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authormarcandre <marcandre@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2014-10-03 03:44:20 +0000
committermarcandre <marcandre@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2014-10-03 03:44:20 +0000
commit5b46b07bf363da57d53394e58e4bccf69ef78865 (patch)
tree787ab0d0ea19ad89d723520a6e5f41a844f5d2c2 /NEWS
parentf59098d1182f08594078bc458820c8ab8c972c46 (diff)
* lib/matrix.rb: Add hstack & vstack methods.
Based on a patch by creasywuqiong. [Fix GH-344] git-svn-id: svn+ssh:// b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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@@ -78,6 +78,8 @@ with all sufficient information, see the ChangeLog file.
by deleting the specified row and column.
* Matrix#cofactor(row, column) returns the (row, column) cofactor
which is obtained by multiplying the first minor by (-1)**(row + column).
+ * hstack and vstack are new instance and class methods to stack matrices
+ horizontally and vertically.
* Method
* New methods: