Ben Diedrich

bld-ga. Common Lisp Geometric Algebra Library

Textured-Earth. 3D model of the Earth with exaggerated geographic features

bld-ode. Common Lisp numerical ordinary differential equation solvers

SolarSailNavigator. Plugin for Kerbal Space Program to navigate a solar sail

PersistentThrust. Kerbal Space Program plugin that implements low thrust propulsion during timewarp with systems like solar sails and ion engines.

bld-maxima. Common Lisp interface to Maxima. Runs Maxima in batch mode, sending Maxima or lisp expressions to be evaluated, or spawns Maxima as a client and communicates with it over a socket.

cl-spice. Common Lisp interface to JPL's SPICE toolkit

Mt-Everest-from-SRTM-Data. Shell

bld-gen. Generic function based arithmetic, based on example of Fatemen. Includes symbolic arithmetic using Maxima as a back-end.

embeddable-maxima. Fork of Maxima CAS to make it more embeddable

bld-linalg. linear algebra in Lisp

Parametric-Threaded-Ogive-Rocket-Nose-Cone. Fully parametric ogive nose cone with a screw-on base.

bld-threebodysail. Calculate artificial lagrange orbits

SolarSailApp. Web application to simulate a solar sail flying in the solar system

bld-e3. Euclidean 3D geometric algebra

cl-epic. Common Lisp utility to generate animated GIFs from the daily imagery of the Deep Space Climate Observatory (DSCOVR) Enhanced Polychromatic Imaging Camera (EPIC)

bld-utils. General lisp utilities

bld-sym. Generic scalar arithmetic functions for symbolic evaluation

bld-e2. Euclidean 2D geometric algebra

bld-gagen. Generates efficient geometric algebra functions on a specific algebra

bld-dyn. Common Lisp dynamics library using geometric algebra

Cho-Oyu-and-Ngozumpa-Glacier.

bld-orbit. Common Lisp orbital mechanics library

bld-maxima-pkg. System that loads Maxima into Common Lisp, and provides simplification of Lisp math expressions

Mendel90. A RepRap Mendel variant using sheets for the frame instead of rods