Cambridge Algebra System (CAMAL) is a computer algebra system written in Cambridge University by David Barton,

Steve Bourne Stephen Richard "Steve" Bourne (born 7 January 1944) is an English computer scientist based in the United States for most of his career. He is well known as the author of the Bourne shell (sh), which is the foundation for the standard command-li ...

, and John Fitch. It was initially used for computations in celestial mechanics and general relativity. The foundation code was written in Titan computer assembler,. In 1973, when Titan was replaced with an IBM370/85, it was rewritten in ALGOL 68C and then

BCPL BCPL ("Basic Combined Programming Language") is a procedural, imperative, and structured programming language. Originally intended for writing compilers for other languages, BCPL is no longer in common use. However, its influence is still ...

where it could run on IBM mainframes and assorted

microcomputer A microcomputer is a small, relatively inexpensive computer having a central processing unit (CPU) made out of a microprocessor. The computer also includes memory and input/output (I/O) circuitry together mounted on a printed circuit board (PC ...

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Further reading