PHYSICS

The Spirit of Play-A Memoir for Stan Ulam by David Hawkins

Probability and Nonlinear Systems by R. Daniel Mauldin

Part I: Introduction

SPECIAL ISSUE

Excerpts from The Scottish Book

Part II: A Tutorial on Probability, Measure, and the Laws of Large Numbers

Cantor's Middle-Third Set

Part III: Probabilistic Approaches to Nonlinear Problems

Problem 1. Energy Redistribution: An Exact Solution to a Nonlinear, Many-Particle System

Problem 2. Geometry, Invariant Measures, and Dynamical Systems

Poincaré's Proof of the Recurrence Theorem

Problem 3. Random Homeomorphisms

Iteration of Maps, Strange Attractors, and Number Theory-An Ulamian Potpourri by Paul R. Stein

Learning from Ulam: Measurable Cardinals, Ergodicity, and Biomathematics by Jan Mycielski

The Existence and Significance of Ergodic Transformations-Excerpts from the Introduction to

Oxtoby and Ulam's “Measure-Preserving Homeomorphisms and Metrical Transitivity"

A Similarity Measure for Graphs-Reflections on a Theme of Ulam by Ronald L. Graham

The Beginning of the Monte Carlo Method by N. Metropolis

Stan Ulam, John von Neumann, and the Monte Carlo Method by Roger Eckhardt

Random-Number Generators by Tony Warnock

Monte Carlo at Work by Gary D. Doolen and John Hendricks

Early Work in Numerical Hydrodynamics by Francis H. Harlow

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STANISLAW ULAM 1909-1984

Instabilities and Turbulence by Didier Besnard, Francis H. Harlow, Norman L. Johnson,

Rick Rauenzahn, and Jonathan Wolfe

Reynolds Number

Reynolds Number Revisited

Discrete Fluids by Brosl Hasslacher

Part I: Background

The Continuum Argument

The Hilbert Contraction

BIOLOGY

Part II: The Simple Hexagonal Model: Theory and Simulations

Calculations Using Lattice Gas Techniques

by Tsutomu Shimomura, Gary Doolen, Brosl Hasslacher, and Castor Fu

Part III: The Promise of Lattice Gas Methods

Reynolds Number and Lattice Gas Calculations

Nonlinear Science-From Paradigms to Practicalities by David K. Campbell

The Simple but Nonlinear Pendulum

Solitons in the Sine-Gordon Equation

Hamiltonian Chaos and Statistical Mechanics

Reflections on the Brain's Attempts To Understand Itself by S. M. Ulam

An Ulam Distance by William A. Beyer

Sequence Analysis-Contributions by Ulam to Molecular Genetics by Walter B. Goad

The Ergodic Hypothesis: A Complicated Problem of Mathematics and Physics by Adrian Patrascioiu 263

The FPU Problem: Excerpts from "Studies of Nonlinear Problems" by Fermi, Pasta, and Ulam

Does Equipartition of Energy Occur in Nonlinear Continuous Systems?

Part III The Ulam Touch-Unpublished Items

A Memorable Memo by J. Carson Mark and S. M. Ulam

Sub Rosa-A Trialogue by S. M. Ulam

Conversations with Rota transcribed and edited by Françoise Ulam

The Publications of Stanislaw M. Ulam

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The staff of Los Alamos Science is deeply indebted to Françoise Ulam for her help on this
issue. She generously opened Stan's files to us and gave advice and moral support whenever
she was called upon. Her unfailing kindness and patience added a special element to the

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