# Items where Subject is "01 MATHEMATICAL SCIENCES > 0102 Applied Mathematics > 010201 Approximation Theory and Asymptotic Methods"

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**010201 Approximation Theory and Asymptotic Methods**(3)

- 0102 Applied Mathematics (116)

- 01 MATHEMATICAL SCIENCES (501)

**3**.

## B

Brown, Michael, and Whittingham, Ian
(2015)
*Two-particle irreducible effective actions versus resummation: analytic properties and self-consistency.*
Nuclear Physics B, 900. pp. 477-500.

Brown, Simon
(2012)
*Initial bounds on the relative magnitude of ratio averages.*
World Applied Programming, 2 (4). pp. 224-227.

Brown, Simon
(2011)
*Averaging ratios: characteristics of the error of approximation.*
World Applied Programming, 1 (5). pp. 288-293.