1)   LAB Fit Curve Fitting Software 7.2.30
Curve fitting (fit), nonlinear regression, treatment of data, basic statistics, error propagation, 2D and 3D graphs, confidence band, uncertainty, error bars, extrapolation, chi-square, correlation coefficient tests, covariance matrix, math tools.
Curve fitting, multiple regression, error propagation, non-linear, multivariate, 2D 3D graph, math tools, graph and plot digitizer (digitizing), ODE.,

 2)   ODEcalc 5.11.5
ODEcalc (tm): An Ordinary Differential Equation (ODE) Calculator! Nonlinear ODEs. State your equation, boundary/initial value conditions & it solves your problem. Plots solution y & derivative ydot versus x. Calculus Programming demo application.
ODE calculator, ODE, Calculator, Differential Equations, Science, Engineering, Teaching, Ordinary Differential Equations, Calculus Programming,

 3)   Fortran Calculus Compiler 1.01
Simplifies coding to a mathematical model, constraints, and the objective function. Solves Boundary & Initial Value Problems, PDEs, ODEs, implicit, non-linear, any order, etc. math problems. Compiler based on "Automatic Differentiation".
PDEs, PDE, ODE, ODE equations, Ordinary Differential Equations, implicit differential equations, solving Differential Equations, second order Differential Equations, Differential Equation solver, Differential Equation solution,