Roy Dyckhoff

Roy Dyckhoff
Born(1948-03-04)March 4, 1948
DiedAugust 23, 2018(2018-08-23) (aged 70)
Alma materUniversity of Cambridge, (BSc)
University of Oxford (Dr. Phil., 1974)
Spouse
Cecilia Meredith
(m. 1970)
Scientific career
FieldsMathematics, Logic, Proof theory
InstitutionsUniversity of St Andrews
Thesis Topics in General Topology: Bicategories, Projective Covers, Perfect Mappings and Resolutions of Sheaves  (1974)
Doctoral advisorPeter J. Collins
Dana Scott
Doctoral studentsMuffy Calder

Roy Dyckhoff (March 4, 1948 – August 23, 2018) was a British mathematician, logician and computer scientist who worked in logic and proof theory in the Department of Pure Mathematics and later Computer Science at the University of St Andrews. He is most well known for his discovery in 1992 of a terminating sequent calculus for intuitionistic propositional logic. His Erdős number was 3.