Re: Determinants of multi-dimensional matrices
- From: carlos@xxxxxxxxxxxx
- Date: 4 Dec 2005 13:15:44 -0800
Hi - I recently did a search on the topic of "determinant of a
n x n x n matrix", which was separately posted in this NG.
That one was motivated by the search for invariants of a 3-tensor,
as described there. In our Math-Physics library I found something:
> Found a determinant rule for "higher class matrices" in Chapter XXIV
> of Muir's "A Treatise on the Theory of Determinants", Dover, 1928.
> "Class" is defined there as number of dimensions of the matrix =
> number of indices in the entries. My problem is of class 3.
> According to Muir, Cayley (the inventor of matrix algebra) gave a
> determinant rule valid for even classes in 1843. An odd-class rule
> was proposed by Scott (another Englishman) in 1879. The number
> of terms for a n x n x ... n (k dimensions) Cayley-Scott
> determinant is (n!)^(k-1)
Muir's chapter also discusses multiplication rules. There are
additional pre-1928 references given there but dont seem
easily accessible. Paul Abbott graciously posted a link to a
more recent paper in a follow-up to the other post.
.
- References:
- Determinants of multi-dimensional matrices
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