I just discovered this.( I conjecture that all math is built on unity, the number one.

*And,* just as important, a bidirectional spectrum that makes number meaningful

*,* then the zero for positional notation, etc. From there, just make the operators

*denser* in their meaning...)

Tetration - Wikipedia, the free encyclopedia
Hyperoperation - Wikipedia, the free encyclopedia
And Pentation is just plain crazy.

Pentation - Wikipedia, the free encyclopedia