barbault cyclic index

André Barbault's cyclic index: what he actually wrote about 2020 and 2026

Barbault's 2011 essay named a pandemic at the 2020-2021 cyclical low. His 2014 book framed the 2026 Saturn-Neptune conjunction as a reflowering. Here is the arithmetic behind both claims, what it is and is not showing, and how the decade is likely to test it.