Lyapunov exponent of a rational map and multipliers of repelling cycles
Received: 9 September 2009
Accepted in revised form: 12 January 2010
Mathematics Subject Classification (2000): 37F99.
Keywords: Lyapunov exponent, maximal entropy measure.
Abstract: We establish an approximation property for the Lyapunov exponent of a rational map with respect to its maximal entropy measure. This result is usefull in the study of bifurcation currents of holomorphic families of rational maps.