Ellipses

A Lambert-orbital boundary value problem can be stated as"Find the orbit/trajectory of a spacecraft that flies from position [r1] to [r2], taking a time [tf] and making [m] complete orbits before arriving at [r2]. "The solution to each Lambert-problem is NOT unique; one can travel to [r2] via the... Platforms: Matlab

PHP5 class for exporting PDF documents based on FPDF and other related scripts.cPdfWriter is a free PHP PDF project. This is LGPL software. A lot of things were adjusted and many more options were included/adapted.Functions of the project cPdfWriter:- Transparencies (help from Martin Hall-May),-... Platforms: PHP

Improve your web typography with: * Hyphenation d-deOCL over 40 languages supported * Space control, including: o widow protection o gluing values to units o forced internal wrapping of long URLs & email addresses * Intelligent character replacement, including smart handling of: o quote marks o... Platforms: PHP

Displays a list (typically, in your sidebar) of your visitors' recent comments. By default, shows the latest comment from each of the last five commented-on posts.You control: * how many recent comments to display * how many characters of the post title to display * how to style each comment in... Platforms: PHP

Vampyre Imaging Library is cross-platform native Object Pascal (Delphi and Free Pascal) image loading, saving, and manipulation library. Imaging library features: * Native Object Pascal open source crossplatform library with no dependencies on any dynamically linked libraries or other platform... Platforms: Mac

The Kepler System model simulates Kepler's final theory of planetary motion. In this theory the planets orbit in ellipses with Sun at one focus (Kepler's First law). These elliptical orbits are not necessarily all in the same plane. A line from Sun to the planet sweeps out equal areas in equal... Platforms: Mac

A collection of snippets I use to do a little math. Nothing fancy. The mission Fill a basket for all the math I use to do journalism and prevent myself from having to install numpy on my production server by boiling things down as much as possible. Contains functions that calculate: * Adjusted... Platforms: *nix

A KDE utility similar to Jing or Skitch not yet as powerful as them ;) Nice, but what is it? It's an app that sit in the systray, left clicking the icon you can capture a screen region to draw arrows, boxes and text on it, than you can save the result (the screenshots shown here are made with... Platforms: *nix

Skencil is a Free Software interactive vector drawing appliction. Known to run on GNU/Linux and other UNIX-compatible systems, it is a flexible and powerful tool for illustrations, diagrams and other purposes. A somewhat unique (for a drawing program) feature of Skencil is that it is implemented... Platforms: *nix

Best Free Icon Editor allows you to edit icons for Windows 8, 7, Vista, XP, 2003, 2000, ME, 98, 95, NT, iOS, Linux, Android, web and other. This free icon editor supports ICO, PNG, XPM, XBM and ICPR icon formats. Using this program you can create and edit icons in either standard or custom sizes,... Platforms: Windows, Windows 7, Windows Server

VeryUtils Image Converter Command Line is a professional converter for graphic files, photos, drafts, finance documents and other images of any type. VeryUtils Image Converter Command Line grants fully-featured image conversion to users seeking a graphics kernel to include in their web-server... Platforms: Windows, Windows 8, Windows 7, Windows Server