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when toggle format what by license comment
Apr 20, 2020 at 14:14 comment added Francky_V It seems to me that H X I should yield [[ I I ], [ I -I ]] and not the first explicit matrix above? The result shown would be for (I X H)?
Jun 9, 2018 at 16:26 vote accept Luka Aleksić
Jun 9, 2018 at 14:33 history answered Ariel CC BY-SA 4.0