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revision 1654, Fri Oct 27 16:58:15 2006 UTC revision 1883, Wed Jun 6 14:24:58 2007 UTC
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1    2007-06-06  Martin Maechler  <maechler@stat.math.ethz.ch>
2    
3            * R/lsparseMatrix.R, R/ldenseMatrix.R (all, any): change default to
4            'na.rm = FALSE' as "everywhere" else in R.
5    
6    2007-06-05 Douglas Bates <bates@stat.wisc.edu>
7    
8            * [r4421] src/CSparse_install.sh: Modify for new organization of
9              CSparse package
10            * [r4425] src/UFsparse_download.sh: Update to version 3.0.0 of
11              SuiteSparse
12            * [r4426] src/Makefile: add ./UFconfig to the include path for
13              compilation
14            * [r4427] src/cs.[ch]: update to CSparse version 2.2.0
15            * [r4428] inst/doc/UFsparse/* src/{AMD,CHOLMOD,COLAMD}/*
16              src/UFconfig/UFconfig.h: Update to version 3.0.0 of SuiteSparse
17    
18    2007-06-05  Martin Maechler  <maechler@stat.math.ethz.ch>
19    
20            * R/Auxiliaries.R (emptyColnames): + argument msg.if.not.empty, used in
21            * R/sparseMatrix.R (prSpMatrix): now gives a message about
22            suppressed column names.
23    
24    2007-06-04 17:13  Douglas Bates <bates@stat.wisc.edu>
25    
26            * [r4418] src/Csparse.c, src/HBMM.c, src/Mutils.c, src/Mutils.h,
27              src/Tsparse.c, src/chm_common.c, src/chm_common.h, src/dgCMatrix.c,
28              src/dgeMatrix.c, src/dpoMatrix.c, src/dpoMatrix.h, src/dppMatrix.c,
29              src/dppMatrix.h, src/dsCMatrix.c, src/dspMatrix.c, src/dspMatrix.h,
30              src/dsyMatrix.c, src/dsyMatrix.h, src/dtpMatrix.c, src/dtrMatrix.c:
31              Remove warnings after change to const char* CHAR
32    
33    2007-06-04 17:11  Douglas Bates <bates@stat.wisc.edu>
34    
35            * [r4417] inst/include/Matrix_stubs.c, inst/include/cholmod.h: Corrected
36              type of M_cholmod_ssmult
37    
38    2007-06-03 14:42  Douglas Bates <bates@stat.wisc.edu>
39    
40            * [r4412] inst/include/Matrix_stubs.c, inst/include/cholmod.h,
41              src/init.c: Yet another cholmod export - cholmod_ssmult
42    
43    2007-05-23  Martin Maechler  <maechler@stat.math.ethz.ch>
44    
45            * NAMESPACE: exported drop0(), since
46            * man/drop0.Rd: I have seen several cases, I really wanted to use
47            it, so our users may want too.
48    
49    2007-05-22  Martin Maechler  <maechler@stat.math.ethz.ch>
50    
51            * man/colSums.Rd: separately document colSums() etc, since these
52            have the extra argument 'sparseResult'.
53    
54    2007-05-21  Martin Maechler  <maechler@stat.math.ethz.ch>
55    
56            * R/sparseMatrix.R (spMatrix): utility (T)sparse Matrix constructor;
57            * man/spMatrix.Rd: docu., including examples
58    
59            * R/Auxiliaries.R (sp.colMeans): etc, using a patched callGeneric(),
60            in order to make colMeans() etc fast *and* correct.
61            * R/sparseVector.R (replSPvec): "[<-" functionality for
62            sparseVectors; tested in
63            * tests/simple.R:
64    
65    2007-05-19  Martin Maechler  <maechler@stat.math.ethz.ch>
66    
67            * R/sparseMatrix.R (print.sparseSummary): and summary() method for
68            (very) sparse Matrices; output similar to Matlab's print().
69    
70    2007-05-17  Douglas Bates  <bates@stat.wisc.edu>
71    
72            * src/HBMM.c (Matrix_writeMatrixMarket): Write 1-based, not
73            0-based, indices (Jose Quesada <quesada@gmail.com>).
74    
75    2007-05-16  Douglas Bates  <bates@stat.wisc.edu>
76    
77            * R/CHMfactor.R: Added solve methods for a CHMfactor object.
78    
79    2007-05-16  Martin Maechler  <maechler@stat.math.ethz.ch>
80    
81            * R/Auxiliaries.R (sparsapply): new utility, much faster than
82            tapply1() for large sparse matrices.
83    
84    2007-05-15  Martin Maechler  <maechler@stat.math.ethz.ch>
85    
86            * R/Matrix.R (dim<-): reshape now via sparseVector.
87    
88            * R/sparseVector.R: methods and function for
89            * R/AllClass.R: new "sparseVector" class and daughters.
90            * NAMESPACE: export new classes
91    
92    2007-05-14  Martin Maechler  <maechler@stat.math.ethz.ch>
93    
94            * DESCRIPTION (Version): 0.99875-1
95            * src/Makefile.win: also remove Lapack code from here (cf. 04-25).
96    
97    2007-05-11  Martin Maechler  <maechler@stat.math.ethz.ch>
98    
99            * R/Tsparse.R ([, Tsparse): fix last case: *duplicated*, symmetric
100            indexing
101            * tests/indexing.R: test set for that.
102    
103    2007-05-08  Martin Maechler  <maechler@stat.math.ethz.ch>
104    
105            * R/Tsparse.R (replTmat): fix the case of *duplicated* index
106            entries.
107            * tests/indexing.R(out): add regression test for it
108    
109    2007-04-30  Martin Maechler  <maechler@stat.math.ethz.ch>
110    
111            * R/(l(dense|sparse))?Matrix.R (!): use 'x', not 'e1' as argument
112            name for "!" method definitions.
113    
114    2007-04-26  Martin Maechler  <maechler@stat.math.ethz.ch>
115    
116            * R/Tsparse.R (intI): new utility, used for "[" :
117                    Cleanup up there, and fixes for duplicated indices - more TODO!
118    
119            * tests/indexing.R(out): more tests
120    
121    2007-04-25  Douglas Bates  <bates@stat.wisc.edu>
122    
123            * DESCRIPTION,src/Makefile: require R>= 2.5.0 and remove Lapack
124            code that is now part of the R Lapack library.
125    
126            * src/init.c,inst/include/{Matrix_stubs.c,cholmod.h}:export
127            cholmod_factorize_p (used in lme4 for GLMMs and NLMMs).
128    
129    2007-04-21  Martin Maechler  <maechler@stat.math.ethz.ch>
130    
131            * R/Matrix.R (image): method for all Matrices, not just sparse ones.
132    
133    2007-04-17  Martin Maechler  <maechler@stat.math.ethz.ch>
134    
135            * R/Auxiliaries.R (tapply1): unname(.) -> colSums() etc don't end
136            up with extraneous names '0'...'<n-1>'
137    
138    2007-04-12  Martin Maechler  <maechler@stat.math.ethz.ch>
139    
140            * R/dgTMatrix.R (mat2dgT): care about NAs
141    
142    2007-04-11  Martin Maechler  <maechler@stat.math.ethz.ch>
143    
144            * R/kronecker.R: triangularity preserving methods
145    
146    2007-03-27  Martin Maechler  <maechler@stat.math.ethz.ch>
147    
148            * R/kronecker.R: new file collecting kronecker() methods in one
149                    place.  Goal: become much faster!
150    
151    2007-03-23  Martin Maechler  <maechler@stat.math.ethz.ch>
152    
153            * src/dtCMatrix.c (dtCMatrix_solve): use the new code from Kasper
154            Kristensen based cs_spsolve() instead of _lsolve & _usolve which
155            can be much faster.
156    
157            * tests/matprod.R: add regression tests for these (upper & lower).
158    
159    2007-03-19  Martin Maechler  <maechler@stat.math.ethz.ch>
160    
161            * R/Matrix.R (diff): method for our Matrices.
