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А.Л.Тоом (A.Toom)
Клеточные автоматы (Cell automata)
(миникурс в сентябре)
Course notes (in English)
[Gzipped postscript (166K)|Zipped postscript (166K)]
- A definition of cellular automata.
Theorem of existence of an invariant measure.
Coupling and a sufficient condition of ergodicity. [1,2]
- Algoritmic unsolvability of the problem of ergodicity
for cellular automata and some other unsolvable problems. [1,3,4,5,6]
- Stavskaya process. Proof based on duality of oriented planat graphs.
Properties of the invariant measure. [1,7,8,9]
- Some growth models. [14,15]
- Eroders and their criterion based on convex sets and Helly theorem.
Galperin's theory. [10,12,13]
- Non-Gibbsianness of the invariant measures of some cellular
automata. [16]
- Non-symmetric systems with variable length.
Comparison with contact processes. [17,18]
- Symmetric systems with variable length. Spontaneous symmetry
breaking. [19]
Литература
- Discrete Local Markov Systems. A. Toom,
N. Vasilyev, O. Stavskaya, L. Mityushin, G. Kurdyumov and S. Pirogov.
{\it Stochastic Cellular Systems : ergodicity, memory, morphogenesis}.
Ed. by R. Dobrushin, V. Kryukov and A. Toom. Nonlinear Science:
theory and applications, Manchester University Press, \Y{1990}, pp. 1-182.
- A. Toom.
Cellular Automata with Errors: Problems for Students of Probability.
{\it Topics in Contemporary Probability and its Applications.}
Ed. J. Laurie Snell. Series {\it Probability and Stochastics}
ed. by Richard Durrett and Mark Pinsky. CRC Press, \Y{1995}, pp. 117-157.
- N. Petri. The unsolvability of the problem of
discerning of annuling iterative nets. {\it Research in the Theory of
Algorithms and Mathematical Logic}, Moscow, Nauka, 1979 (in Russian).
- A. Toom and L. Mityushin.
Two Results regarding Non-Computability for Univariate Cellular Automata.
{\it Problems of Information Transmission},
\Y{1976}, v. 12, n. 2, pp. 135-140. (Originally published in Russian.)
- A. Toom. Algorithmical unsolvability of the
ergodicity problem for locally interacting processes with continuous
time. {\it \JSP}, vol. 98, 1/2, \Y{2000}, pp. 495-501.
- A. Toom. Algorithmical unsolvability of the
ergodicity problem for binary cellular automata. {\it Markov
Processes and Related Fields}, v. 6, n. 4, \Y{2000}, pp. 569-577.
- O. Stavskaya and I. Piatetsky-Shapiro.
Uniform networks of spontaneously active elements.
{\it Problemy kiberrnetiki,} 20, pp. 91-106, \Y{1968}.
- A. Toom.
A Family of Uniform Nets of Formal Neurons.
{\it Soviet Math. Doklady}, \Y{1968}, v.9 n.6, pp. 1338-1341.
(Originally published in Russian.)
- A. Toom.
On Invariant Measures in Non-Ergodic Random Media.
{\it Probabilistical Methods of Investigation },
issue 41. Ed. by A. Kolmogorov.
Moscow University Press, \Y{1972}, pp. 43-51. (Only in Russian.)
- A. Toom.
Non-Ergodic Multidimensional Systems of Automata.
{\it Problems of Information Transmission}, \Y{1974}, v. 10, pp. 239-246.
(Originally published in Russian.)
- A. Toom. Monotonic Binary Cellular Automata.
{\it Problems of Information Transmission}, \Y{1976},
v. 12, n. 1, pp. 33-37. (Originally published in Russian.)
- A. Toom. Stable and Attractive Trajectories
in Multicomponent Systems. {\it Multicomponent Random Systems},
ed. by R. Dobrushin and Ya. Sinai. Advances in Probability
and Related Topics, Dekker, \Y{1980}, v. 6, pp. 549-576.
(Originally published in Russian in the volume
``Multicomponent Random Systems'', Nauka, Moscow, \Y{1978}, pp. 288-308.)
- G. Galperin. One-dimensional local
monotone operators with memory. {\it Soviet Math. Docl.},
17(3), pp. 688-692, \Y{1976}.
- A. Toom.
On Critical Phenomena in Interacting Growth Systems.
Part I: General. {\it \JSP}, \Y{1994}, v. 74, n. 1/2, pp. 91-109.
- A. Toom.
On Critical Phenomena in Interacting Growth Systems.
Part II: Bounded Growth. {\it \JSP}, \Y{1994}, v. 74, n. 1/2, pp. 111-130.
- R. Fern\'andez and A. Toom.
Non-Gibbsianness of the invariant measures of non-reversible
cellular automata with totally asymmetric noise.
{\it Geometric Methods in Dynamics (II):
Volume in Honor of Jacob Palis. Ast\'erisque}, v. 287,
December \Y{2003}, pp. 71-87. % ISBN 2-85629-139-2.
- A. Toom. Particle systems with
variable length. {\it Bulletin of the Brazilian Mathematical Society},
v. 33, n. 3, November \Y{2002}, pp. 419-425.
- A. Toom. Non-ergodicity in a 1-D
particle process with variable length. {\it \JSP},
vol. 115, \Y{2004}, nn. 3/4, pp. 895-924.
- A. Toom. Spontaneous symmetry breaking
in a process with variable length. Preprint.