SECANTS
South of England Computational and Algorithmic Number Theory Seminars

The college is on the A30, about a mile southwest of Egham and the M25. The nearest BR station is Egham (on the Waterloo-Reading line). It is about a 30min walk up the hill from the station. Or catch buses #43, 41, 441, 500 from Egham to Royal Holloway. For further details see the RHBNC web pages.

The lectures will be held in the International Building, room IN244 and NOT in the McCrea building as previously advertised.

• 11.00-11.30 Arrival and Coffee
• 11.30-12.15 Richard Booth (Cheltenham) Perrin Pseudoprimes
• 12.15-12.45 John Malone-Lee (Bristol) Provable security of cryptographic systems
• 12.45-14.00 Lunch
• 14.00-15.00 Tom Womack (Nottingham) 4-descent on elliptic curves
• 15.00-15.30 Tea