pdbain@wateng.UUCP (Peter Bain) (05/14/85)
%A W. David Arnett %T Computational Astrophysics %J CACM %I ACM %D Apr. 1985 %V 28 %N 4 %P 354-357 %X One of the most graphically and computationally demanding sciences, astrophysics pushes the limits of current machine and software technology %K theoretical physics computing stellar evolution thermonuclear simulation hydrodynamic %A B. Lautrup %T Monte Carlo Methods in Theoretical Astrophysics %J CACM %I ACM %D Apr. 1985 %V 28 %N 4 %P 358-362 %X Fermion-field evaluations - part part of any realistic model of nature - can be cast as statistical systems which are then made computationally feasible by Monte Carlo importance sampling methods %K theoretical physics computing importance sampling boson fermion fields integration markov chains %A Scott Kirkpatric %A Robert H. Swendsen %T Statistical Mechanics and Disordered Systems %J CACM %I ACM %D Apr. 1985 %V 28 %N 4 %P 363-373 %X Computer simulation has proved a useful approach to the thermodynamic properties of microscopic interactions, as in magnetic alloys, fluids, and even percolation processes %K theoretical physics computing ising model renormalization group percolation magnetic alloys spin glasses annealing phase transition travelling salesman problem %A David Campbell %A Jim Crutchfield %T Experimental Mathematics: The Role of Computation in Nonlinear Science %J CACM %I ACM %D Apr. 1985 %V 28 %N 4 %P 374-384 %X Computers expand the range of nonlinear phenomna (especially chaotic behaviour) that can be explored mathematically in a fruitful and synergistic interplay between computational and analytic methods %K theoretical physics computing finite dimensional dynamical systems deterministic chaos (sic!) solitons %A Robert P. Pearson %A John L. Richardson %A Richard Toussaint %T Special-Purpose Processors in Theoretical Physics %J CACM %I ACM %D Apr. 1985 %V 28 %N 4 %P 385-389 %X The current disadvantage of special-purpose hardware design - lack of flexibility, for example in hardware design - could be overcome with fully automated computer design and manufacturing %K theoretical physics computing pacs %A Stephen Wolfram %T Symbolic Mathematical Computation %J CACM %I ACM %D Apr. 1985 %V 28 %N 4 %P 390-394 %X Higher mathematics systems such as SMP make possible the symbolic presentation of symbolic and analytic results and extend the range of calculations which can be done at all %K theoretical physics computing SMP %A Robert L. Wainwright %T A Class of Sorting Algorithms Based on Quicksort %J CACM %I ACM %D Apr. 1985 %V 28 %N 4 %P 396-402 %X Using the interchange technique associated with Bubble sort, Bsort improves the average performance of Quicksort and eliminates the worst case behaviour for sorted or nearly sorted lists %K theoretical physics computing cksort bubble sort %A Jon L. Bently %A Catherine C. McGeoch %T Amortized Analyses of Self-Organized Sequential Search Heuristics %J CACM %I ACM %D Apr. 1985 %V 28 %N 4 %P 404-411 %X Experiments show that the behaviour of sequential search heuristics on real data is more closely described by amortized than by probabilistics analyses %K theoretical physics computing self organizing move to front transpose zipf's law %A Marek Kubale %A Boguslaw Jackowski %T A Generalized Implicit Enumeration Algorithm for Graph Coloring %J CACM %I ACM %D Apr. 1985 %V 28 %N 4 %P 412-418 %X Correcting the errors in initial colouring algorithms leads to an improved generalized enumeration algorithm for graph colouring %K theoretical physics computing colouringbacktracking chromatic number implicit enumeration partial correctness -- - peter bain ...!{allegra|decvax|clyde|ihnp4 }!watmath!wateng!pdbain hard mail: CCNG, CPH-2369A, University of Waterloo, Waterloo, Ont. Canada N2M 5G4 telephone: (519) 885-1211 x2810