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  • Textbook
  • © 2019

Intersection Homology & Perverse Sheaves

with Applications to Singularities

  • Offers a taste of the main topics in the field through concrete examples and geometric applications
  • Motivates further specialized study by building context and familiarity with examples
  • Suits graduate students with only a basic background in topology and algebraic geometry
  • Provides comprehensive references throughout to help readers navigate classic and recent literature
  • Includes supplementary material: sn.pub/extras

Part of the book series: Graduate Texts in Mathematics (GTM, volume 281)

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Table of contents (12 chapters)

  1. Front Matter

    Pages i-xv
  2. Intersection Homology: Definition, Properties

    • Laurenţiu G. Maxim
    Pages 11-36
  3. L-Classes of Stratified Spaces

    • Laurenţiu G. Maxim
    Pages 37-51
  4. Brief Introduction to Sheaf Theory

    • Laurenţiu G. Maxim
    Pages 53-80
  5. Poincaré–Verdier Duality

    • Laurenţiu G. Maxim
    Pages 81-92
  6. Intersection Homology After Deligne

    • Laurenţiu G. Maxim
    Pages 93-116
  7. Constructibility in Algebraic Geometry

    • Laurenţiu G. Maxim
    Pages 117-128
  8. Perverse Sheaves

    • Laurenţiu G. Maxim
    Pages 129-148
  9. The Decomposition Package and Applications

    • Laurenţiu G. Maxim
    Pages 149-179
  10. Epilogue

    • Laurenţiu G. Maxim
    Pages 245-253
  11. Back Matter

    Pages 255-270

About this book

This textbook provides a gentle introduction to intersection homology and perverse sheaves, where concrete examples and geometric applications motivate concepts throughout. By giving a taste of the main ideas in the field, the author welcomes new readers to this exciting area at the crossroads of topology, algebraic geometry, analysis, and differential equations. Those looking to delve further into the abstract theory will find ample references to facilitate navigation of both classic and recent literature.

Beginning with an introduction to intersection homology from a geometric and topological viewpoint, the text goes on to develop the sheaf-theoretical perspective. Then algebraic geometry comes to the fore: a brief discussion of constructibility opens onto an in-depth exploration of perverse sheaves. Highlights from the following chapters include a detailed account of the proof of the Beilinson–Bernstein–Deligne–Gabber (BBDG) decomposition theorem, applications of perverse sheaves to hypersurface singularities, and a discussion of Hodge-theoretic aspects of intersection homology via Saito’s deep theory of mixed Hodge modules. An epilogue offers a succinct summary of the literature surrounding some recent applications.

Intersection Homology & Perverse Sheaves is suitable for graduate students with a basic background in topology and algebraic geometry. By building context and familiarity with examples, the text offers an ideal starting point for those entering the field. This classroom-tested approach opens the door to further study and to current research.


Reviews

“This is quite a lot for a relatively short book! … this book provides a great jumping-off point for the reader who wants to learn about these tools by a route leading to the forefront of modern research via lots of concrete geometric examples.” (Greg Friedman, Mathematical Reviews, March, 2023)

“This book is a welcome addition to the family of introductions to intersection cohomology and perverse sheaves. … the author takes care to introduce and motivate the main objects of study with geometric examples. There are also regular exercises which will help readers come to grips with the material. … this book will ... be a very useful resource … .” (Jon Woolf, zbMATH 1476.55001, 2022)

“This is a good textbook to prepare a student to delve into the current literature, and also a good reference for a researcher. A mathematician whose research or interest has come in contact with these topics would also find this a stimulating read on the subject.” (MAA Reviews, April 7, 2020)

Authors and Affiliations

  • Department of Mathematics, University of Wisconsin–Madison, Madison, USA

    Laurenţiu G. Maxim

About the author

Laurenţiu G. Maxim is Professor of Mathematics at University of Wisconsin–Madison and a Researcher at the Institute of Mathematics of the Romanian Academy. His research interests lie at the interface of geometric topology and algebraic geometry, with an emphasis on the topological study of complex algebraic varieties. He has taught courses on intersection homology, perverse sheaves and their applications to singularity theory in the United States, Romania, Mainland China, and Hong Kong SAR.

Bibliographic Information

Buy it now

Buying options

eBook USD 39.99
Price excludes VAT (USA)
  • Available as EPUB and PDF
  • Read on any device
  • Instant download
  • Own it forever
Softcover Book USD 54.99
Price excludes VAT (USA)
  • Compact, lightweight edition
  • Dispatched in 3 to 5 business days
  • Free shipping worldwide - see info
Hardcover Book USD 69.99
Price excludes VAT (USA)
  • Durable hardcover edition
  • Dispatched in 3 to 5 business days
  • Free shipping worldwide - see info

Tax calculation will be finalised at checkout

Other ways to access