tomadi

Numberphile shows how to sign up to a trillion in one video. (Sign , not count --- you don't have time to count that high!)

Orphanages and prisons have along history of abuse, regardless of the private sexual behavior of the staff.

That is begging the question. What does "numeric" mean?

Kahn Academy is great for people with no access to educational materials -- that's why it was created. But it isn't material developed by professional or expert educators.

Why would you want to teach "every well behaved function has a family of linear functions associated with it" before you teach how to work with linear functions?

But the product isn't a vector of the same shape as the inputs, so it isn't a vector multiplication. It is tensor multiplication.

You just described exactly how the Amazon.com homepage works. I think they even published a paper about it.