162    
163            * R/sparseMatrix.R (isDiagonal): check dim()!
164    
165    2007-03-17  Martin Maechler  <maechler@stat.math.ethz.ch>
166    
167            * R/Matrix.R (dim<-): new method for "reshape()" built on a
168            proposal from Tamas Papp.
169    
170    2007-03-16  Martin Maechler  <maechler@stat.math.ethz.ch>
171    
172            * R/AllGeneric.R: remove all  if(!isGeneric(.))  clauses
173    
174            * R/zzz.R (.onLoad, .onUnload): do *not* leave bind_activation(TRUE);
175            rather define and export  cBind() and rBind() only.
176            --> useRs *must* change code that used to have cbind()/rbind() !!
177    
178            * R/bind.R: change tests from cbind() to cBind() and similarly to rBind()
179            * R/bind.Rout.save: ditto
180    
181    2007-02-16  Douglas Bates  <bates@r-project.org>
182    
183            * DESCRIPTION (Date, Version): 0.9975-11 with new date
184            * src/dgCMatrix.c (R_to_CMatrix, compressed_to_TMatrix): remove
185            const modifier on declaration of the array 'valid'
186    
187    2007-02-12  Douglas Bates  <bates@stat.wisc.edu>
188    
189            * R/CHMfactor.R: Add image method (coercion to sparseMatrix).
190    
191    2007-02-05  Martin Maechler  <maechler@stat.math.ethz.ch>
192    
193            * DESCRIPTION (Date, Version): 0.9975-10 with new date.
194    
195            * R/Ops.R (Arith): make sure Csparse o Csparse also works for e.g. ntCMatrix
196            * tests/simple.R: test the above and some of these coercions:
197    
198            * R/nsparseMatrix.R: coercing "Csparse" to "lsparseMatrix";
199                    be careful to avoid infinite recursion, using new coercions in
200            * R/ngCMatrix.R and nsC... and ntC...
201            * R/lsparseMatrix.R: ditto
202    
203            * R/SparseM-conv.R: more conversion, notably for triplet matrices.
204    
205            * src/dgCMatrix.c (R_to_C_Matrix): port Doug's fix and
206            * R/Rsparse.R: reactivate .Call()s
207    
208            * tests/Class+Meth.R: a bit more on actual classes
209    
210    2007-02-04  Douglas Bates  <bates@stat.wisc.edu>
211    
212            * src/dgCMatrix.c (compressed_to_TMatrix): fix memory bug using strdup()
213    
214    2007-02-03  Martin Maechler  <maechler@stat.math.ethz.ch>
215    
216            * DESCRIPTION (Version): 0.9975-10 to upload
217    
218            * tests/Class+Meth.R (tstMatrixClass): require coercions to
219            specific classes less unconditionally.
220    
221            * R/Auxiliaries.R: get rid of as_Tsparse() and as_Rsparse()
222    
223            * R/Tsparse.R (triu): etc, use as(*, "TsparseMatrix") instead of as_Tsparse()
224    
225            * R/Rsparse.R (.R.2.T): R-level workaround using compressed_to_TMatrix.
226            * R/Rsparse.R (.R.2.C): R-level workaround since C-level
227            R_to_CMatrix segfaults on one platform.
228            Eliminate most coercion method to *specific* classes, and replace
229            with virtual classes coercions.
230    
231    
232    2007-02-01  Martin Maechler <maechler@stat.math.ethz.ch>
233    
234            * src/init.c: export the CHM...._validate() placeholders, since
235            they *are* called.
236    
237            * tests/Class+Meth.R (classCanCoerce): and starting to test
238            all as(<from>, <to>)
239    
240    2007-01-30  Martin Maechler  <maechler@stat.math.ethz.ch>
241    
242            * R/Tsparse.R ([): more care when subsetting triangular Tsparse
243            * tests/indexing.R: tested now
244            * tests/indexing.Rout.save: updated
245    
246            * src/Csparse.c (Csparse_to_dense): use Rkind = -1 for PATTERN to
247            * src/chm_common.c (chm_dense_to_SEXP): return "ngeMatrix" when
248            appropriate.
