 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.
 EMTask Algebra Equations 2.0 — 37988 algebraic equations with solutions and test authoring options. Enables creation of math tests, homeworks, quizzes and exams of varied complexity in a minute. Generates three variant tests around a constructed example. Includes basic and advanced alg
