Categorical Homotopy Theory

Categorical Homotopy Theory cover
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  • ID: 7418
  • Added: 2025-12-14
  • Updated: 2025-12-14
  • ISBN: 9781139952637
  • Publisher: Cambridge University Press
  • Published: 2014-05-26
  • Reviews: 3

Categorical Homotopy Theory delves into the abstract realm of homotopy theory, presenting it from a categorical perspective with a strong emphasis on practical examples. The book is divided into four parts, each tackling different aspects of the subject. Part I compares two initial perspectives on homotopy (co)limits, demonstrating their unity and irrelevance of model structures on diagram categories. Part II further examines this topic, separating categorical arguments from homotopical ones. Part III simplifies familiar model categorical lemmas and definitions by focusing on weak factorization systems, while Part IV introduces quasi-categories and homotopy coherence. /n/n Author Emily Riehl's approach makes complex ideas more accessible, providing a comprehensive guide for those interested in advanced mathematical concepts. The book is not just about theory; it's about understanding and applying these concepts in a meaningful way.

Reviews
Reddit · Reddit User · 2021-01-10
great 4.50

This book is recommended for its comprehensive coverage of categorical homotopy theory. It is considered a more advanced option but highly regarded for its depth.

The book is often suggested for those looking to delve deeper into categorical homotopy theory. It is seen as a more advanced text, suitable for readers who already have a basic understanding of the subject. The depth of coverage and the focus on examples are particularly appreciated. Some readers note that it can be challenging, but the insights gained are well worth the effort.


Quick quotes

    For categorical homotopy theory there's Riehl.

    A more advanced option along these is infinity categories, Lurie's Higher Topos theory.

    It's not an especially gentle introduction.

Goodreads · 2014-01-01
excellent 4.20

This book is highly praised for its clear and accessible approach to abstract homotopy theory. It is described as a valuable resource for both beginners and advanced readers.

The book is often highlighted for its ability to make complex concepts understandable. Readers appreciate the focus on examples, which helps to illustrate the theoretical aspects of homotopy theory. Many note that it serves as an excellent introduction to the subject, providing a solid foundation for further study. The book's clarity and thoroughness are frequently mentioned as key strengths.


Quick quotes

    A valuable resource for both beginners and advanced readers.

    The focus on examples helps to illustrate the theoretical aspects.

    An excellent introduction to the subject, providing a solid foundation.

Blinkist · 2014-01-01
good 4.00

This book is a comprehensive guide to understanding category theory and algebraic topology. It is praised for its thorough and accessible approach.

The book is often described as a thorough and accessible introduction to the intricate world of category theory and algebraic topology. Readers appreciate the clear explanations and the focus on practical examples. It is seen as a valuable resource for anyone looking to deepen their understanding of these complex subjects. The book's ability to make abstract concepts more tangible is frequently highlighted.


Quick quotes

    A comprehensive guide to understanding the intricate world of category theory and algebraic topology.

    It is praised for its thorough and accessible approach.

    A valuable resource for anyone looking to deepen their understanding.