
quotient manifold embeddingChaoBook.org Chapter 9,10; Symmetry Reduction.
uniqueness of geometric phases
onetoone correspondence between diffferent symmetryreduced maps
Predrag Cvitanović and
Domenico Lippolis
Knowing when to stop: How noise frees us from determinism in M. Robnik and V.G. Romanovski, eds., Let's Face Chaos through Nonlinear Dynamics, pp. 82126 (Am. Inst. of Phys., Melville, New York, 2012) [ arXiv:1206.5506 ]  
Predrag Cvitanović
video:
Physicist's life is intractable
Counting, Inference, and Optimization on Graphs, 2 nov 2011 (talk aimed at computer scientists) 