Ibrahim , J. (2026) “MATHEMATICAL KNOWLEDGE IN NIGERIAN INDIGENOUS BUILDING AND TRADE PRACTICES: EVIDENCE FROM SIX GEOPOLITICAL ZONES”, Impact International Journals and Publications, 2(3), pp. 887–900. Available at: https://impactinternationaljournals.com/index.php/ojs/article/view/653 (Accessed: 9 November 2026).