graphing Calculators and Converters

DreamCalc Professional is a virtual Scientific, Graphing and Financial Calculator. Get the intuitive feel of using a real hand-held calculator on your PC or laptop! Select from Reverse Polish Notation or two styles of algebraic input, and with the optional ability to run in your Windows system tray--DreamCalc will always be there whenever you need to reach for a calculator.

Tags: calculator, finance, NPV, YTM, MIRR, IRR, ROI, TVM, bonds, amortization

Always at hand, UltimaCalc is compact and can stay always on top, transparent when not active. Simplify algebra expressions, integrate, differentiate, factorise polynomials. Evaluate algebraic expressions, define your own functions and constants. 200,000,000 prime numbers. Least Squares (5 methods); Standard Deviation; Plot functions; Solve Triangles; Simultaneous Linear/Nonlinear Equations; Polynomial Roots; table of constants; much more.

Tags: algebra, solve triangles, simultaneous linear equations, linear regression, polynomial regression, polynomial roots, multivariate regression, nonlinear, roots of polynomials, plot functions

Math Mechanixs is an easy to use scientific math software program and editor for solving mathematical problems and taking notes, with an extendable function library containing over 200 predefined functions plus an integrated function solver, a 2D and 3D graphing utility supporting zooming, rotation, translation, a calculus utility with single, double, and triple integration and differentiation, and a root finding utility for polynomials.

Tags: math, graphing software, science, physics, engineering, calculus, integration, differentiation, business, calculator