“Finite Field Arithmetic.” Chapter 15: Greatest Common Divisor.

This article is part of a series of hands-on tutorials introducing FFA, or the Finite Field Arithmetic library. FFA differs from the typical “Open Sores” abomination, in that — rather than trusting the author blindly with their lives — prospective users are expected to read and fully understand every single line. In exactly the same [...]

A Solid-State HDD for Symbolics “MacIvory” Lisp Machines.

This post concerns the “MacIvory” Model 3 Lisp Machine. It is of interest strictly to bolixologists.

This is a recipe for a working replacement of an ancient SCSI HDD, such as found in the MacIvory, with an inexpensive solid-state disk.

You will need:

A “SCSI2SD” device. Mine is a model 6, but [...]

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