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revision 2159, Sat Mar 29 08:09:05 2008 UTC revision 2206, Wed Jun 25 14:57:02 2008 UTC
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1    2008-06-25  Martin Maechler  <maechler@stat.math.ethz.ch>
2    
3            * R/diagMatrix.R (.bdiag): use more efficient Bates-algorithm for
4            .bdiag().
5            * man/bdiag.Rd: update, including test.
6    
7    2008-06-24  Martin Maechler  <maechler@stat.math.ethz.ch>
8    
9            * tests/Simple.R: add minimal bdiag() checks
10    
11            * R/diagMatrix.R (bdiag): fix bdiag(diag(4:5)) case;
12              factor out the Tsparse - internal computation into new .bdiag()
13    
14    2008-06-14  Martin Maechler  <maechler@stat.math.ethz.ch>
15    
16            * R/nsparseMatrix.R: specific fast all() and any() methods.
17    
18            * src/dgTMatrix.c (MAKE_gTMatrix_to_geMatrix): better error message
19            when trying to produce too large result.
20    
21            * inst/test-tools.R (checkMatrix): add 'do.matrix' with a check for
22            very large matrices.
23    
24            * R/sparseMatrix.R (printSpMatrix2): new function, used by
25            show(<sparseMatrix>).
26    
27            * R/diagMatrix.R (show): print only diagonal entries when nrow(.) >= 50.
28    
29    2008-06-13  Martin Maechler  <maechler@stat.math.ethz.ch>
30    
31            * src/Mutils.c (m_encodeInd, m_encodeInd2):
32            * R/*.R: .Call(m_encodeInd2?, ..) instead of encodeInd2?(..).
33    
34            * R/Auxiliaries.R (encodeInd2?): care against integer overflow (for
35            big matrices): -> 2nd argument 'di' instead of 'nr' !
36    
37    2008-06-09  Martin Maechler  <maechler@stat.math.ethz.ch>
38    
39            * R/dtCMatrix.R: faster dgC* -> dtC* method
40            * tests/Simple.R: (hence removed "FIXME")
41    
42            * R/Auxiliaries.R (copyClass): add 'check = .copyClass.check'
43            which can be be turned off for possible speed gains.
44    
45    2008-06-02  Martin Maechler  <maechler@stat.math.ethz.ch>
46    
47            * R/dMatrix.R, R/Tsparse.R: get rid of some disambiguation warnings
48    
49            * R/not.R: fix !<ldiMatrix>
50            implement two old "FIXME"s:  !<ldenseMatrix> & !<ndenseMatrix>
51    
52            * R/diagMatrix.R (Ops): fix one-off thinko in
53            <diagonal> o <numeric> methods
54    
55            * inst/test-tools.R: checkMatrix(): drop0(m12) unconditionally
56    
57    2008-05-30  Martin Maechler  <maechler@stat.math.ethz.ch>
58    
59            * R/diagMatrix.R (Ops): more <diagonal> o <Matrix> methods
60            * tests/Simple.R: testing the above
61    
62    2008-05-07  Martin Maechler  <maechler@stat.math.ethz.ch>
63    
64            * NAMESPACE: also import "Ops" {found via new tools:::get_S4_generics_with_methods()}
65    
66    2008-05-03  Martin Maechler  <maechler@stat.math.ethz.ch>
67    
68            * R/Matrix.R (dimnames<-): dimnames(.) <- NULL works with a message;
69            * NAMESPACE (unname): finally exported
70    
71    2008-04-28  Martin Maechler  <maechler@stat.math.ethz.ch>
72    
73            * R/Auxiliaries.R (cholMat): possibly keep packed
74    
75            * inst/test-tools.R (checkMatrix): add fixed determinant.matrix()
76            for R < 2.7.0.
77    
78            * R/Tsparse.R ([): for triangularMatrix, check if result may be
79            triangular.
