The vigesimal numerals, the money words, arithmetic, and the games of number.
A structural and linguistic analysis of the Yorùbá vigesimal numeral architecture, examining basic roots, anchor numbers, cyclic operations, and theoretical debates.
An analytical examination of the subtractive morpheme dín and its derivational role in the Yorùbá vigesimal numeral system from 15 to 199.
A comprehensive structural, historical, and morphological analysis of higher Yorùbá numerals from two hundred to infinity, documenting the mechanics of multiplication, subtraction, and monetary aggregation.
A comprehensive grammatical and morphosyntactic study of the Yorùbá numeral system, analyzing the distinction between abstract counting and nominal qualifying forms, the derivation of ordinals, distributives, collectives, and fractions, and their historical documentation.
An examination of the Yorùbá cowrie counting system, tracing how physical units of shell money gave rise to numeral and valuation terminology, colonial coin adaptations, and modern currency lexicons.
An examination of Yorùbá arithmetic terminology, finger reckoning, marketplace mental computation, and ethnomathematical debates surrounding vigesimal logic.
An investigation into how the Yorùbá numeral system quantifies load weight, agricultural land, market cycles, calendar spans, and modern temporal reckoning.
An examination of the mathematical and linguistic structure of Ifá numeration, tracing the vigesimal morphology of mẹ́rìndínlógún, the derivation of the 256 Odù matrix, casting arithmetic, sixteen-cowrie divination, and computational interpretations.
An analytical study of how numerical terms operate as structural, hyperbolic, and symbolic devices within Yoruba proverbs and praise poetry.
A comprehensive reference guide to Yoruba counting rhymes, number songs, clapping and jumping counting games, and the linguistic structures of spoken numeracy.
A comprehensive scholarly study of the mathematical, strategic, and tactical lexicon of ayò ọlọ́pọ́n, the counting registers of master players, computational and combinatorial complexity proofs, and transatlantic diaspora continuities.
An analytical corpus file on traditional Yoruba numerical games beyond ayò, detailing the target seed game arín, hidden counter guessing games, pebble dexterity drills, counting-out verses, and arithmetical riddles.
A historiographical survey and linguistic evaluation of how the Yorùbá vigesimal and subtractive numeral system was recorded, analyzed, and theorized from nineteenth-century missionary vocabularies to generative grammar and contemporary ethnomathematics.
An investigation of decimal reform initiatives, mother-tongue mathematics pedagogy, and contemporary sociolinguistic patterns in Yorùbá numeral usage.