Some Comments on the Recent Twistor Space Constructions

Abstract: In this talk I would like to comment on certain features of the Horrocks-Barth-Atiyah-Hitchen-Manin-Drinfeld (HBAHMD) construction [1] of bundles CP3 and self-dual Yang-Mills solutions. (this construction will also be described at this conference by Robin Hartshorne.) (link to pdf)