Tag: 1994

  • Discussing “Sheaves in Geometry and Logic”

    Discussing “Sheaves in Geometry and Logic”

    This is the second tome on topos theory I’ve read for this blog, but compared to The Elephant this one weighs in at a svelte 627 pages, and is a bit more approachable as a book to learn from, as opposed to an encyclopaedic reference. The conceit of The Elephant was that topoi can be…

  • Discussing “Domain Theory”

    Discussing “Domain Theory”

    Domains are certain forms of ordered sets used to address problems in the denotational semantics (mathematical interpretation) of programming languages. The area was invented by Dana Scott in a series of papers starting in 1969, building on earlier work by many others that used lattices. This book (which admittedly, I did not have time to…