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Quadragol is equal to $$\{10,10,10,10,100,7\}$$ in BEAF.[1] The term was coined by Chris Bird.

## Contents

### Etymology

The name of the number is based on Latin prefix "quadri-" and the number "gagol".

### Approximations

Notation Approximation
Bird's array notation $$\{10,10,10,10,100,7\}$$ (exact)
Hyper-E notation $$\textrm{E}100\#\#\#\#\#8$$
Fast-growing hierarchy $$f_{(\omega^3) 7}(100)$$
Hardy hierarchy $$H_{\omega^{(\omega^3) 7}}(100)$$
Slow-growing hierarchy $$g_{\varphi(6,99,99,99,0)}(100)$$

### Sources

1. Bowers, JonathanInfinity Scrapers. Retrieved January 2013.

### See also

Jonathan Bowers' googol series

Googol series: googol(plex/duplex/triplex/quadraplex/quinplex) · giggol(plex/duplex) · gaggol(plex/duplex) · geegol(plex) · gigol(plex) · goggol(plex) · gagol(plex)
Boogol series: boogol(plex/duplex/triplex) · biggol(plex/duplex) · baggol(plex) · beegol(plex) · bigol · boggol · bagol
Troogol series: troogol(plex/duplex) · triggol(plex/duplex) · traggol(plex/duplex) · treegol · trigol · troggol · tragol
Quadroogol series: quadroogol(plex/duplex) · quadriggol(plex) · quadraggol · quadreegol · quadrigol · quadroggol · quadragol
Quintoogol series: quintoogol(plex) · quintiggol · quintaggol · quinteegol · quintigol · quintoggol · quintagol · (sextoogol · septoogol · octoogol)
Goobol series: goobol(plex) · gibbol · gabbol · geebol · gibol · gobbol · gabol
Boobol series: boobol · bibbol · babbol · beebol · bibol · bobbol · babol
Troobol series: troobol · tribbol · trabbol
Quadroobol series: quadroobol · quadribbol · quadrabbol · (quintoobol)
Gootrol series: gootrol · gitrol · gatrol · geetrol · gietrol · gotrol · gaitrol
Bootrol series: bootrol · trootrol · quadrootrol · (gooquadrol · booquadrol · quadreequadrol · gooquintol)
Gossol series: gossol(plex) · gissol · gassol · geesol(plex) · gussol
Mossol series: mossol(plex) · missol · massol · meesol · mussol
Bossol series: bossol · bissol · bassol · beesol · bussol
Trossol series: trossol · trissol · trassol · treesol · trussol · (quadrossol · quintossol)
Dubol series: dubol · dutrol · duquadrol · dossol(plex)
Unofficial: bigolplex · boggolplex · bagolplex · treegolplex · troggolplex · tragolplex · treebol · tribol · trobbol · trabol · quadreebol · quadribol · quadrobbol · quadrabol · trooquadrol · quadrooquadrol · gissolplex · gassolplex · gussolplex

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