Descent-oct is equal to \(\{8,7,6,5,4,3,2\}\) in BEAF.[1] The term was coined by ARsygo.
Approximations[]
| Notation | Approximation |
|---|---|
| Bird's array notation | \(\{8,7,6,5,4,3,2\}\) (exact) |
| DeepLineMadom's Array Notation | \(8[1,6,4,3,2]7\) |
| Hyper-E notation | \(\text{E}[8]8\#\#\#\#\#8\#\#\#\#8\#\#\#\#8\#\#\#8\#\#\#8\#\#\#8\#\#8\#\#8\#\#8\#\#8\#8\#8\#8\#8\#7\) |
| X-Sequence Hyper-Exponential Notation | \(8\{X^4 +2X^3 +3X^2 +4X+6\}7\) (exact) |
| Fast-growing hierarchy | \(f_{\omega^4 +\omega^3 2+\omega^2 3+\omega4+6}(7)\) |
| Hardy hierarchy | \(H_{\omega^{\omega^4 +\omega^3 2+\omega^2 3+\omega4+6}}(7)\) |
| Slow-growing hierarchy | \(g_{\varphi(1,2,3,4,5,0)}(7)\) |
Sources[]
- ↑ AR Googol - Numbers from BEAF. Retrieved 2024-02-20.