80            * tests/indexing.R: regression test
81    
82    2008-04-26  Martin Maechler  <maechler@stat.math.ethz.ch>
83    
84            * inst/test-tools.R (checkMatrix): test <Ops> not only for dMatrix
85            * R/Ops.R: more methods, for lMatrix/nMatrix
86    
87    2008-04-24  Martin Maechler  <maechler@stat.math.ethz.ch>
88    
89            * R/expm.R: new file for all expm() methods; notably new ones for
90            diagonal*, triangular*, symmetric* and also simple "matrix".
91    
92    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
93    
94            * R/dsyMatrix.R: setAs(.) rather than setIs(.)  "to dpoMatrix"
95    
96            * inst/test-tools.R (assert.EQ.mat): better message when not equal
97    
98            * src/dgeMatrix.c (dgeMatrix_matrix_crossprod): allow integer RHS.
99    
100            * R/AllClass.R (ddiMatrix,ldiMatrix): extend [dl]Matrix instead of
101            [dl]denseMatrix {identical slots; but more logical method dispatch}
102    
103    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
104    
105            * R/sparseMatrix.R (summary): use length(<i-slot>) instead of nnzero()
106    
107            * R/diagMatrix.R (determinant): method
108    
109    2008-04-22  Martin Maechler  <maechler@stat.math.ethz.ch>
110    
111            * src/dsCMatrix.c (dsCMatrix_Cholesky): suppress CHOLMOD printing too
112    
113            * R/Rsparse.R (.viaC.to.R): uplo fix for symmetric & triangular
114    
115            * R/dsCMatrix.R (determinant): switch to use Cholesky( 'LDL' ) and
116            its diagonal
117    
118    2008-04-21  Martin Maechler  <maechler@stat.math.ethz.ch>
119    
120            * R/dMatrix.R (Summary): short-cut for prod(<sparse>)
121    
122            * R/not.R: fix !<"U"-diag-ltrMatrix> ; drop {R < 2.6.0}-branch
123    
124            * R/Auxiliaries.R (tT2gT): fix for "U"-diag-ltTMatrix
125    
126            * R/AllClass.R: ltTMatrix validity: call (more stringent) tTMatrix_validate
127    
128    2008-04-19  Martin Maechler  <maechler@stat.math.ethz.ch>
129    
130            * R/Ops.R (Ops.x.x): aux.function, not just for (dMatrix,dMatrix)
131    
132            * R/Ops.R (.do.Logic.lsparse): fix NA case
133    
134            * R/Tsparse.R (replTmat): fix r.sym case, using indTri()
135    
136            * R/Auxiliaries.R (nnzero): fix special cases, using
137            * R/Auxiliaries.R (indDiag): new utility
138            * R/Auxiliaries.R (indTri): new argument 'diag'
139    
140            * R/dMatrix.R: Summmary(<ddenseMatrix>): different branch for dsy*
141    
142    2008-04-18  Martin Maechler  <maechler@stat.math.ethz.ch>
143    
144            * R/diagMatrix.R: "Summary" methods, and more "Arith" / "Ops"
145    
146            * src/Csparse.c (Csparse_drop): preserve (uplo,diag) for
147            ".tCMatrix" triangular matrix.
148    
149            * R/Auxiliaries.R (drop0): use diagU2N(); according to helpfile,
150            'clx' can be class *or* class representation.
151            (nnzSparse): new.
152            (non0ind): new 'xtendSymm' argument; used in
153            * R/Ops.R:
154    
155            * R/pMatrix.R: more efficient determinant() method
156    
157    2008-04-17  Martin Maechler  <maechler@stat.math.ethz.ch>
158    
159            * [disactivated] R/Matrix.R (det): det() as base::det(), but with Matrix environment
160            * [disactivated] NAMESPACE: export(det)
161    
162            * R/diagMatrix.R (mkDiag): new substitute for diag()
163    
164            * R/Auxiliaries.R (nnzero): fix for "diagU2N"-case
165            (as0, as1): new utility.
166    
167            * R/Csparse.R (diag, band): need diagU2N()
168    
169            * src/dgeMatrix.c (get_norm): return NA when 'x' slot has NA/NaN.
