Online LaTeX editor for collaborative editing, great for Maths or Sciences. Many resources on the site too, including templates, help-guides, and links.
This document tries to show some possible solutions for creating screen based presentations. Most of the listed solutions are LaTeX-based because I personally prefer LaTeX - and derived tools - over other documentation systems.
Nitro PDF's PrimoPDF is a free tool that converts all kinds of files into PDFs that you can open, edit, and manage with your usual PDF application (Nitro has a free reader, too, if you don't already have one).
HTML LaTeX equation editor that creates graphical equations (gif, png, swf, pdf, emf). Produces code for directly embedding equations into HTML websites, forums or blogs. Images may also be dragged into other applications like Word. Open source and XHTML compliant.
A guide to the LaTeX markup language. It is intended that this can serve as a useful resource for everyone from new users who wish to learn, to old hands who need a quick reference.
This database provides style files (bst and sty) for use with LaTeX documents using BibTeX or AMSrefs to manage the bibliography. The styles are referenced by the academic journals to which they apply.
LaTeX is a high-quality typesetting system; it includes features designed for the production of technical and scientific documentation. LaTeX is the de facto standard for the communication and publication of scientific documents. LaTeX is available as free software.