pinball1970's latest activity

Some mathematics were in that category but became useful in physics. Hilbert spaces, Riemann geometry, Noether's work on symmetry. TREE...

Tongue in cheek. ;) I agree with you, it is a physics site, although I like appreciation of my photography efforts! A little bit of...

I really want to put that lightbulb under your post, but if I really don't understand what's going on I would be lying. So I'll give it...

Some mathematics is useful outside of mathematics, Engineering, Economics, physics for eg some has no practical use besides making...

It is bigger than TREE (3)!

There is a simpler sequence but along the same lines as the above. The rules seem a little specific and weird but they are easier to...

Here is the comparison of TREE (3) and Grahams number with some more info on Knuth notation, the enthusiasm of this guy is infectious.

The concept or Grahams number the question is, how many dimensions do I need before I have to make a square of one colour in a plane...

Please don't take that away from me!

Just to add, a big number is not particularly interesting, it is how these things are noted, can grow and are used in proofs.

and Grahams number.

Numberphile on TREE3

which is effectively zero compared to TREE3

https://en.wikipedia.org/wiki/Take_On_Me (1984) https://en.wikipedia.org/wiki/A-ha a-ha - Take On Me (Official Video) [4K] (2.3B views)...