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Diff of /pkg/ChangeLog

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revision 2159, Sat Mar 29 08:09:05 2008 UTC revision 2183, Thu Apr 24 10:58:51 2008 UTC
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1    2008-04-24  Martin Maechler  <maechler@stat.math.ethz.ch>
2    
3            * R/expm.R: new file for all expm() methods; notably new ones for
4            diagonal*, triangular*, symmetric* and also simple "matrix".
5    
6    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
7    
8            * R/dsyMatrix.R: setAs(.) rather than setIs(.)  "to dpoMatrix"
9    
10            * inst/test-tools.R (assert.EQ.mat): better message when not equal
11    
12            * src/dgeMatrix.c (dgeMatrix_matrix_crossprod): allow integer RHS.
13    
14            * R/AllClass.R (ddiMatrix,ldiMatrix): extend [dl]Matrix instead of
15            [dl]denseMatrix {identical slots; but more logical method dispatch}
16    
17    2008-04-23  Martin Maechler  <maechler@stat.math.ethz.ch>
18    
19            * R/sparseMatrix.R (summary): use length(<i-slot>) instead of nnzero()
20    
21            * R/diagMatrix.R (determinant): method
22    
23    2008-04-22  Martin Maechler  <maechler@stat.math.ethz.ch>
24    
25            * src/dsCMatrix.c (dsCMatrix_Cholesky): suppress CHOLMOD printing too
26    
27            * R/Rsparse.R (.viaC.to.R): uplo fix for symmetric & triangular
28    
29            * R/dsCMatrix.R (determinant): switch to use Cholesky( 'LDL' ) and
30            its diagonal
31    
32    2008-04-21  Martin Maechler  <maechler@stat.math.ethz.ch>
33    
34            * R/dMatrix.R (Summary): short-cut for prod(<sparse>)
35    
36            * R/not.R: fix !<"U"-diag-ltrMatrix> ; drop {R < 2.6.0}-branch
37    
38            * R/Auxiliaries.R (tT2gT): fix for "U"-diag-ltTMatrix
39    
40            * R/AllClass.R: ltTMatrix validity: call (more stringent) tTMatrix_validate
41    
42    2008-04-19  Martin Maechler  <maechler@stat.math.ethz.ch>
43    
44            * R/Ops.R (Ops.x.x): aux.function, not just for (dMatrix,dMatrix)
45    
46            * R/Ops.R (.do.Logic.lsparse): fix NA case
47    
48            * R/Tsparse.R (replTmat): fix r.sym case, using indTri()
49    
50            * R/Auxiliaries.R (nnzero): fix special cases, using
51            * R/Auxiliaries.R (indDiag): new utility
52            * R/Auxiliaries.R (indTri): new argument 'diag'
53    
54            * R/dMatrix.R: Summmary(<ddenseMatrix>): different branch for dsy*
55    
56    2008-04-18  Martin Maechler  <maechler@stat.math.ethz.ch>
57    
58            * R/diagMatrix.R: "Summary" methods, and more "Arith" / "Ops"
59    
60            * src/Csparse.c (Csparse_drop): preserve (uplo,diag) for
61            ".tCMatrix" triangular matrix.
62    
63            * R/Auxiliaries.R (drop0): use diagU2N(); according to helpfile,
64            'clx' can be class *or* class representation.
65            (nnzSparse): new.
66            (non0ind): new 'xtendSymm' argument; used in
67            * R/Ops.R:
68    
69            * R/pMatrix.R: more efficient determinant() method
70    
71    2008-04-17  Martin Maechler  <maechler@stat.math.ethz.ch>
72    
73            * [disactivated] R/Matrix.R (det): det() as base::det(), but with Matrix environment
74            * [disactivated] NAMESPACE: export(det)
75    
76            * R/diagMatrix.R (mkDiag): new substitute for diag()
77    
78            * R/Auxiliaries.R (nnzero): fix for "diagU2N"-case
79            (as0, as1): new utility.
80    
81            * R/Csparse.R (diag, band): need diagU2N()
82    
83            * src/dgeMatrix.c (get_norm): return NA when 'x' slot has NA/NaN.
