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revision 2105, Tue Jan 15 10:16:29 2008 UTC revision 2157, Tue Mar 25 15:00:01 2008 UTC
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1    2008-03-25  Martin Maechler  <maechler@stat.math.ethz.ch>
2    
3            * DESCRIPTION (Version,Date): 0.999375-8
4    
5            * R/diagMatrix.R (Ops): fix newly introduce bug in <.di> o <numeric>
6    
7            * inst/test-tools.R (isValid): new utility, used much in
8            * tests/simple.R:
9    
10            * man/BunchKaufman-methods.Rd: added too
11    
12    2008-03-24  Martin Maechler  <maechler@stat.math.ethz.ch>
13    
14            * R/dsyMatrix.R: add BunchKaufman() methods.
15            * R/dspMatrix.R:
16    
17            * src/init.c: add dsyMatrix_trf
18    
19    2008-03-23  Douglas Bates <bates@stat.wisc.edu>
20    
21            * DESCRIPTION (Version): release 0.999375-7
22            * src/CHMfactor.c (CHMfactor_update): fix
23    
24    2008-03-22  Martin Maechler  <maechler@stat.math.ethz.ch>
25    
26            * src/dsCMatrix.c (dsCMatrix_LDL_D): cleanup, also using
27            internal_chm_factor().
28    
29            * R/AllGeneric.R: do *not* define a "chol" generic
30                    (but rather use the implicit one *without* making pivot
31                    part of the signature)
32            * R/*.R: drop the 'pivot' from chol's signature and make
33                    'pivot=FALSE' a default argument of method definitions.
34    
35            * .Rbuildignore: add 'wrld_1deg': I.e. do not put it into released
36            version of Matrix
37    
38    2008-03-18  Martin Maechler  <maechler@stat.math.ethz.ch>
39    
40            * R/Tsparse.R (.T.2.n): drop 0's before coercion to "nMatrix"
41    
42            * R/sparseMatrix.R (is.na): new simple method
43            * R/denseMatrix.R (is.na): ditto.
44    
45            * R/diagMatrix.R (.symDiagonal): newly exported utility.
46    
47            * R/diagMatrix.R (Ops): <diag> * <numeric> should not become dgeMatrix!
48    
49            * src/UFsparse_download.sh: -->
50            * src/CHOLMOD/: update to CHOLMOD version 1.6 (Nov.2007)
51    
52    2008-03-17  Martin Maechler  <maechler@stat.math.ethz.ch>
53    
54            * src/dsCMatrix.c (dsCMatrix_LDL_D): even faster utility with same
55            functionality; barely tested in
56            * tests/factorizing.R
57    
58            * src/Csparse.c (diag_tC): new functionality to enable faster
59            determinant(<dsCMatrix>, .) in
60            * R/dsCMatrix.R
61    
62    2008-03-17 18:53  Douglas Bates <bates@stat.wisc.edu>
63    
64            * R/CHMfactor.R, inst/include/Matrix.h, inst/include/Matrix_stubs.c,
65              src/CHMfactor.c, src/CHMfactor.h,
66              man/CHMfactor-class.Rd, src/init.c, tests/factorizing.R:
67              Log-determinant of the parent matrix from a CHMfactor object as
68              chm_factor_ldetL2; documentation and support
69    
70    2008-03-15  Martin Maechler  <maechler@stat.math.ethz.ch>
71    
72            * R/dsCMatrix.R: enable determinant(<dsCMatrix>, .) via chol(.)
73    
74    2008-03-14  Martin Maechler  <maechler@stat.math.ethz.ch>
75    
76            * R/dsCMatrix.R: setAs(., "dsCMatrix") but with a deprecation
77            warning.
78    
79    2008-03-13  Martin Maechler  <maechler@stat.math.ethz.ch>
80    
81            * DESCRIPTION (Version, Date): bug-fix release 0.999375-6
82    
83            * R/diagMatrix.R (diag2tT.u): utility to be smarter in
84              <diagonal> o <sparse_triangular>
85              setAs(., "nMatrix") added.
86    
87            * R/diagMatrix.R (Diagonal): Diagonal(4, x=3) now works too
88    
89            * R/Auxiliaries.R (.diagU2N): more careful coercion in 2 steps
90                    new argument 'checkDense = FALSE'.
