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revision 2159, Sat Mar 29 08:09:05 2008 UTC revision 2199, Mon Jun 2 16:09:12 2008 UTC
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1    2008-06-02  Martin Maechler  <maechler@stat.math.ethz.ch>
2    
3            * R/dMatrix.R, R/Tsparse.R: get rid of some disambiguation warnings
4    
5            * R/not.R: fix !<ldiMatrix>
6            implement two old "FIXME"s:  !<ldenseMatrix> & !<ndenseMatrix>
7    
8            * R/diagMatrix.R (Ops): fix one-off thinko in
9            <diagonal> o <numeric> methods
10    
11            * inst/test-tools.R: checkMatrix(): drop0(m12) unconditionally
12    
13    2008-05-30  Martin Maechler  <maechler@stat.math.ethz.ch>
14    
15            * R/diagMatrix.R (Ops): more <diagonal> o <Matrix> methods
16            * tests/Simple.R: testing the above
17    
18    2008-05-07  Martin Maechler  <maechler@stat.math.ethz.ch>
19    
20            * NAMESPACE: also import "Ops" {found via new tools:::get_S4_generics_with_methods()}
21    
22    2008-05-03  Martin Maechler  <maechler@stat.math.ethz.ch>
23    
24            * R/Matrix.R (dimnames<-): dimnames(.) <- NULL works with a message;
25            * NAMESPACE (unname): finally exported
26    
27    2008-04-28  Martin Maechler  <maechler@stat.math.ethz.ch>
28    
29            * R/Auxiliaries.R (cholMat): possibly keep packed
30    
31            * inst/test-tools.R (checkMatrix): add fixed determinant.matrix()
32            for R < 2.7.0.
33    
34            * R/Tsparse.R ([): for triangularMatrix, check if result may be
35            triangular.
36            * tests/indexing.R: regression test
37    
38    2008-04-26  Martin Maechler  <maechler@stat.math.ethz.ch>
39    
40            * inst/test-tools.R (checkMatrix): test <Ops> not only for dMatrix
41            * R/Ops.R: more methods, for lMatrix/nMatrix
42    
43    2008-04-24  Martin Maechler  <maechler@stat.math.ethz.ch>
44    
45            * R/expm.R: new file for all expm() methods; notably new ones for
46            diagonal*, triangular*, symmetric* and also simple "matrix".
47    
48    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
49    
50            * R/dsyMatrix.R: setAs(.) rather than setIs(.)  "to dpoMatrix"
51    
52            * inst/test-tools.R (assert.EQ.mat): better message when not equal
53    
54            * src/dgeMatrix.c (dgeMatrix_matrix_crossprod): allow integer RHS.
55    
56            * R/AllClass.R (ddiMatrix,ldiMatrix): extend [dl]Matrix instead of
57            [dl]denseMatrix {identical slots; but more logical method dispatch}
58    
59    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
60    
61            * R/sparseMatrix.R (summary): use length(<i-slot>) instead of nnzero()
62    
63            * R/diagMatrix.R (determinant): method
64    
65    2008-04-22  Martin Maechler  <maechler@stat.math.ethz.ch>
66    
67            * src/dsCMatrix.c (dsCMatrix_Cholesky): suppress CHOLMOD printing too
68    
69            * R/Rsparse.R (.viaC.to.R): uplo fix for symmetric & triangular
70    
71            * R/dsCMatrix.R (determinant): switch to use Cholesky( 'LDL' ) and
72            its diagonal
73    
74    2008-04-21  Martin Maechler  <maechler@stat.math.ethz.ch>
75    
76            * R/dMatrix.R (Summary): short-cut for prod(<sparse>)
77    
78            * R/not.R: fix !<"U"-diag-ltrMatrix> ; drop {R < 2.6.0}-branch
79    
80            * R/Auxiliaries.R (tT2gT): fix for "U"-diag-ltTMatrix
81    
82            * R/AllClass.R: ltTMatrix validity: call (more stringent) tTMatrix_validate
83    
84    2008-04-19  Martin Maechler  <maechler@stat.math.ethz.ch>
85    
86            * R/Ops.R (Ops.x.x): aux.function, not just for (dMatrix,dMatrix)
87    
88            * R/Ops.R (.do.Logic.lsparse): fix NA case
89    
90            * R/Tsparse.R (replTmat): fix r.sym case, using indTri()
91    
92            * R/Auxiliaries.R (nnzero): fix special cases, using
93            * R/Auxiliaries.R (indDiag): new utility
94            * R/Auxiliaries.R (indTri): new argument 'diag'
95    
96            * R/dMatrix.R: Summmary(<ddenseMatrix>): different branch for dsy*
97    
98    2008-04-18  Martin Maechler  <maechler@stat.math.ethz.ch>
99    
100            * R/diagMatrix.R: "Summary" methods, and more "Arith" / "Ops"
101    
102            * src/Csparse.c (Csparse_drop): preserve (uplo,diag) for
103            ".tCMatrix" triangular matrix.
104    
105            * R/Auxiliaries.R (drop0): use diagU2N(); according to helpfile,
106            'clx' can be class *or* class representation.
