Karenleigh A. Overmann

The Inka Khipu and Yupana : A Reply to Zen Vasconcellos and Rojas Gamarra (2026)

ABSTRACT A new analysis by Zen Vasconcellos and Rojas Gamarra offers a novel interpretation of the Inka devices used for calculating ( yupana ) and recording ( khipu ) numbers. They claim the Inka devices represented numbers neither positionally , with place value, as most resear...