91    
92    
93    2008-03-07  Martin Maechler  <maechler@stat.math.ethz.ch>
94    
95            * src/dgeMatrix.c (dgeMatrix_exp): fix the octave-origin bug in the
96            back-permutation of the matrix exponential.
97    
98            * tests/matr-exp.R: test the fix (for an example where expm() was wrong).
99    
100            * DESCRIPTION (Date,Version): ready to release 0.999375-5
101    
102            * tests/simple.R: testing diagN2U
103    
104    2008-03-06  Martin Maechler  <maechler@stat.math.ethz.ch>
105    
106            * R/Auxiliaries.R (diagN2U): interface to
107    
108            * src/Csparse.c (Csparse_diagN2U): .Call()able SEXP version of chm_diagN2U()
109    
110            * tests/matprod.R: test for triangularity preserving <dtC> %*% <dtC>
111    
112    2008-03-05  Martin Maechler  <maechler@stat.math.ethz.ch>
113    
114            * src/chm_common.c (chm_diagN2U): new utility.
115    
116            * src/Csparse.c (Csparse_Csparse_crossprod, Csparse_Csparse_prod):
117            make use of chm_diagN2U() and hence now preserve triangularity and
118            unit-triangularity.
119    
120            * DESCRIPTION (LicenseDetails): new; such that 'License:' becomes "canonical"
121    
122    2008-03-04  Martin Maechler  <maechler@stat.math.ethz.ch>
123    
124            * R/diagMatrix.R (subDiag): fix when x[..] became a vector
125    
126            * src/Tsparse.c (Tsparse_diagU2N): new utility, necessary for e.g.
127            * src/Csparse.c (Csparse_crossprod): use [CT]sparse_diagU2N() !!
128    
129            * R/Auxiliaries.R (.diagU2N): make use of new Tsparse_diagU2N
130    
131            * R/Ops.R ("-" (<sparseMatrix>)): use diagU2N()
132    
133            * src/chm_common.c (AS_CHM_FINISH): add note about problem
134            for triangular (diag = "U").
135    
136    2008-02-21  Martin Maechler  <maechler@stat.math.ethz.ch>
137    
138            * R/Auxiliaries.R (as_Csparse2): drop this, replacing by
139            * R/bind.R:  .Call(dense_to_Csparse, *)
140    
141    2008-02-20  Martin Maechler  <maechler@stat.math.ethz.ch>
142    
143            * R/Matrix.R (Matrix): no longer use coercions to specific classes
144                    (since we are discouraging them in user code).
145    
146            * tests/*.R: also replaces coercions to specific classes by
147            coercions to super classes.
148    
149            * R/denseMatrix.R (.dense2C): simplified by using forceSymmetric()
150    
151    
152    2008-02-19  Martin Maechler  <maechler@stat.math.ethz.ch>
153    
154            * man/CAex.Rd: example: coerce to symmetric*, not dsC*
155    
156            * src/dense.c (dense_band): generalized from ddense_band
157    
158            * R/ddenseMatrix.R (.trilDense,.triuDense, .bandDense):
159              now for "denseMatrix" (instead of just "ddense*"); much
160              simplified setMethod()s for these.
161    
162            * src/dense.c (dense_to_symmetric): generalized from ddense_*
163    
164    2008-02-18  Martin Maechler  <maechler@stat.math.ethz.ch>
165    
166            * R/AllGeneric.R: forceSymmetric() generic: fast no-checking
167            version of as(*, "symmetricMatric").
168    
169            * src/dense.c (ddense_to_symmetric): add 'symm_test' argument, and
170            * R/symmetricMatrix.R: set it TRUE in coercion to "symmetricMatrix"
171    
172    2008-02-16  Martin Maechler  <maechler@stat.math.ethz.ch>
173    
174            * R/Matrix.R (subset.ij): utility, as first step to faster
175               M [ <ij-matrix> ] indexing.
176    
177            * R/Matrix.R (.M.sub.i.logical): M[ <logical> ] : try better.
178    
179            * src/dense.c (ddense_symmpart, ddense_skewpart): new functions
180            for more efficient symmpart() and skewpart() methods.
