# Volume 17 August 1988

### From NZJM

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## Mathematical Chronicle Vol. 17 (1988)

**Table of contents.**

G B Baker and T M Mills: Lagrange interpolation -- divergence, pp 1-18

A R M El-Namoury: On a mixed boundary value problem for elliptic equations, pp 19-31

Peter Hilton: Groups with operators, pp 33-44

David Isles: Derivation-determined interpretations of first-order theories, pp 45-85

S Umar and Q Razi: Approximation by modified Szasz operators, pp 87-96