Categorical methods, differential calculus, differentiation theory, foundational isomorphism, Mathematics Subject Classifications (1991): Primary: 58C20, Secondary 46M15, 46G05
dx.doi.org/10.1007/BF00872985
Applied Categorical Structures
School of Mathematics and Statistics

Nel, L. (1993). Differential calculus founded on an isomorphism. Applied Categorical Structures, 1(1), 51–57. doi:10.1007/BF00872985