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revision 2159, Sat Mar 29 08:09:05 2008 UTC revision 2196, Fri May 30 21:49:50 2008 UTC
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1    2008-05-30  Martin Maechler  <maechler@stat.math.ethz.ch>
2    
3            * R/diagMatrix.R (Ops): more <diagonal> o <Matrix> methods
4            * tests/Simple.R: testing the above
5    
6    2008-05-07  Martin Maechler  <maechler@stat.math.ethz.ch>
7    
8            * NAMESPACE: also import "Ops" {found via new tools:::get_S4_generics_with_methods()}
9    
10    2008-05-03  Martin Maechler  <maechler@stat.math.ethz.ch>
11    
12            * R/Matrix.R (dimnames<-): dimnames(.) <- NULL works with a message;
13            * NAMESPACE (unname): finally exported
14    
15    2008-04-28  Martin Maechler  <maechler@stat.math.ethz.ch>
16    
17            * R/Auxiliaries.R (cholMat): possibly keep packed
18    
19            * inst/test-tools.R (checkMatrix): add fixed determinant.matrix()
20            for R < 2.7.0.
21    
22            * R/Tsparse.R ([): for triangularMatrix, check if result may be
23            triangular.
24            * tests/indexing.R: regression test
25    
26    2008-04-26  Martin Maechler  <maechler@stat.math.ethz.ch>
27    
28            * inst/test-tools.R (checkMatrix): test <Ops> not only for dMatrix
29            * R/Ops.R: more methods, for lMatrix/nMatrix
30    
31    2008-04-24  Martin Maechler  <maechler@stat.math.ethz.ch>
32    
33            * R/expm.R: new file for all expm() methods; notably new ones for
34            diagonal*, triangular*, symmetric* and also simple "matrix".
35    
36    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
37    
38            * R/dsyMatrix.R: setAs(.) rather than setIs(.)  "to dpoMatrix"
39    
40            * inst/test-tools.R (assert.EQ.mat): better message when not equal
41    
42            * src/dgeMatrix.c (dgeMatrix_matrix_crossprod): allow integer RHS.
43    
44            * R/AllClass.R (ddiMatrix,ldiMatrix): extend [dl]Matrix instead of
45            [dl]denseMatrix {identical slots; but more logical method dispatch}
46    
47    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
48    
49            * R/sparseMatrix.R (summary): use length(<i-slot>) instead of nnzero()
50    
51            * R/diagMatrix.R (determinant): method
52    
53    2008-04-22  Martin Maechler  <maechler@stat.math.ethz.ch>
54    
55            * src/dsCMatrix.c (dsCMatrix_Cholesky): suppress CHOLMOD printing too
56    
57            * R/Rsparse.R (.viaC.to.R): uplo fix for symmetric & triangular
58    
59            * R/dsCMatrix.R (determinant): switch to use Cholesky( 'LDL' ) and
60            its diagonal
61    
62    2008-04-21  Martin Maechler  <maechler@stat.math.ethz.ch>
63    
64            * R/dMatrix.R (Summary): short-cut for prod(<sparse>)
65    
66            * R/not.R: fix !<"U"-diag-ltrMatrix> ; drop {R < 2.6.0}-branch
67    
68            * R/Auxiliaries.R (tT2gT): fix for "U"-diag-ltTMatrix
69    
70            * R/AllClass.R: ltTMatrix validity: call (more stringent) tTMatrix_validate
71    
72    2008-04-19  Martin Maechler  <maechler@stat.math.ethz.ch>
73    
74            * R/Ops.R (Ops.x.x): aux.function, not just for (dMatrix,dMatrix)
75    
76            * R/Ops.R (.do.Logic.lsparse): fix NA case
77    
78            * R/Tsparse.R (replTmat): fix r.sym case, using indTri()
79    
80            * R/Auxiliaries.R (nnzero): fix special cases, using
81            * R/Auxiliaries.R (indDiag): new utility
82            * R/Auxiliaries.R (indTri): new argument 'diag'
83    
84            * R/dMatrix.R: Summmary(<ddenseMatrix>): different branch for dsy*
85    
86    2008-04-18  Martin Maechler  <maechler@stat.math.ethz.ch>
87    
88            * R/diagMatrix.R: "Summary" methods, and more "Arith" / "Ops"
89    
90            * src/Csparse.c (Csparse_drop): preserve (uplo,diag) for
91            ".tCMatrix" triangular matrix.
92    
93            * R/Auxiliaries.R (drop0): use diagU2N(); according to helpfile,
94            'clx' can be class *or* class representation.
95            (nnzSparse): new.
