E. RYKKEN, MARKOV PARTITIONS FOR HYPERBOLIC TORAL AUTOMORPHISMS OF T², The Rocky Mountain Journal of Mathematics, Vol. 28, No. 3 (FALL 1998), pp. 1103-1124 ...

Letter Published: 01 October 1937 Hyperbolic Space G. C. MCVITTIE Nature 140, 773–774 (1937) Cite this article ...

In a variety of physical problems one encounters source terms that are balanced by internal forces and this balance supports multiple steady state solutions that are stable. Typical of these are ...