UltimaCalc Professional 3.1.805 Feature packed math package. Symbolic algebra; integrate and see explanation, differentiate, factorise polynomials. Solve linear and non-linear equations. Optimise an expression. Five kinds of regression / least squares fit. Plot functions.
UltimaCalc 3.0.645 Manipulate algebra. Integrals found & explained. Define own functions and constants. Find Standard Deviation etc. Plot functions. Solve Triangles. Least Squares fits, inc. nonlinear, Simultaneous Linear/Nonlinear Equations. Polynomial Roots. More.
Graph 4.3, Your All-time Function Graph Helper Graph mathematical application is something of the Unique Simple Thing kind. Unique Simple Thing is a thing, which you load and start to work, and all is simple. And when you need more advanced functionality, it IS just where it SHOULD be, and can be used in the same, simplest possible, manner. And when you need more options, you have