Cartesian

Java library offering theory of sets/set theory functionality (complement, intersection, symetric difference, union, cartesian product and powerset). There's also an ant task/ant tasks included that provides the library's functionality Platforms: Windows, Mac, Linux

C-Library & Matlab Toolbox implement a numerical solution of Poisson equationdiv(e*grad(u))=ffor Cartesian 1D, Cartesian 2D and axis-symmetrical cylindrical coordinates with respect to steeply varying dielectrical permittivity e.Library uses regular rectangular grid with mixed boundary... Platforms: Matlab

This is an instructional GUI to be used for learning how Euler angles, DCMs, quaternions, and Euler vector parameters relate in the rotation of cartesian frames (A to B). Can also be used to convert between all 4 values, however see below for a function that accomplishes this.Features:- All 12... Platforms: Matlab

Phi = keplerSTM(x0,dt,mu) will return the state transition matrix Phi for a set of objects described by initial positions and velocities (x0) with gravitational parameters mu, propogated along Keplerian orbits for time dt. The positions and velocities at time dt is then given by Phi*x0. x0 must... Platforms: Matlab

The program is an ordinary m-filethe matrix g(*,*) can be used to punch in the metric values in terms of symbolic variables x1,x2,x3,x4(co-ordinate axes)The program first computes the Affine connection(Christoffel symbols) stored in Gamma matricesThese are then used to construct and solvegeodesic... Platforms: Matlab

Generally, in finite element models degree-of-freedom of all nodes be equals. But, a Heterosis finite element model has each of the corners are assumed to possess three degree-of-freedom (one displacement two rotation w,Qxx,Qyy) and centroidal node has two degree-of-freedom (two rotation... Platforms: Matlab

Conversion routines to take a surface (a function z of (x,y) or (theta,r)) and convert this into a solid; much as meshz does, but a little more useful for outputting as an STL for frabrication in a 3D printer. There are two cases, one in Cartesian co-ordinates, and the other in polar... Platforms: Matlab

Plots the contours of a function defined on an unstructured triangular grid directly, without the need to interpolate back onto a Cartesian array.I have attempted to replicate much of the functionality of the regular "contour" function.Type "help tricontour"Type "contourdemo" for some examplesYou... Platforms: Matlab

Easy-to-use 3D grapher that plots high quality graphs for 2D and 3D functions and coordinates tables. Graphing equations is as easy as typing them down. Graphs are beautifully rendered with gradual colors and lighting and reflection effects. Both cartesian and polar coordinates are supported as... Platforms: *nix, Java, Linux Console, Linux Open Source, Linux Gnome

GraphSight Junior is an easy to use freeware handy 2D math-graphing program. It was originally designed to help students and teachers satisfy their day-after-day math plotting needs. It makes it easy to plot and explore common Y(X) = F(X) Cartesian graphs, set text labels on the coordinate plane,... Platforms: Windows

Displays graphs of algebraic functions in a variety of forms. These include polar and cartesian co-ordinates, parametric and intrinsic functions. A wide range of functions are built-in, from simple trig and hyperbolic functions to things such as the ceil and gamma functions. On-screen HTML help... Platforms: Windows

Equation grapher is an easy-to-use software for 2D function graphing. 2D function graphs can be plotted in Cartesian and polar coordinate systems .Equation grapher is an easy-to-use software for 2D function graphing. 2D function graphs can be plotted in Cartesian and polar coordinate systems... Platforms: Windows

EasyCFD is a software application for the numerical simulation in 2D of fluid dynamics, on a cartesian coordinate system.Via EasyCFD you can do simulations nusing all types of fluids: rolling or turbulent fluids, isothermic or non-isothermic fluids, and also analyze stable states and transitory... Platforms: Windows

libmousetrap is a C library to create and manipulate mousetrap buffers in system memory. Mousetrap buffers are compressed two dimensional cartesian grids with integer precision. A mousetrap buffer retains an integer identifier for every point in the grid, so that later the identifier can be... Platforms: *nix

Engauge Digitizer project is digitizing software that converts an image showing a graph or map into numbers. The image file can come from a scanner, digital camera, or screenshot. The numbers can be read on the screen, and written or copied to a spreadsheet. Highlights for beginners include an... Platforms: *nix

Formulas Rendering Plug-In for the Gimp 2 is a simple plugin that allows you to change the values of each color channel of each pixel of a layer by using mathematical expressions. It is able to handle RGB* and Gray* images. Available operators are: +, -, *, /, ^, and %. There are many functions... Platforms: *nix

Open RObot COntrol Software (Orocos) framework applies software patterns in C++ to achieve real-time execution of software components and provides an infrastructure to quickly integrate them in a real-time operating system such as RTAI or RTLinux, although it can be tested on normal Linux... Platforms: *nix

Students find and plot solutions to parabolas, hyperbolas, and absolute value functions using an on-screen Cartesian plane and five moveable points. Platforms: Mac

Chase is an educational math game where students are shown a Cartesian plane across which a small dot moves. Students try to "capture" the dot by typing in its current or anticipated coordinates. Platforms: Mac

CoordinatesX is an application that transforms geodetic and Cartesian coordinates. It will make the conversions from Geodetic latitude, longitude and heights to planet centered Cartesian coordinates and vice versa. Works for various planetary ellipsoids, including user defined... Platforms: Mac