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KalEl earned this badge 3 times |
sep 24 at 16:40
Proof of $\det(\textbf{ST})=\det(\textbf{S})\det(\textbf{T})$ in Penrose graphical notation
jun 29 '11 at 11:59
Why can't I combine complex powers
oct 20 '10 at 18:51
Which one result in maths has surprised you the most? [closed]
