Polynomial Equations

Math::Polynomial::Solve is a Perl module to find the roots of polynomial equations. SYNOPSIS use Math::Complex; # The roots may be complex numbers. use Math::Polynomial::Solve qw(poly_roots); my @x = poly_roots(@coefficients); or use Math::Complex; # The roots may be complex numbers....

This RPN calculator offers a choice of more than 200 solutions with five unique keypads. It has a complete help system with individual tips for all but the most ordinary functions and a Tip of the Day feature for new users. You can choose between fixed, scientific and engineering notation and...

This Programmable RPN calculator has 6 unique keypads (see below) and 15 discrete calculators for the more complex functions. It has a complete help system with individual tips for all but the most ordinary functions and a Tip of the Day feature for new users. Select fixed, scientific or...


Platforms: Windows

eCalc is an easy to use scientific calculator with many advanced features including unit conversion, complex number math, equation solving, and even support for both algebraic and RPN operating modes. The calculator has an attractive user interface with large buttons, an easy to read multiline...


Platforms: Windows

This script allows you to run a linear equations solver using eval and built-in complex numbers.One could add one more line to insert '*' where needed, i.e. "100x" -> "100*x", add some input validation, in particular check whether the equation is actually linear and not quadratic or cubic, and...


Platforms: Windows, Mac, *nix, Python, BSD Solaris

Lagrange is a function that calculate equations of motion (Lagrange's equations) d/dt(dL/d(dq))- dL/dq=0. It Uses the Lagrangian that is a function that summarizes thedynamics of the system. Symbolic Math Toolbox is required.


Platforms: Matlab

Graphical user interface (GUI) is used to solve up to two ordinary differential equations (ODEs). Results can be plotted easily. Choose between MATLAB's ode45 (non-stiff solver) or ode15s (stiffer solver).This is primarily a teaching tool.


Platforms: Matlab

These functions show some advances about MPF (Matrix Polynomial Fraction) using for represent multivariable models and design multivariable control system.


Platforms: Matlab

]In this application is descriptioned homogen-differential equations generally solutions with matlab symbolic tool's.Generally homogen-differential equation's form is (where R=[d/dx] ) sum {i=1:n} [C_(i)*R^{i}].y=0Here, firstly sub function-[regsolution.m] solving differential equation's...


Platforms: Matlab

Simple program that makes it faster and easier to solve simultaneous equations using the solve command.


Platforms: Matlab

POLYCOMP Polynomial compositionR = POLYCOMP(P,Q) returns the composition of Q(P(x)) given polynomials P and Q with coefficients in descending order. If Q is a scalar, with value N, it assumes shorthand notation for Q(x)=x^N. Output is a polynomial with coefficients in descending order. Example:%...


Platforms: Matlab

this is a simple GUI program to plot a beautiful graphs from mathematical equations


Platforms: Matlab

Unique interactive multimedia Chemistry teaching software that tests students as they learn. Topics covered include: elements, atoms and molecules, word equations, chemical symbols, Periodic Table and chemical formulas. Plus interactive simulations to teach the balancing of chemical equations and...


Platforms: Windows

Solves boundary-value or initial-value problems involving nonlinear or linear ordinary differential equations of any order, or systems of such. The conditions may also be linear or nonlinear. The solution will be a finite power or trigonometric series. You have one-click control of the graph with...


Platforms: Windows

Numerically solves systems of simultaneous nonlinear equations. It can fully explore defined intervals to search for multiple solutions or quickly find solutions starting with random seeds. You may predefine constants and specify the error bound for the results. Handles a wide variety of...


Platforms: Windows

X2 - Equations calculates the real roots of rational second grade equations, showing the results with fractions (Yeah!) It also gives geometric info related to the parabola.


Platforms: Windows

IO Software Equations is the advanced equations editor which combines the power of features with use simplicity. Supporting over 700 symbols with more than a thousand possible combinations, an equation library, real time visual and LaTex editing, using its own scientific fonts, a fully...


Platforms: Windows

A given polynomial p(x) is transformed into a rational function r(x). The poles and residues of the derived rational function are found to be equivalent to the roots and multiplicities of the original polynomial. p(x) = Given polynomial = PROD[k=1:K]{(x - z_k)^m_k} d(x) = (d/dx)p(x) g(x) =...


Platforms: Matlab

Often, measured data is comprised of N sampled values of z, evaluated at N locations (x,y). With this function, you can calculate the coefficients of the best-fit x,y polynomial using a linear least squares approximation.You can use this function if you have a set of N data triplets x,y,z, and...


Platforms: Matlab

GloptiPoly is a MATLAB/SeDuMi add-on to build and solve convex linear matrix inequality (LMI) relaxations of the (generally non-convex) global optimization problem of minimizing a multivariablepolynomial function subject to polynomial inequality, equality or integer constraints.The software...


Platforms: Matlab