Ifeanyi, Achuenu, Lekmang C. Isah, Hyeladi Dibal, and Geoffrey Mica Kumleng. 2026. “Application of Partial Differential Equation (PDE) and Integral Calculus to Rock Forming Minerals”. Sigma&Mu: Journal of Mathematics Education, Mathematics, Statistics and Data Science 4 (1):11-23. https://doi.org/10.56566/sigmamu.v4i1.428.