r/puremathematics•3 mo. agoProofsbyAdyanΞ Notation: A Compact Operator for Iterated Hyperoperations [PDF]mega.nz/file/XHAGhQJb#Sx_mMqfjnRRS7IQ-9TsRTpf...mega.nzPosted Jul 6, 2026, 1:14 PM UTC10ShareSave