107            (nnzSparse): new.
108            (non0ind): new 'xtendSymm' argument; used in
109            * R/Ops.R:
110    
111            * R/pMatrix.R: more efficient determinant() method
112    
113    2008-04-17  Martin Maechler  <maechler@stat.math.ethz.ch>
114    
115            * [disactivated] R/Matrix.R (det): det() as base::det(), but with Matrix environment
116            * [disactivated] NAMESPACE: export(det)
117    
118            * R/diagMatrix.R (mkDiag): new substitute for diag()
119    
120            * R/Auxiliaries.R (nnzero): fix for "diagU2N"-case
121            (as0, as1): new utility.
122    
123            * R/Csparse.R (diag, band): need diagU2N()
124    
125            * src/dgeMatrix.c (get_norm): return NA when 'x' slot has NA/NaN.
126    
127            * R/lMatrix.R: coerce(nMatrix |-> lMatrix) fix
128    
129            * R/Ops.R (Compare): fix <nsp> o <nsp> case
130    
131            * R/nsparseMatrix.R, R/pMatrix.R: is.na() method
132    
133    2008-04-16  Martin Maechler  <maechler@stat.math.ethz.ch>
134    
135            * R/Auxiliaries.R (signPerm): new utility for
136            * R/Auxiliaries.R (detSparseLU): determinant() via sparseLU
137    
138            * src/dsCMatrix.c (dsCMatrix_LDL_D): suppress 'CHOLMOD warning';
139            since we have our own error handler (and can use tryCatch() from R).
140    
141    2008-04-15  Martin Maechler  <maechler@stat.math.ethz.ch>
142    
143            * R/dgTMatrix.R (image): ha! set col=NA if lwd is small -- very nice!
144    
145            * R/dsCMatrix.R (determinant): use tryCatch() and switch to lu()
146            when not positive definite.
147    
148            * R/Auxiliaries.R (asTri): new auxiliary
149            (non0.i): make *much* faster for Tsparse with many non-zero
150            entries; add 'uniqT = TRUE' argument to be used when sorting is undesired.
151    
152            * tests/Class+Meth.R (dotestMat): now build on checkMatrix() from
153            test-tools.R , see below
154    
155            * R/dMatrix.R: fix "Summary" method: + diagU2N()
156    
157            * NAMESPACE, R/Matrix.R: add mean() method
158    
159    2008-04-12  Martin Maechler  <maechler@stat.math.ethz.ch>
160    
161            * R/dgTMatrix.R (image): allow to *not* take abs(), and use
162            cold-hot colors; try *changed* default useAbs = FALSE
163            * man/image-methods.Rd:  nice examples
164    
165    2008-04-11  Martin Maechler  <maechler@stat.math.ethz.ch>
166    
167            * inst/test-tools.R (checkMatrix): new function for modularizing part
168            of tstMatrixClass() in tests/Class+Meth.R
169    
170            * R/dsCMatrix.R: coercion from "matrix"
171            * R/ltTMatrix.R, R/ntTMatrix.R: ditto (change it).
172    
173            * tests/Class+Meth.R (tstMatrixClass): some cleanup;
174            add test for as(matrix(,0,0), <class>)
175    
176    2008-04-09  Martin Maechler  <maechler@stat.math.ethz.ch>
177    
178            * src/dgeMatrix.c (dgeMatrix_determinant): for n == 0,
179            work as determinant(matrix(,0,0)).
180    
181            * src/dgCMatrix.c (dgCMatrix_LU): return {L,U} as dtCMatrix
182            * man/sparseLU-class.Rd: ditto
183    
184            * R/dgCMatrix.R (determinant): method building on lu()
185            * R/sparseMatrix.R, Matrix.R, ...: ditto
186    
187            * R/Auxiliaries.R (mkDet): auxiliary for determinant()
188    
189    2008-04-07  Martin Maechler  <maechler@stat.math.ethz.ch>
190    
191            * R/sparseMatrix.R (summary<sparseMatrix>): no 'x' column for
192            pattern matrices.
193    
194    2008-04-02  Martin Maechler  <maechler@stat.math.ethz.ch>
195    
196            * src/dense.c (dense_to_Csparse): all declarations *before*
197            R_CheckStack(); needed e.g. for ancient gcc 2.96.
198    
199    
200  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>
201    
202          * DESCRIPTION (Version): 0.999375-9 --- need to release          * DESCRIPTION (Version): 0.999375-9 --- need to release
203          for R-devel (and R 2.7.0 alpha soon).          for R-devel (and R 2.7.0 alpha soon).
204    
205            * R/AllClass.R: drop "double" from "atomicVector" class union
206    
207            * R/AllGeneric.R (rcond): check for base::rcond instead of R version
208            * R/dgeMatrix.R: ditto
209    
210          * R/sparseMatrix.R (summary): count NAs          * R/sparseMatrix.R (summary): count NAs
211    
212            * inst/doc/Intro2Matrix.Rnw: changes, aim for *one* introduction.
213    
214  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>
215    
216          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in

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