Ciro Santilli @cirosantilli 37

These videos can give some geometric insight and do have their value.

But they are sometimes too slow, there are never any mention of experiments, just "the truth".

And when things get "mathy", it sticks to a more qualitative view which may not be enough.

Very over the top with sexy demons and angels making appearances, and has some classic aesthetic artistic value :-)

The central theme of The Matrix (1999).

The Wikipedia page of this article is basically a masterclass why Wikipedia is useless for learning technical subjects. They are not even able to teach such a simple subject properly there!

Bibliography:

See also some remarks of Ciro Santilli's thoughts on the instrument Ciro Santilli's musical education.

$T^{(m,n)}$ has order $(m,n)$

This notation is not so common in basic mathematics, but it is so incredibly convenient, especially with Einstein notation as shown at Section "Einstein notation for partial derivatives":

This notation is similar to partial label partial derivative notation, but it uses indices instead of labels such as $x$, $y$, etc.

They do two things: