1 Subjects: “...differential equations...”

2 Subjects: “...differential equations...”

3 Subjects: “...teaching differential equations...”

4 Subjects: “...partial differential equations...”

5 Subjects: “...fractional differential equations...”

6 Subjects: “...differential equation with infinite delay...”

7 Subjects: “...ordinary differential equation...”

8

9 Table of Contents: “... fitting -- Growth-rate relationships -- Clemson model of activated sludge -- Partial differential...”

10

11 Table of Contents: “... -- References -- Appendix A-Governing Differential Equations -- Material and Enthalpy Balances -- Gas Phase...”