170    
171            * R/lMatrix.R: coerce(nMatrix |-> lMatrix) fix
172    
173            * R/Ops.R (Compare): fix <nsp> o <nsp> case
174    
175            * R/nsparseMatrix.R, R/pMatrix.R: is.na() method
176    
177    2008-04-16  Martin Maechler  <maechler@stat.math.ethz.ch>
178    
179            * R/Auxiliaries.R (signPerm): new utility for
180            * R/Auxiliaries.R (detSparseLU): determinant() via sparseLU
181    
182            * src/dsCMatrix.c (dsCMatrix_LDL_D): suppress 'CHOLMOD warning';
183            since we have our own error handler (and can use tryCatch() from R).
184    
185    2008-04-15  Martin Maechler  <maechler@stat.math.ethz.ch>
186    
187            * R/dgTMatrix.R (image): ha! set col=NA if lwd is small -- very nice!
188    
189            * R/dsCMatrix.R (determinant): use tryCatch() and switch to lu()
190            when not positive definite.
191    
192            * R/Auxiliaries.R (asTri): new auxiliary
193            (non0.i): make *much* faster for Tsparse with many non-zero
194            entries; add 'uniqT = TRUE' argument to be used when sorting is undesired.
195    
196            * tests/Class+Meth.R (dotestMat): now build on checkMatrix() from
197            test-tools.R , see below
198    
199            * R/dMatrix.R: fix "Summary" method: + diagU2N()
200    
201            * NAMESPACE, R/Matrix.R: add mean() method
202    
203    2008-04-12  Martin Maechler  <maechler@stat.math.ethz.ch>
204    
205            * R/dgTMatrix.R (image): allow to *not* take abs(), and use
206            cold-hot colors; try *changed* default useAbs = FALSE
207            * man/image-methods.Rd:  nice examples
208    
209    2008-04-11  Martin Maechler  <maechler@stat.math.ethz.ch>
210    
211            * inst/test-tools.R (checkMatrix): new function for modularizing part
212            of tstMatrixClass() in tests/Class+Meth.R
213    
214            * R/dsCMatrix.R: coercion from "matrix"
215            * R/ltTMatrix.R, R/ntTMatrix.R: ditto (change it).
216    
217            * tests/Class+Meth.R (tstMatrixClass): some cleanup;
218            add test for as(matrix(,0,0), <class>)
219    
220    2008-04-09  Martin Maechler  <maechler@stat.math.ethz.ch>
221    
222            * src/dgeMatrix.c (dgeMatrix_determinant): for n == 0,
223            work as determinant(matrix(,0,0)).
224    
225            * src/dgCMatrix.c (dgCMatrix_LU): return {L,U} as dtCMatrix
226            * man/sparseLU-class.Rd: ditto
227    
228            * R/dgCMatrix.R (determinant): method building on lu()
229            * R/sparseMatrix.R, Matrix.R, ...: ditto
230    
231            * R/Auxiliaries.R (mkDet): auxiliary for determinant()
232    
233    2008-04-07  Martin Maechler  <maechler@stat.math.ethz.ch>
234    
235            * R/sparseMatrix.R (summary<sparseMatrix>): no 'x' column for
236            pattern matrices.
237    
238    2008-04-02  Martin Maechler  <maechler@stat.math.ethz.ch>
239    
240            * src/dense.c (dense_to_Csparse): all declarations *before*
241            R_CheckStack(); needed e.g. for ancient gcc 2.96.
242    
243    
244  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>
245    
246          * DESCRIPTION (Version): 0.999375-9 --- need to release          * DESCRIPTION (Version): 0.999375-9 --- need to release
247          for R-devel (and R 2.7.0 alpha soon).          for R-devel (and R 2.7.0 alpha soon).
248    
249            * R/AllClass.R: drop "double" from "atomicVector" class union
250    
251            * R/AllGeneric.R (rcond): check for base::rcond instead of R version
252            * R/dgeMatrix.R: ditto
253    
254          * R/sparseMatrix.R (summary): count NAs          * R/sparseMatrix.R (summary): count NAs
255    
256            * inst/doc/Intro2Matrix.Rnw: changes, aim for *one* introduction.
257    
258  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>
259    
260          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in

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