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Diffstat (limited to 'NEWS')
-rw-r--r-- | NEWS | 24 |
1 files changed, 24 insertions, 0 deletions
@@ -224,6 +224,30 @@ with all sufficient information, see the ChangeLog file. * do not raise ShiftingError if an aged file already exists. (no ShiftingError will be raised from 1.2.7, just warn() instead) +* matrix + * API change to adhere strictly to mathematical definitions: + * Matrices must now be rectangular. + * trace, regular?, singular? are defined only for square matrices + * support for empty matrices + * all integer matrices now have the right determinant (also an integer) + + * Matrix and Vector include Enumerable. + + * new methods: + * Matrix.build + * Matrix.empty + * Matrix#conj + * Matrix#conjugate + * Matrix#each + * Matrix#each_with_index + * Matrix#empty? + * Matrix#imag + * Matrix#imaginary + * Matrix#real + * Matrix#real? + * Matrix#rect + * Matrix#rectangular + * net/http * merged net/https. |