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revision 2105, Tue Jan 15 10:16:29 2008 UTC revision 2164, Sat Mar 29 14:46:11 2008 UTC
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1    2008-03-29  Martin Maechler  <maechler@stat.math.ethz.ch>
2    
3            * DESCRIPTION (Version): 0.999375-9 --- need to release
4            for R-devel (and R 2.7.0 alpha soon).
5    
6            * R/AllGeneric.R (rcond): check for base::rcond instead of R version
7            * R/dgeMatrix.R: ditto
8    
9            * R/sparseMatrix.R (summary): count NAs
10    
11    2008-03-28  Martin Maechler  <maechler@stat.math.ethz.ch>
12    
13            * R/AllGeneric.R: rcond(., norm) instead of rcond(., type), in
14            order to become compatible to new R 2.7.0 base::rcond().
15    
16    2008-03-25  Martin Maechler  <maechler@stat.math.ethz.ch>
17    
18            * DESCRIPTION (Version,Date): 0.999375-8 --- released to CRAN
19    
20            * R/diagMatrix.R (Ops): fix newly introduce bug in <.di> o <numeric>
21    
22            * inst/test-tools.R (isValid): new utility, used much in
23            * tests/simple.R:
24    
25            * man/BunchKaufman-methods.Rd: added too
26    
27    2008-03-24  Martin Maechler  <maechler@stat.math.ethz.ch>
28    
29            * R/dsyMatrix.R: add BunchKaufman() methods.
30            * R/dspMatrix.R:
31    
32            * src/init.c: add dsyMatrix_trf
33    
34    2008-03-23  Douglas Bates <bates@stat.wisc.edu>
35    
36            * DESCRIPTION (Version): release 0.999375-7
37            * src/CHMfactor.c (CHMfactor_update): fix
38    
39    2008-03-22  Martin Maechler  <maechler@stat.math.ethz.ch>
40    
41            * src/dsCMatrix.c (dsCMatrix_LDL_D): cleanup, also using
42            internal_chm_factor().
43    
44            * R/AllGeneric.R: do *not* define a "chol" generic
45                    (but rather use the implicit one *without* making pivot
46                    part of the signature)
47            * R/*.R: drop the 'pivot' from chol's signature and make
48                    'pivot=FALSE' a default argument of method definitions.
49    
50            * .Rbuildignore: add 'wrld_1deg': I.e. do not put it into released
51            version of Matrix
52    
53    2008-03-18  Martin Maechler  <maechler@stat.math.ethz.ch>
54    
55            * R/Tsparse.R (.T.2.n): drop 0's before coercion to "nMatrix"
56    
57            * R/sparseMatrix.R (is.na): new simple method
58            * R/denseMatrix.R (is.na): ditto.
59    
60            * R/diagMatrix.R (.symDiagonal): newly exported utility.
61    
62            * R/diagMatrix.R (Ops): <diag> * <numeric> should not become dgeMatrix!
63    
64            * src/UFsparse_download.sh: -->
65            * src/CHOLMOD/: update to CHOLMOD version 1.6 (Nov.2007)
66    
67    2008-03-17  Martin Maechler  <maechler@stat.math.ethz.ch>
68    
69            * src/dsCMatrix.c (dsCMatrix_LDL_D): even faster utility with same
70            functionality; barely tested in
71            * tests/factorizing.R
72    
73            * src/Csparse.c (diag_tC): new functionality to enable faster
74            determinant(<dsCMatrix>, .) in
75            * R/dsCMatrix.R
76    
77    2008-03-17 18:53  Douglas Bates <bates@stat.wisc.edu>
78    
79            * R/CHMfactor.R, inst/include/Matrix.h, inst/include/Matrix_stubs.c,
80              src/CHMfactor.c, src/CHMfactor.h,
81              man/CHMfactor-class.Rd, src/init.c, tests/factorizing.R:
82              Log-determinant of the parent matrix from a CHMfactor object as
83              chm_factor_ldetL2; documentation and support
84    
85    2008-03-15  Martin Maechler  <maechler@stat.math.ethz.ch>
86    
87            * R/dsCMatrix.R: enable determinant(<dsCMatrix>, .) via chol(.)
88    
89    2008-03-14  Martin Maechler  <maechler@stat.math.ethz.ch>
90    
91            * R/dsCMatrix.R: setAs(., "dsCMatrix") but with a deprecation
92            warning.