84    
85            * R/lMatrix.R: coerce(nMatrix |-> lMatrix) fix
86    
87            * R/Ops.R (Compare): fix <nsp> o <nsp> case
88    
89            * R/nsparseMatrix.R, R/pMatrix.R: is.na() method
90    
91    2008-04-16  Martin Maechler  <maechler@stat.math.ethz.ch>
92    
93            * R/Auxiliaries.R (signPerm): new utility for
94            * R/Auxiliaries.R (detSparseLU): determinant() via sparseLU
95    
96            * src/dsCMatrix.c (dsCMatrix_LDL_D): suppress 'CHOLMOD warning';
97            since we have our own error handler (and can use tryCatch() from R).
98    
99    2008-04-15  Martin Maechler  <maechler@stat.math.ethz.ch>
100    
101            * R/dgTMatrix.R (image): ha! set col=NA if lwd is small -- very nice!
102    
103            * R/dsCMatrix.R (determinant): use tryCatch() and switch to lu()
104            when not positive definite.
105    
106            * R/Auxiliaries.R (asTri): new auxiliary
107            (non0.i): make *much* faster for Tsparse with many non-zero
108            entries; add 'uniqT = TRUE' argument to be used when sorting is undesired.
109    
110            * tests/Class+Meth.R (dotestMat): now build on checkMatrix() from
111            test-tools.R , see below
112    
113            * R/dMatrix.R: fix "Summary" method: + diagU2N()
114    
115            * NAMESPACE, R/Matrix.R: add mean() method
116    
117    2008-04-12  Martin Maechler  <maechler@stat.math.ethz.ch>
118    
119            * R/dgTMatrix.R (image): allow to *not* take abs(), and use
120            cold-hot colors; try *changed* default useAbs = FALSE
121            * man/image-methods.Rd:  nice examples
122    
123    2008-04-11  Martin Maechler  <maechler@stat.math.ethz.ch>
124    
125            * inst/test-tools.R (checkMatrix): new function for modularizing part
126            of tstMatrixClass() in tests/Class+Meth.R
127    
128            * R/dsCMatrix.R: coercion from "matrix"
129            * R/ltTMatrix.R, R/ntTMatrix.R: ditto (change it).
130    
131            * tests/Class+Meth.R (tstMatrixClass): some cleanup;
132            add test for as(matrix(,0,0), <class>)
133    
134    2008-04-09  Martin Maechler  <maechler@stat.math.ethz.ch>
135    
136            * src/dgeMatrix.c (dgeMatrix_determinant): for n == 0,
137            work as determinant(matrix(,0,0)).
138    
139            * src/dgCMatrix.c (dgCMatrix_LU): return {L,U} as dtCMatrix
140            * man/sparseLU-class.Rd: ditto
141    
142            * R/dgCMatrix.R (determinant): method building on lu()
143            * R/sparseMatrix.R, Matrix.R, ...: ditto
144    
145            * R/Auxiliaries.R (mkDet): auxiliary for determinant()
146    
147    2008-04-07  Martin Maechler  <maechler@stat.math.ethz.ch>
148    
149            * R/sparseMatrix.R (summary<sparseMatrix>): no 'x' column for
150            pattern matrices.
151    
152    2008-04-02  Martin Maechler  <maechler@stat.math.ethz.ch>
153    
154            * src/dense.c (dense_to_Csparse): all declarations *before*
155            R_CheckStack(); needed e.g. for ancient gcc 2.96.
156    
157    
158  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>
159    
160          * DESCRIPTION (Version): 0.999375-9 --- need to release          * DESCRIPTION (Version): 0.999375-9 --- need to release
161          for R-devel (and R 2.7.0 alpha soon).          for R-devel (and R 2.7.0 alpha soon).
162    
163            * R/AllClass.R: drop "double" from "atomicVector" class union
164    
165            * R/AllGeneric.R (rcond): check for base::rcond instead of R version
166            * R/dgeMatrix.R: ditto
167    
168          * R/sparseMatrix.R (summary): count NAs          * R/sparseMatrix.R (summary): count NAs
169    
170            * inst/doc/Intro2Matrix.Rnw: changes, aim for *one* introduction.
171    
172  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>
173    
174          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in          * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in

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