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Tensors: Geometry and Applications J.M. Landsberg - Texas A&M ...

Tensors: Geometry and Applications J.M. Landsberg - Texas A&M ...

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Contents<br />

Preface xi<br />

§0.1. Usage xi<br />

§0.2. Overview xii<br />

§0.3. Clash of cultures xvii<br />

§0.4. Further reading xviii<br />

§0.5. Conventions, acknowledgments xix<br />

Part 1. Motivation from applications, multilinear algebra <strong>and</strong><br />

elementary results<br />

Chapter 1. Introduction 3<br />

§1.1. The complexity of matrix multiplication 5<br />

§1.2. Definitions from multilinear algebra 6<br />

§1.3. Tensor decomposition 11<br />

§1.4. P v. NP <strong>and</strong> algebraic variants 17<br />

§1.5. Algebraic Statistics <strong>and</strong> tensor networks 21<br />

§1.6. <strong>Geometry</strong> <strong>and</strong> representation theory 24<br />

Chapter 2. Multilinear algebra 27<br />

§2.1. Rust removal exercises 28<br />

§2.2. Groups <strong>and</strong> representations 30<br />

§2.3. Tensor products 32<br />

§2.4. The rank <strong>and</strong> border rank of a tensor 35<br />

§2.5. Examples of invariant tensors 39<br />

v

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