249    
250            * NAMESPACE: export a trivial
251            * R/Matrix.R: drop() Matrix-method
252    
253            * R/AllClass.R: moved all prototypes to virtual super classes.
254    
255            * R/Rsparse.R: many more coercions to have less exceptions in
256            * tests/Class+Meth.R:
257    
258            * R/Ops.R (Compare): tweak for case with NA
259            * tests/simpl.R: hence another 'FIXME' eliminated
260    
261    2007-01-29  Martin Maechler  <maechler@stat.math.ethz.ch>
262    
263            * R/diagMatrix.R (solve): the obvious methods for diagonalMatrix
264            objects.
265    
266            * tests/Class+Meth.R (tstMatrixClass): now testing diag(), nnzero(),
267              and more of "!", "&", "|", all, any; coercions
268    
269            * R/Rsparse.R: many coercions (which enable quite a few other
270            methods), thanks to enhancements in
271            * src/dgCMatrix.c (R_to_CMatrix): new, and
272            * src/dgCMatrix.c (compressed_to_TMatrix): now for (d,l,n) ,
273            symmetric & triangular and ..RMatrix objects.
274    
275            * src/TMatrix_as.c (Matrix_T_as_DENSE,Matrix_T_as_GENERAL):
276            renamed file from src/dsTMatrix.c;
277            now dealing with symmetric and triangular Tsparse coercions, both
278            to dense and general.
279    
280    2007-01-27  Martin Maechler  <maechler@stat.math.ethz.ch>
281    
282            * src/dsTMatrix.c: has now "l" and "n" methods besides the "d" ones.
283    
284            * R/Ops.R (Arith): <dgCMatrix> o <numeric> now remains sparse
285            where sensible when the <numeric> is of length > 1.
286    
287    2007-01-26  Martin Maechler  <maechler@stat.math.ethz.ch>
288    
289            * R/Matrix.R ([<-): for M[] <- value: fix length
290    
291    2007-01-25  Martin Maechler  <maechler@stat.math.ethz.ch>
292    
293            * R/Auxiliaries.R (n2l_Matrix): new, to be used in
294            * R/ndenseMatrix.R: new coercions n* -> l*
295    
296    2007-01-22  Martin Maechler  <maechler@stat.math.ethz.ch>
297    
298            * R/triangularMatrix.R: new file; simple triu() and tril() methods.
299    
300            * R/Ops.R ("Logic"): and other "Ops", many updates
301    
302    2007-01-18  Martin Maechler  <maechler@stat.math.ethz.ch>
303    
304            * src/Mutils.h (SET_DimNames): new utility
305    
306            * R/Auxiliaries.R (nnzero): improved and now exported via
307    
308            * NAMESPACE: + nnzero(); length() == prod(dim(.)) method for all "Matrix" objects
309    
310    2007-01-17  Martin Maechler  <maechler@stat.math.ethz.ch>
311    
312            * R/diagMatrix.R (!): fix typo.
313    
314    2007-01-16  Martin Maechler  <maechler@stat.math.ethz.ch>
315    
316            * R/Auxiliaries.R (as_Csparse): and quite a few others:
317                    allow to pass class definition --> speedup
318            * R/sparseMatrix.R: apply the above
319    
320            * R/Csparse.R: coercion Csparse* to dense* now preserves shape properties.
321    
322            * src/Mutils.h (mMatrix_as_geMatrix): new, based on
323            * src/Mutils.c (dup_mMatrix_as_geMatrix): new; generalization of
324            old dup_mMatrix_as_dgeMatrix), eliminating a long-standing "FIXME".
325    
326            * src/dense.c (dense_to_Csparse): use new mMatrix_as_geMatrix()
327    
328            * R/denseMatrix.R (.dense2C): based on dense_to_Csparse: name it,
329            and use it for "sparse*" as well, since it's faster than the
330            as_Csparse(.) way.
331    
332    2007-01-15  Martin Maechler  <maechler@stat.math.ethz.ch>
333    
334            * R/Ops.R ("Logic"): more methods, notably an  <lgC> o <lgC> one.