96            (non0ind): new 'xtendSymm' argument; used in
97            * R/Ops.R:
98    
99            * R/pMatrix.R: more efficient determinant() method
100    
101    2008-04-17  Martin Maechler  <maechler@stat.math.ethz.ch>
102    
103            * [disactivated] R/Matrix.R (det): det() as base::det(), but with Matrix environment
104            * [disactivated] NAMESPACE: export(det)
105    
106            * R/diagMatrix.R (mkDiag): new substitute for diag()
107    
108            * R/Auxiliaries.R (nnzero): fix for "diagU2N"-case
109            (as0, as1): new utility.
110    
111            * R/Csparse.R (diag, band): need diagU2N()
112    
113            * src/dgeMatrix.c (get_norm): return NA when 'x' slot has NA/NaN.
114    
115            * R/lMatrix.R: coerce(nMatrix |-> lMatrix) fix
116    
117            * R/Ops.R (Compare): fix <nsp> o <nsp> case
118    
119            * R/nsparseMatrix.R, R/pMatrix.R: is.na() method
120    
121    2008-04-16  Martin Maechler  <maechler@stat.math.ethz.ch>
122    
123            * R/Auxiliaries.R (signPerm): new utility for
124            * R/Auxiliaries.R (detSparseLU): determinant() via sparseLU
125    
126            * src/dsCMatrix.c (dsCMatrix_LDL_D): suppress 'CHOLMOD warning';
127            since we have our own error handler (and can use tryCatch() from R).
128    
129    2008-04-15  Martin Maechler  <maechler@stat.math.ethz.ch>
130    
131            * R/dgTMatrix.R (image): ha! set col=NA if lwd is small -- very nice!
132    
133            * R/dsCMatrix.R (determinant): use tryCatch() and switch to lu()
134            when not positive definite.
135    
136            * R/Auxiliaries.R (asTri): new auxiliary
137            (non0.i): make *much* faster for Tsparse with many non-zero
138            entries; add 'uniqT = TRUE' argument to be used when sorting is undesired.
139    
140            * tests/Class+Meth.R (dotestMat): now build on checkMatrix() from
141            test-tools.R , see below
142    
143            * R/dMatrix.R: fix "Summary" method: + diagU2N()
144    
145            * NAMESPACE, R/Matrix.R: add mean() method
146    
147    2008-04-12  Martin Maechler  <maechler@stat.math.ethz.ch>
148    
149            * R/dgTMatrix.R (image): allow to *not* take abs(), and use
150            cold-hot colors; try *changed* default useAbs = FALSE
151            * man/image-methods.Rd:  nice examples
152    
153    2008-04-11  Martin Maechler  <maechler@stat.math.ethz.ch>
154    
155            * inst/test-tools.R (checkMatrix): new function for modularizing part
156            of tstMatrixClass() in tests/Class+Meth.R
157    
158            * R/dsCMatrix.R: coercion from "matrix"
159            * R/ltTMatrix.R, R/ntTMatrix.R: ditto (change it).
160    
161            * tests/Class+Meth.R (tstMatrixClass): some cleanup;
162            add test for as(matrix(,0,0), <class>)
163    
164    2008-04-09  Martin Maechler  <maechler@stat.math.ethz.ch>
165    
166            * src/dgeMatrix.c (dgeMatrix_determinant): for n == 0,
167            work as determinant(matrix(,0,0)).
168    
169            * src/dgCMatrix.c (dgCMatrix_LU): return {L,U} as dtCMatrix
170            * man/sparseLU-class.Rd: ditto
171    
172            * R/dgCMatrix.R (determinant): method building on lu()
173            * R/sparseMatrix.R, Matrix.R, ...: ditto
174    
175            * R/Auxiliaries.R (mkDet): auxiliary for determinant()
176    
177    2008-04-07  Martin Maechler  <maechler@stat.math.ethz.ch>
178    
179            * R/sparseMatrix.R (summary<sparseMatrix>): no 'x' column for
180            pattern matrices.
181    
182    2008-04-02  Martin Maechler  <maechler@stat.math.ethz.ch>
183    
184            * src/dense.c (dense_to_Csparse): all declarations *before*
185            R_CheckStack(); needed e.g. for ancient gcc 2.96.
186    
187    
188  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>
189    
190          * DESCRIPTION (Version): 0.999375-9 --- need to release          * DESCRIPTION (Version): 0.999375-9 --- need to release
191          for R-devel (and R 2.7.0 alpha soon).          for R-devel (and R 2.7.0 alpha soon).
192    
193            * R/AllClass.R: drop "double" from "atomicVector" class union
194    
195            * R/AllGeneric.R (rcond): check for base::rcond instead of R version
196            * R/dgeMatrix.R: ditto
197    
198          * R/sparseMatrix.R (summary): count NAs          * R/sparseMatrix.R (summary): count NAs
199    
200            * inst/doc/Intro2Matrix.Rnw: changes, aim for *one* introduction.
201    
202  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>
203    
204          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in

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