In the 'syncopated' stage of mathematical notation, quantities and common algebraic operations began to be represented by symbolic abbreviations.
Notes on verification
Well-established historical framework for the evolution of algebraic notation, corroborated by multiple independent academic sources including a peer-reviewed journal article and standard references (Cajori, Boyer). Consistent description across sources of the syncopated stage as using shorthand/abbreviations for quantities and operations. [tier=gold indep_score=0.867 clusters=3 claim_tier=notable]
Sources
- Timeline of mathematics (wikipedia)
- https://onlinelibrary.wiley.com/doi/abs/10.1111/j.1949-8594.2000.tb17262.x (corroboration)
- https://www.cut-the-knot.org/language/symb.shtml (corroboration)
- https://www.math10.com/en/maths-history/history2/mathematics-diophantus-leonardo1.html (corroboration)