The particular problem - a heap (hau) and its seventh makes 19 - is solved as we should now solve a simple equation; but Ahmes varies his methods in other similar problems. This discovery carries the invention of algebra back to about 1700 B.C., if not earlier.
The storming of their favourite positions - stockades strengthened with rifle-pits - was often costly; and a strange anti-Christian fanaticism, the Hau-Hau cult, encouraged them to face the white men's bullets and bayonets.
The Maori rebellion, fomented by French Catholics, was an outbreak against everything foreign, and the strange religion Hau-hauism, a blend of Old Testament history, Roman Catholic dogmas, pagan rites and ventriloquism, found many adherents.
The most important are Quelpart and the Nan Hau group. The latter, 36 m.