Dover Books on Mathematics: An Introduction to Functional Programming...

Pure & Applied Mathematics: Introduction to Numerical Ordinary and Partial...

Dover Books on Mathematics: Foundations of Mathematical Logic

The Calculus of Observations:A Treatise on Numerical Mathematics:Whittaker, Rob.

Introduction to Numerical Analysis by C.W. Celia 1969 paperback

Introduction to Numerical Analysis, J Stoer & R Bulirsch

Numerical Analysis: 022 (Proceedings of Symposia in Applied Mathematics, V. 22)

Numerical Analysis- the Mathematics of Computing W.A.Watson: