The Cremona Group and Its Subgroups Buelent Aras Wheeler guides us through the

Wheeler guides us through the many twists and turns of our many and varied foibles

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Including all of the information necessary for safe

This new edition also offers a completely revised format that integrates diagrams and flow-charts not previously available in the English-language edition

The Cremona Group and Its Subgroups Buelent Aras Wheeler guides us through theThe goal of this book is to present a portrait of the $n$ dimensional Cremona group with an emphasis on the 2 dimensional case. After recalling some crucial tools, the book describes a naturally defined infinite dimensional hyperbolic space on which the Cremona group acts. This space plays a fundamental role in the study of Cremona groups, as it allows one to apply tools from geometric group theory to explore properties of the subgroups of the Cremona