93    
94    2008-03-13  Martin Maechler  <maechler@stat.math.ethz.ch>
95    
96            * DESCRIPTION (Version, Date): bug-fix release 0.999375-6
97    
98            * R/diagMatrix.R (diag2tT.u): utility to be smarter in
99              <diagonal> o <sparse_triangular>
100              setAs(., "nMatrix") added.
101    
102            * R/diagMatrix.R (Diagonal): Diagonal(4, x=3) now works too
103    
104            * R/Auxiliaries.R (.diagU2N): more careful coercion in 2 steps
105                    new argument 'checkDense = FALSE'.
106    
107    
108    2008-03-07  Martin Maechler  <maechler@stat.math.ethz.ch>
109    
110            * src/dgeMatrix.c (dgeMatrix_exp): fix the octave-origin bug in the
111            back-permutation of the matrix exponential.
112    
113            * tests/matr-exp.R: test the fix (for an example where expm() was wrong).
114    
115            * DESCRIPTION (Date,Version): ready to release 0.999375-5
116    
117            * tests/simple.R: testing diagN2U
118    
119    2008-03-06  Martin Maechler  <maechler@stat.math.ethz.ch>
120    
121            * R/Auxiliaries.R (diagN2U): interface to
122    
123            * src/Csparse.c (Csparse_diagN2U): .Call()able SEXP version of chm_diagN2U()
124    
125            * tests/matprod.R: test for triangularity preserving <dtC> %*% <dtC>
126    
127    2008-03-05  Martin Maechler  <maechler@stat.math.ethz.ch>
128    
129            * src/chm_common.c (chm_diagN2U): new utility.
130    
131            * src/Csparse.c (Csparse_Csparse_crossprod, Csparse_Csparse_prod):
132            make use of chm_diagN2U() and hence now preserve triangularity and
133            unit-triangularity.
134    
135            * DESCRIPTION (LicenseDetails): new; such that 'License:' becomes "canonical"
136    
137    2008-03-04  Martin Maechler  <maechler@stat.math.ethz.ch>
138    
139            * R/diagMatrix.R (subDiag): fix when x[..] became a vector
140    
141            * src/Tsparse.c (Tsparse_diagU2N): new utility, necessary for e.g.
142            * src/Csparse.c (Csparse_crossprod): use [CT]sparse_diagU2N() !!
143    
144            * R/Auxiliaries.R (.diagU2N): make use of new Tsparse_diagU2N
145    
146            * R/Ops.R ("-" (<sparseMatrix>)): use diagU2N()
147    
148            * src/chm_common.c (AS_CHM_FINISH): add note about problem
149            for triangular (diag = "U").
150    
151    2008-02-21  Martin Maechler  <maechler@stat.math.ethz.ch>
152    
153            * R/Auxiliaries.R (as_Csparse2): drop this, replacing by
154            * R/bind.R:  .Call(dense_to_Csparse, *)
155    
156    2008-02-20  Martin Maechler  <maechler@stat.math.ethz.ch>
157    
158            * R/Matrix.R (Matrix): no longer use coercions to specific classes
159                    (since we are discouraging them in user code).
160    
161            * tests/*.R: also replaces coercions to specific classes by
162            coercions to super classes.
163    
164            * R/denseMatrix.R (.dense2C): simplified by using forceSymmetric()
165    
166    
167    2008-02-19  Martin Maechler  <maechler@stat.math.ethz.ch>
168    
169            * man/CAex.Rd: example: coerce to symmetric*, not dsC*
170    
171            * src/dense.c (dense_band): generalized from ddense_band
172    
173            * R/ddenseMatrix.R (.trilDense,.triuDense, .bandDense):
174              now for "denseMatrix" (instead of just "ddense*"); much
175              simplified setMethod()s for these.
176    
177            * src/dense.c (dense_to_symmetric): generalized from ddense_*
178    
179    2008-02-18  Martin Maechler  <maechler@stat.math.ethz.ch>
180    
181            * R/AllGeneric.R: forceSymmetric() generic: fast no-checking
182            version of as(*, "symmetricMatric").
183    
184            * src/dense.c (ddense_to_symmetric): add 'symm_test' argument, and
185            * R/symmetricMatrix.R: set it TRUE in coercion to "symmetricMatrix"
186    
187    2008-02-16  Martin Maechler  <maechler@stat.math.ethz.ch>
188    
189            * R/Matrix.R (subset.ij): utility, as first step to faster
190               M [ <ij-matrix> ] indexing.
191    
192            * R/Matrix.R (.M.sub.i.logical): M[ <logical> ] : try better.
193    
194            * src/dense.c (ddense_symmpart, ddense_skewpart): new functions
195            for more efficient symmpart() and skewpart() methods.
