What has tusks and a determinant of -1 or -1? [scroll down] A warthogonal matrix.
Not perhaps the easiest creature on the planet to love, but why must it be so negative? Let's hear it for Phacochoerus africanus with determinant +1 ! WFL On 12/29/17, David Wilson <davidwwilson@comcast.net> wrote:
What has tusks and a determinant of -1 or -1? [scroll down]
A warthogonal matrix.
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I'd prefer "What squeals and has an inverse equal to its transpose?" On Thu, Dec 28, 2017 at 7:00 PM, David Wilson <davidwwilson@comcast.net> wrote:
What has tusks and a determinant of -1 or -1? [scroll down]
A warthogonal matrix.
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