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2h
comment A name for the property $ \| x \star y \| = \| x \| \| y \| $.
Thanks, great answer!
15h
accepted A name for the property $ \| x \star y \| = \| x \| \| y \| $.
May
19
comment Curious formula for minimum?
Thanks. I knew that must be true since they are clearly equal.
May
19
accepted Curious formula for minimum?
May
19
revised Curious formula for minimum?
added 81 characters in body
May
18
comment A name for the property $ \| x \star y \| = \| x \| \| y \| $.
@tampis of course I should have remembered that from Number Theory !
May
18
comment A name for the property $ \| x \star y \| = \| x \| \| y \| $.
Thanks both, wasn't sure about terminology. I will take a look into algebras!
May
18
revised A name for the property $ \| x \star y \| = \| x \| \| y \| $.
added 16 characters in body
May
18
asked A name for the property $ \| x \star y \| = \| x \| \| y \| $.
May
18
revised Curious formula for minimum?
added 144 characters in body
May
18
comment Curious formula for minimum?
@Andre I wasn't aware of the softmax function. Seems then that softmax can be transformed into the usual max by adding $-\log(1+e^{|x-y|})$ to it. Interesting.
May
18
accepted What does $O\left(\frac{1}{\log\log T}\right)$ mean?
May
18
asked Curious formula for minimum?
May
18
accepted Is there a good book on Circulant Matrices?
May
14
answered Is there a good book on Circulant Matrices?
May
13
comment Is there a good book on Circulant Matrices?
Yes, that's what I gathered. My eyes just don't like the block print for some reason.
May
13
revised Is there a good book on Circulant Matrices?
edited body
May
13
asked Is there a good book on Circulant Matrices?
May
11
accepted Notation for a vector with constant equal components of arbitrary dimension
May
11
comment Notation for a vector with constant equal components of arbitrary dimension
Thanks. I also saw this article mathoverflow.net/questions/9898/…