Timeline for How to obtain the determinant of the difference of two matrices?
Current License: CC BY-SA 3.0
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| when toggle format | what | by | license | comment | |
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| Jan 11, 2014 at 20:57 | comment | added | Douglas Zare | @Bjørn Kjos-Hanssen: It's an exterior power, more commonly denoted as abx did in the comments with ${\bigwedge}^k$. The overset $k$ in display mode is for an AND operator. Anyway, a linear map on a vectorspace induces a multilinear map on the space of alternating $k$-forms on that vectorspace, a component of the exterior algebra. You can coordinatize it using the dimension-$k$ minors of a matrix. | |
| Jan 11, 2014 at 16:56 | comment | added | Bjørn Kjos-Hanssen | What's $\wedge $? | |
| Jan 11, 2014 at 13:00 | history | answered | Peter Michor | CC BY-SA 3.0 |