I. Richards

发表

A computable ordinary differential equation which possesses no computable solution

Marian Boylan Pour-el, I. Richards, 1979 .

Noncomputability in models of physical phenomena

M. B. Pour-El, I. Richards, 1982 .

Noncomputability in analysis and physics: A complete determination of the class of noncomputable linear operators

M. B. Pour-El, I. Richards, 1983 .

COMPUTABILITY AND NONCOMPUTABILITY IN CLASSICAL ANALYSIS

M. B. Pour-El, I. Richards, 1983 .

On the classification of noncompact surfaces

I. Richards, 1963 .

On the regions bounded by homotopic curves.

B. Rodin, I. Richards, A. Marden, 1966 .

The wave equation with computable initial data such that its unique solution is not computable

M. B. Pour-El, I. Richards, 1981 .

Finite measures designed for accuracy on arithmetic progressions

Donald J. Newman, Ian Richards, D. Newman, 1978 .

Differentiability properties of computable functions - a summary

Marian Boykan Pour-El, I. Richards, M. B. Pour-El, 1978, Acta Cybern..

On the normal density of primes in short intervals

I. Richards, 1980 .

Density functions for prime and relatively prime numbers

P. Erdös, I. Richards, 1977 .

Primes in intervals

Ian Richards, I. Richards, D. Hensley, 1974 .

An application of Galois theory to elementary arithmetic

Ian Richards, I. Richards, 1974 .

Continued Fractions Without Tears

Ian Richards, I. Richards, 1981 .

On the gaps between numbers which are sums of two squares

I. Richards, 1982 .

Axioms for analytic functions

I. Richards, 1970 .

Axioms which imply analyticity

I. Richards, 1974 .

Proof without words: Sum of Integers

I. Richards, 1984 .

A criterion for rings of analytic functions

I. Richards, 1967 .

Inclusive Schools for Pupils with Emotional and Behavioural Difficulties

I. Richards, 1999 .