The Ishango markings are examined as structured number groups

A paper dated 17 September 2011 proposes a culturally plausible reconstruction of the tablet's numerical sequence.

The analysis builds on Babylonian sexagesimal arithmetic rather than assuming modern angle measurement.

The proposed generation method accounts for gaps and suggests how the table might have continued.

The paper illustrates why understanding scribal practices matters when interpreting ancient numerical artifacts.

Published on 4 April 2012, the paper interprets patterned notches on the Central African artifact as a calculating tool.

It challenges assumptions that formal numerical reasoning began only in literate Eurasian civilizations.

The paper presents a hypothesis, not certainty, reminding users that archaeological objects can sustain multiple mathematical readings.

A 21 December 2012 article uses the end of a Long Count cycle to explain Maya calendrical mathematics.

The 260-day ritual count and other interlocking cycles demonstrate modular thinking and systematic enumeration.

Dots, bars and a shell-shaped zero made it possible to represent large numbers compactly.