335    
336    2007-01-12  Martin Maechler  <maechler@stat.math.ethz.ch>
337    
338            * R/Tsparse.R (.TM.repl.i.2col): new internal function to be used
339            as method for   M[ ij ] <- v
340            * R/Csparse.R:: go via Tsparse for "M[ij] <- v"
341    
342            * R/Ops.R: "Compare" for (C|R)sparse: need pointer slot for all
343            FALSE answer
344    
345            * R/Csparse.R (replCmat): fix the "all non-zero" case with reordering
346            * tests/indexing.R: test it, and some of the above
347    
348    2007-01-05  Martin Maechler  <maechler@stat.math.ethz.ch>
349    
350            * R/Auxiliaries.R (is_duplicatedT): new utility
351    
352    2007-01-05  Douglas Bates  <bates@stat.wisc.edu>
353    
354            * src/init.c (R_init_Matrix): export cholmod_scale
355    
356    2006-12-30  Martin Maechler  <maechler@stat.math.ethz.ch>
357    
358            * R/zzz.R (tmp): for R >= 2.5.0, extend formals of our
359            base::as.matrix to (x, ...)
360    
361    2006-12-28  Martin Maechler  <maechler@stat.math.ethz.ch>
362    
363            * R/Ops.R ("Arith" etc): move almost all "Ops" methods to new R
364            file; start using "Logic", hence
365    
366            * DESCRIPTION (Depends): R >= 2.4.1 (since we want "Logic")
367            * NAMESPACE: import and export "Logic"
368    
369    2006-12-27  Martin Maechler  <maechler@stat.math.ethz.ch>
370    
371            * src/zpotfr.f and dependencies: use LAPACK 3.1 version
372            only needed previously to R version 2.5.0.
373    
374    2006-12-26  Martin Maechler  <maechler@stat.math.ethz.ch>
375    
376            * DESCRIPTION (Date, Version): 0.9975-8, ready for release
377    
378            * R/Tsparse.R (replTmat): fix subassignment of triangular
379            * R/Csparse.R (replCmat): ditto
380            * tests/indexing.R: more tests, incl the above fix
381    
382    2006-12-23  Martin Maechler  <maechler@stat.math.ethz.ch>
383    
384            * R/Auxiliaries.R (drop0): extend for non CSparse
385            * R/Auxiliaries.R (diagU2N): should work for all sparseMatrix
386    
387            * src/Csparse.c (Csparse_to_Tsparse, Csparse_general_to_symmetric):
388                    use uplo correctly (!); other places: use uplo_P() macro
389    
390            * R/Csparse.R (replCmat): call diagU2N() when needed
391            * R/Tsparse.R (replTmat): ditto
392    
393            * src/dtCMatrix.c (tCMatrix_validate): new
394            * src/dtTMatrix.c (tTMatrix_validate): new, used in
395            * R/AllClass.R: for validity of dtC, dsC, and dtT, dsT.
396    
397            * R/diagMatrix.R (replDiag): to use in [<-
398    
399    2006-12-22  Martin Maechler  <maechler@stat.math.ethz.ch>
400    
401            * R/Auxiliaries.R (as_Csparse2, as_geSimpl): new functions;
402                    also more general diagU2N().
403    
404    2006-12-21  Martin Maechler  <maechler@stat.math.ethz.ch>
405    
406            * R/bind2.R: new file for all cbind2(), rbind() methods moved here
407            from R/<foo>Matrix.R files. Better diagonal & improved sparse methods.
408    
409    2006-12-20  Martin Maechler  <maechler@stat.math.ethz.ch>
410    
411            * tests/bind.R: a few more cases
412            * R/Auxiliaries.R (.M.kind): also work for atomic vectors
413    
414            * R/denseMatrix.R (cbind2/rbind2): moved here (and generalized) from
415            * R/ddenseMatrix.R (cbind2/rbind2)
416            * R/Tsparse.R (replTmat): final(?!) fix for "[<-" ..
