * R/AllClass.R: drop "double" from "atomicVector" class union
214    
215            * R/AllGeneric.R (rcond): check for base::rcond instead of R version
216            * R/dgeMatrix.R: ditto
217    
218          * R/sparseMatrix.R (summary): count NAs          * R/sparseMatrix.R (summary): count NAs
219    
220            * inst/doc/Intro2Matrix.Rnw: changes, aim for *one* introduction.
221    
222  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>
223    
224          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in

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