1)   Kalkulator 2.41
Advanced Sci/Eng calculator. Expression evaluation, 18 digits precision, variables, >100 functions, graphs, unit conversion, interpolation, polynomial regression, linear algebra, systems of linear, nonlinear and differential equations, optimization.
Calculator, Math, Science, Engineering, Numerical Methods, Statistics, Differential Equations, Linear Algebra, Nonlinear Equations, Interpolation,

 2)   ODEcalc 5.09
ODEcalc for Windows: An Ordinary Differential Equation (ODE) Calculator! State your equation and boundary or initial value conditions and it solves your problem. Plots solution y and derivative ydot versus x. A Fortran Calculus demo application.
ODE calculator, ODE, Calculator, Differential Equations, Science, Engineering, Teaching, Ordinary Differential Equations, Ordinary Differential Equation Calculator, Differential Equation Calculator,

 3)   20sim Viewer 3.5.04
An advanced modeling and simulation program for dynamic systems from the same lab as Tutsim. Easy-to-use and powerfull package for mechatronics, robotics, control engineering, mechanics, hydraulics, etc. From the same lab as Tutsim.
20sim, tutsim, bondgraaf, bond graph, bondgraph, modeling, simulation, mechatronics, robotics, animation,

 4)   Infinity 1.3.1
These days, there are many things that require mathematical modeling: from exchange rates prediction to engineering and financial planning. Infinity is the unique math application that brings actual mathematical modeling results! Download FREE trial!
Math, ordinary, non-linear, differential, equations, systems, differential equations,