417            * tests/indexing.R
418            * tests/indexing.Rout.save: updated
419    
420    2006-12-18  Martin Maechler  <maechler@stat.math.ethz.ch>
421    
422            * R/Tsparse.R (replTmat): fixed a remaining "[<-" bug in
423            * tests/indexing.R
424    
425    2006-12-15  Martin Maechler  <maechler@stat.math.ethz.ch>
426    
427            * R/sparseMatrix.R (prSpMatrix): "." alignment much improved:
428            align with proper position of "0", i.e., right for integers.
429            argument 'align' by default is "fancy".
430    
431    2006-12-14  Martin Maechler  <maechler@stat.math.ethz.ch>
432    
433            * R/sparseMatrix.R: delegate "Compare" to "Csparse.."
434            * R/Csparse.R: and fix "Compare" for more cases.
435            * tests/Class+Meth.R: test some of these (m == m, m != m)
436    
437    2006-12-13  Martin Maechler  <maechler@stat.math.ethz.ch>
438    
439            * R/lsparseMatrix.R: all() and any() methods
440            * R/ldenseMatrix.R:      ditto
441            * NAMESPACE, R/Matrix.R: ditto
442    
443            * man/all-methods.Rd: document them minimally
444    
445            * tests/simple.R: add a few examples for these
446    
447    2006-12-11  Martin Maechler  <maechler@stat.math.ethz.ch>
448    
449            * R/Tsparse.R ([): fix long standing typo in symmetric case
450            * man/dsCMatrix-class.Rd: add example exhibiting the above case
451    
452    2006-12-10  Douglas Bates  <bates@stat.wisc.edu>
453    
454            * src/CHMfactor.c (CHMfactor_to_sparse): change LDL factorization
455            to LL before converting to a sparse matrix. (The LDL form can be
456            converted to a sparse matrix but it is implicitly a unit
457            triangular matrix and a diagonal matrix overwritten on the diagonal.)
458    
459    2006-12-09  Douglas Bates  <bates@stat.wisc.edu>
460    
461            * src/chm_common.c (chm_factor_to_SEXP): allocate and fill the Dim slot.
462    
463    2006-12-08  Douglas Bates  <bates@stat.wisc.edu>
464    
465            * DESCRIPTION (Version): updated -> release 0.9975-7
466            * src/{init.c,chm_common.c}, inst/include/*: export cholmod_analyze_p
467    
468    2006-11-30  Martin Maechler  <maechler@stat.math.ethz.ch>
469    
470            * R/diagMatrix.R (%*%): write a direct [diag o Csparse] method
471    
472    2006-11-29  Douglas Bates  <bates@stat.wisc.edu>
473    
474            * src/dgeMatrix.c (dgeMatrix_solve): Check error code from dgetri.
475            * tests/dg_Matrix.R: Add Barry Rowlingson's test of a matrix that
476            is exactly singular.
477    
478    2006-11-07  Martin Maechler  <maechler@stat.math.ethz.ch>
479    
480            * DESCRIPTION (Date): updated -> release 0.9975-6
481    
482    2006-11-06  Martin Maechler  <maechler@stat.math.ethz.ch>
483    
484            * R/Csparse.R (replCmat): symmetric indexing of symmetric matrix
485            now returns symmetric.
486    
487            * R/zzz.R ("diag<-"): replace "diag<-" in base for R <= 2.4.x
488    
489            * R/Matrix.R (.M.sub.i.2col):  new, for  M[ cbind(i,j) ] indexing.
490            * R/Matrix.R (.M.repl.i.2col): new, for  M[ cbind(i,j) ] <- value
491    
492            * R/Auxiliaries.R (.type.kind): added
493    
494    2006-11-04  Martin Maechler  <maechler@stat.math.ethz.ch>
495    
496            * src/cs.[ch]: updated to CSparse Version 2.0.3 by simply
497            running src/CSparse_install.sh
498    
499            * R/denseMatrix.R: "[": keep symmetric on symmetric indexing.
500    
501    2006-11-03  Martin Maechler  <maechler@stat.math.ethz.ch>
502    
503            * src/dsCMatrix.c (dsCMatrix_Csparse_solve): new
504            * R/dsCMatrix.R (solve): "fully-sparse" using the above.
