Symmetry

Equiv is a program for the symmetry analysis of reflections, from single crystal diffraction data collection. Platforms: Windows

Spglib is a C-library written for finding crystal symmetry. Symmetry operation, space group, etc, can be obtained using this symmetry finder. It is easy to include this library to your code. For more information, See, http://spglib.sourceforge.net/ Platforms: Mac

Symmetric is a lightweight and easy to use application that allows you to draw symmetric figures. The software provides you with various options for symmetric drawings including: vertical symmetry, horizontal symmetry or quadrilateral symmetry. Platforms: Windows

Offers a simple way of creating paths with a rotational symmetry. With just a few clicks you can create a wide range of shapes. The application can export the vector paths which can be used for graphics work after registration. The animation mode lets you have a bit of fun as well. Platforms: Mac

Chewdoku chewdoku sudoku Sudoku solve make generate compile hardest easy difficulty simple advanced very numbers download free game puzzle methods challenge solutions symmetry unique answers save print blank grid possibles calculate squares rows columns blocks lines most Super X gives hints xwing... Platforms: Windows, MS-DOS, Netware, Other

Drawcolorful snowflakes and stars with perfect symmetry from 4 to 90 sides with a few mouse clicks. Anyone can be an artist and produce stunning images that are almost as awe-inspiring as the ice crystals in winter! As you click line after line into your drawing, watch as your design is reflected... Platforms: Windows

Fits and scores vertices from models onto reference vertices to find its polyhedral identity and symmetry quantitatively. Java based with GUI Platforms: Windows, Mac, Linux

The program shows how to plot figure 14.4 page 248 presented in T. L. Hill, An Introduction to Statistical Thermodynamics, Dover, New York, 1986. The Bragg-Williams approximation gives pressure-volume isotherms similar to those obtained using the van der Waals equation and it predicts first-order... Platforms: Matlab

You can test it by running "example.m"which will generate the symmetry operators of bucky ball and then provide you the irreducible representation and character table.The main code is "get_irr" in which "get_RR_table" and "classify_R" are called.Just as the name,(1)get_irr: it will give you the... Platforms: Matlab

Basic implementation of the Phase Spectrum Compensation (PSC) [1] method for single channel speech enhancement is included, along with a demo that illustrates its usage.References:[1] A.P. Stark, K.K. Wojcicki, J.G. Lyons and K.K. Paliwal, "Noise driven short time phase spectrum compensation... Platforms: Matlab

A mass constrained to move on a rotating hoop is an excellent mechanical model of first- and second-order phase transitions. Although the minimum of the potential energy curve corresponds to the bottom of the hoop at low rotation frequency, a spontaneous symmetry breaking (cusp catastrophe)... Platforms: Mac

The PSI3 suite of quantum chemical programs is designed for efficient, high-accuracy calculations of properties of small to medium-sized molecules. The package's current capabilities include a variety of Hartree-Fock, coupled cluster, complete-active-space self-consistent-field, and... Platforms: Mac

ScattPy is an open source Python package for light scattering simulations. Its goal is to provide an easy-to-use and flexible modern framework for the numerical solving of the diffraction problems with various kinds of particles. With the current version of ScattPy [1] it is possible to... Platforms: *nix

GAMGI can determine any point group of symmetry, can build crystals for any space group of symmetry, can build Random Close Packing structures, Voronoi and coordination polyhedra for arbitrary structures. GAMGI comes with comprehensive atomic data, including ionic radius and isotopic data. GAMGI... Platforms: *nix

Vector graphics editor for designing greeting card logos using various closed shapes based on conic sections and spirographs. Written in Java and rendered using Bezier curves. The editor supports multiple configurable objects superimposed on each other, usually with a radial symmetry, to... Platforms: Windows, Windows 8, Windows 7, Windows Server

SYNOPSIS use Array::Compare; my $comp1 = Array::Compare->new; $comp->Sep(|); $comp->Skip({3 => 1, 4 => 1}); $comp->WhiteSpace(0); $comp->Case(1); my $comp2 = Array::Compare->new(Sep => |, WhiteSpace => 0, Case => 1, Skip => {3 => 1, 4 => 1}); my @arr1 = 0 .. 10; my @arr2 = 0 ..... Platforms: *nix

State Threads project is a small library for designing scalable Internet applications. The State Threads is a small application library which provides a foundation for writing fast and highly scalable Internet applications (such as Web servers, proxy servers, mail transfer agents, etc.) on... Platforms: *nix

Logical Desktop is a desktop environment. A "desktop environment" is a program that allows you to do many different things with your computer, but in a consistent way. Desktop environments can be seen as a "dogma" of how things should be done, and how they should look and feel. Examples of... Platforms: *nix

IGS Twisted is an artistic visualization of symmetry. This screen saver whirls, twists, inverts, mutates, trails and dances. This artwork is designed to mesmerize. Having spent many hours watching it myself, there is nothing more descriptive than genetic. The root of this software is based on... Platforms: Mac

Blender is the free open source 3D content creation suite, available for all major operating systems under the GNU General Public License. Blender offers a complete range of tools to thoroughly develop 3D animations and design. Its revolutionary, non-overlapping and non-blocking UI delivers... Platforms: Windows