From MathWeb

MacKichan Software, Inc. is the developer and marketer for the products Scientific Word, Scientific WorkPlace, and Scientific Notebook. All three of these products make the writing of complex mathematics extremely easy, using only standard mathematical notation. Scientific Word and Scientific WorkPlace contain the LaTeX mathematical typesetting system for publishing mathematical papers and books. Scientific WorkPlace and Scientific Notebook contain a computer algebra system, MuPAD 3.1, so you can evaluate, simplify, or solve any mathematical expression that you have typed. All the products include hypertext linking, and are tools for building a web with mathematical content.