505    
506            * R/AllClass.R: "pMatrix" now also inherits from "generalMatrix"
507    
508            * tests/Class+Meth.R (tstMatrixClass): now assure
509            the (important in method programming) property :
510    
511                    ###>>  Every "Matrix" is either
512                    ###>>  "general*", "symmetric*", "triangular*" or "diagonal*"
513    
514                    (where "*" stands for "Matrix")
515    
516            * R/Auxiliaries.R (diagU2N): now .Call()s Csparse_diagU2N for <Csparse>
517    
518            * R/dMatrix.R (Compare(<dMatrix>,<dMatrix>): update and
519            * tests/validObj.R: checks for "comparison"
520    
521            * R/sparseMatrix.R ([): improved indexing for sparse;
522                    trying to keep <symmetric>[ n, n] symmmetric
523    
524            * tests/indexing.R: indexing for logical sparse now ok
525    
526    
527    2006-11-02  Martin Maechler  <maechler@stat.math.ethz.ch>
528    
529            * src/Tsparse.c: use xTsparse_validate() , and hence remove
530    
531            * src/{ltC,lsC,lgT}Matrix.[ch]: removed
532    
533    2006-11-02  Martin Maechler  <maechler@stat.math.ethz.ch>
534    
535            * R/AllClass.R (Matrix-class): check length of dimnames in validity.
536    
537            * tests/simple.R: validObject() checking the above.
538    
539            * src/dgCMatrix.c (xCMatrix_validate): new, small and simple,
540            replacing both dgCMatrix_validate and lgCM*.
541    
542            * src/Csparse.c (Csparse_dense_prod, etc): do not lose dimnames;
543            fix dimnames setting in other places.
544            * src/chm_common.c (chm_dense_to_SEXP): now can pass dimnames
545    
546    2006-11-01  Martin Maechler  <maechler@stat.math.ethz.ch>
547    
548            * R/Csparse.R,src/Csparse.c, etc: tcrossprod(<CsparseM>,<CsparseM>)
549    
550            * R/sparseMatrix.R (isSymmetric): drop 'factors' slot for
551            symmetry test, via
552            * R/Auxiliaries.R (.as.dgC.0.factors):
553    
554    2006-11-01  Douglas Bates  <bates@r-project.org>
555    
556            * R/Csparse.R,src/Csparse.c,tests/matprod.R,
557            man/CsparseMatrix-class.Rd: crossprod(<CsparseMatrix>,
558            <CsparseMatrix>) added
559    
560    2006-10-30  Martin Maechler  <maechler@stat.math.ethz.ch>
561    
562            * tests/matprod.R: add a variation of Harri's example
563    
564            * R/dsparseMatrix.R: fix crossprod(<dsparse>, <dge>) to *not*
565            recursive infinitely.
566    
567            * R/dgCMatrix.R: + solve(<sparse>, <sparse>)
568    
569            * tests/indexing.R: add test for the "<" bug fixed 10-27 in R/dMatrix.R
570    
571    2006-10-28  Martin Maechler  <maechler@stat.math.ethz.ch>
572    
573            * tests/Class+Meth.R (tstMatrixClass): more: use non-trivial
574            matrix if possible; test m+m == 2*m; now test dgRMatrix.
575            * R/dgRMatrix.R (.to.dgR): a few more coercions, in order to
576            satisfy the above test.
577    
578  2006-10-27  Martin Maechler  <maechler@stat.math.ethz.ch>  2006-10-27  Martin Maechler  <maechler@stat.math.ethz.ch>
579    
580            * R/Matrix.R (Ops):  <Matrix> o <matrix>  method added
581    
582          * R/dgCMatrix.R: solve(a, b="missing") based on          * R/dgCMatrix.R: solve(a, b="missing") based on
583          * src/dgCMatrix.c (dgCMatrix_matrix_solve): extend to work with          * src/dgCMatrix.c (dgCMatrix_matrix_solve): extend to work with
584          RHS = NULL.          RHS = NULL.

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