181    
182            * src/Mutils.c (equal_string_vectors): utility
183    
184            * src/dense.c (ddense_to_symmetric): new function used in
185    
186            * R/symmetricMatrix.R: setAs(., "symmetricMatrix")
187    
188            * R/sparseMatrix.R, et_al (isSymmetric): add '...' to formals, in
189            order to match the generic (and evade .local(..)).
190    
191            * R/dsCMatrix.R: dgC -> dsC: use C code!
192    
193            * NAMESPACE, R/AllGeneric.R (symmpart, skewpart): new functions
194            as per TODO
195    
196            * R/Auxiliaries.R (setZero, all0Matrix): new utilities
197    
198            * R/symmetricMatrix.R: obvious symmpart(), skewpart() methods
199    
200    
201    2008-02-15  Martin Maechler  <maechler@stat.math.ethz.ch>
202    
203            * R/Ops.R (.Arith.Csparse): use diagU2N when needed in triangular
204    
205            * R/Auxiliaries.R (non0.i): take out of non0ind
206    
207            * R/ddenseMatrix.R (.trilDense, .triuDense, .bandDense):
208            make tril(), triu(), band() work for "matrix" and all "dense*"
209    
210            * R/triangularMatrix.R (.tri[lu].tr): need .diagU2N(*)
211            * tests/simple.R: test the fix above
212    
213            * R/sparseMatrix.R ([): simplification: no coerce to <general>
214                    before we use as(., <Tsparse>)[...] anyway
215    
216            * R/Rsparse.R (.viaC.to.R): mostly instead of .viaC.to.dgR()
217    
218            * R/triangularMatrix.R (isTriangular): methods for all subclasses
219            instead of "triangularMatrix" -- just to disambiguate
220    
221    2008-02-14  Martin Maechler  <maechler@stat.math.ethz.ch>
222    
223            * tests/Class+Meth.R (dotestMat): add m[FALSE, FALSE] { <-> TODO}
224            * tests/indexing.R: example that fails above
225    
226    2008-01-26  Martin Maechler  <maechler@stat.math.ethz.ch>
227    
228            * R/Matrix.R (.M.sub.i.2col): fix for logical matrix indexing
229            * R/Tsparse.R (.TM.sub.i.2col, .TM.repl.i.2col): ditto;
230                    now, M[lower.tri(M)] and  M[lower.tri(M)] <- v  work better
231    
232            * src/Tsparse.c (Tsparse_to_tCsparse): new fast utility.
233            * src/Tsparse.h, init.c: ditto
234            * R/Auxiliaries.R (isTriT): new; faster than going via Csparse
235                 both isTriC() and isTriT() now return TRUE with "kind" or FALSE.
236            * R/sparseMatrix.R (isTriangular): hence simplified
237    
238    2008-01-24  Martin Maechler  <maechler@stat.math.ethz.ch>
239    
240            * R/Ops.R (.Arith.Csparse): new utility factored out of former
241              <dgC> o <dgC>, extended for triangular and also used in  <dtC> o <dtC>.
242    
243    2008-01-23  Martin Maechler  <maechler@stat.math.ethz.ch>
244    
245            * tests/factorizing.R (checkSchur): and more tests for checking Schur()
246    
247            * inst/test-tools.R (isOrthogonal): new function; also file restructured
248    
249    2008-01-22  Martin Maechler  <maechler@stat.math.ethz.ch>
250    
251            * R/ngTMatrix.R: allow as(<numeric matrix>, "ngTMatrix") and hence
252            coercion to "nMatrix" and "pMatrix"
253    
254            * R/AllClass.R: "Schur" class;  "number" class union
255            * man/number-class.Rd:
256            * man/Schur-class.Rd:
257    
258            * R/eigen.R (.dgeSchur): utility, and return "Schur" class
259            (.simpleSchur): Schur() method for diagonal matrices
260            (.triSchur):    Schur() method for triangular matrices
261            (Schur.sym):    Schur() for symmetric matrices {building on eigen()}.
262    
263    
264    2008-01-21  Martin Maechler  <maechler@stat.math.ethz.ch>
265    
266            * src/dgCMatrix.c (dgCMatrix_QR): set @Dim slot (as per doc)
267    
268  2008-01-15  Martin Maechler  <maechler@stat.math.ethz.ch>  2008-01-15  Martin Maechler  <maechler@stat.math.ethz.ch>
269    
270          * 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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