196    
197            * src/Mutils.c (equal_string_vectors): utility
198    
199            * src/dense.c (ddense_to_symmetric): new function used in
200    
201            * R/symmetricMatrix.R: setAs(., "symmetricMatrix")
202    
203            * R/sparseMatrix.R, et_al (isSymmetric): add '...' to formals, in
204            order to match the generic (and evade .local(..)).
205    
206            * R/dsCMatrix.R: dgC -> dsC: use C code!
207    
208            * NAMESPACE, R/AllGeneric.R (symmpart, skewpart): new functions
209            as per TODO
210    
211            * R/Auxiliaries.R (setZero, all0Matrix): new utilities
212    
213            * R/symmetricMatrix.R: obvious symmpart(), skewpart() methods
214    
215    
216    2008-02-15  Martin Maechler  <maechler@stat.math.ethz.ch>
217    
218            * R/Ops.R (.Arith.Csparse): use diagU2N when needed in triangular
219    
220            * R/Auxiliaries.R (non0.i): take out of non0ind
221    
222            * R/ddenseMatrix.R (.trilDense, .triuDense, .bandDense):
223            make tril(), triu(), band() work for "matrix" and all "dense*"
224    
225            * R/triangularMatrix.R (.tri[lu].tr): need .diagU2N(*)
226            * tests/simple.R: test the fix above
227    
228            * R/sparseMatrix.R ([): simplification: no coerce to <general>
229                    before we use as(., <Tsparse>)[...] anyway
230    
231            * R/Rsparse.R (.viaC.to.R): mostly instead of .viaC.to.dgR()
232    
233            * R/triangularMatrix.R (isTriangular): methods for all subclasses
234            instead of "triangularMatrix" -- just to disambiguate
235    
236    2008-02-14  Martin Maechler  <maechler@stat.math.ethz.ch>
237    
238            * tests/Class+Meth.R (dotestMat): add m[FALSE, FALSE] { <-> TODO}
239            * tests/indexing.R: example that fails above
240    
241    2008-01-26  Martin Maechler  <maechler@stat.math.ethz.ch>
242    
243            * R/Matrix.R (.M.sub.i.2col): fix for logical matrix indexing
244            * R/Tsparse.R (.TM.sub.i.2col, .TM.repl.i.2col): ditto;
245                    now, M[lower.tri(M)] and  M[lower.tri(M)] <- v  work better
246    
247            * src/Tsparse.c (Tsparse_to_tCsparse): new fast utility.
248            * src/Tsparse.h, init.c: ditto
249            * R/Auxiliaries.R (isTriT): new; faster than going via Csparse
250                 both isTriC() and isTriT() now return TRUE with "kind" or FALSE.
251            * R/sparseMatrix.R (isTriangular): hence simplified
252    
253    2008-01-24  Martin Maechler  <maechler@stat.math.ethz.ch>
254    
255            * R/Ops.R (.Arith.Csparse): new utility factored out of former
256              <dgC> o <dgC>, extended for triangular and also used in  <dtC> o <dtC>.
257    
258    2008-01-23  Martin Maechler  <maechler@stat.math.ethz.ch>
259    
260            * tests/factorizing.R (checkSchur): and more tests for checking Schur()
261    
262            * inst/test-tools.R (isOrthogonal): new function; also file restructured
263    
264    2008-01-22  Martin Maechler  <maechler@stat.math.ethz.ch>
265    
266            * R/ngTMatrix.R: allow as(<numeric matrix>, "ngTMatrix") and hence
267            coercion to "nMatrix" and "pMatrix"
268    
269            * R/AllClass.R: "Schur" class;  "number" class union
270            * man/number-class.Rd:
271            * man/Schur-class.Rd:
272    
273            * R/eigen.R (.dgeSchur): utility, and return "Schur" class
274            (.simpleSchur): Schur() method for diagonal matrices
275            (.triSchur):    Schur() method for triangular matrices
276            (Schur.sym):    Schur() for symmetric matrices {building on eigen()}.
277    
278    
279    2008-01-21  Martin Maechler  <maechler@stat.math.ethz.ch>
280    
281            * src/dgCMatrix.c (dgCMatrix_QR): set @Dim slot (as per doc)
282    
283  2008-01-15  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-01-15  Martin Maechler  <maechler@stat.math.ethz.ch>
284    
285          * R/CHMfactor.R (solve): method for b="numeric", but also b="ANY"          * R/CHMfactor.R (solve): method for b="numeric", but also b="ANY"

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