Introduction |
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1 | (4) |
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5 | (156) |
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7 | (53) |
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1.1 Definition and Examples |
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8 | (7) |
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1.2 Invertible Elements and Spectrum |
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15 | (5) |
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1.3 Commutative C*-algebras |
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20 | (7) |
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27 | (4) |
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31 | (6) |
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37 | (4) |
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1.7 Multipliers and Corners |
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41 | (3) |
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44 | (9) |
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53 | (4) |
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1.10 Notes and References |
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57 | (3) |
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2 K-theory for C*-algebras |
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60 | (82) |
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61 | (6) |
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2.2 Approximation and Homotopy in K0 |
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67 | (5) |
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72 | (14) |
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2.4 The Algebraic Index Map |
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86 | (3) |
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2.5 The Topological K1 Group |
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89 | (3) |
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2.6 Bott Periodicity and the Six-Term Exact Sequence |
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92 | (4) |
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2.7 Some Computational Tools |
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96 | (14) |
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110 | (5) |
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2.9 The Spectral Picture of K-theory |
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115 | (11) |
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2.10 The External Product in K-theory |
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126 | (4) |
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130 | (10) |
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2.12 Notes and References |
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140 | (2) |
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3 Motivation: Positive Scalar Curvature on Tori |
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142 | (19) |
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3.1 Differential Geometry |
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142 | (4) |
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3.2 Hilbert Space Techniques |
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146 | (4) |
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3.3 K-theory Computations |
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150 | (3) |
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3.4 Some Historical Comments |
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153 | (4) |
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157 | (2) |
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159 | (2) |
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PART TWO ROE ALGEBRAS, LOCALISATION ALGEBRAS AND ASSEMBLY |
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161 | (158) |
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163 | (35) |
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164 | (7) |
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171 | (3) |
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4.3 Covering Isometries for Coarse Maps |
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174 | (3) |
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4.4 Covering Isometries for Continuous Maps |
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177 | (4) |
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4.5 Equivariant Covering Isometries |
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181 | (14) |
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195 | (2) |
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197 | (1) |
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198 | (19) |
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198 | (8) |
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5.2 Equivariant Roe Algebras |
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206 | (3) |
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5.3 Relationship to Group C*-algebras |
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209 | (3) |
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212 | (3) |
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215 | (2) |
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6 Localisation Algebras and K-homology |
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217 | (57) |
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6.1 Asymptotically Commuting Families |
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218 | (4) |
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6.2 Localisation Algebras |
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222 | (5) |
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227 | (8) |
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6.4 General Functoriality |
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235 | (16) |
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6.5 Equivariant K-homology |
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251 | (8) |
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6.6 The Localised Roe Algebra |
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259 | (4) |
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6.7 Other Pictures of K-homology |
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263 | (5) |
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268 | (4) |
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272 | (2) |
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7 Assembly Maps and the Baum--Connes Conjecture |
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274 | (45) |
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7.1 Assembly and the Baum--Connes Conjecture |
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275 | (8) |
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283 | (12) |
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7.3 Uniformly Contractible Spaces |
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295 | (3) |
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298 | (10) |
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7.5 The Coarse Baum--Connes Conjecture for Euclidean Space |
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308 | (5) |
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313 | (2) |
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315 | (4) |
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PART THREE DIFFERENTIAL OPERATORS |
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319 | (98) |
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8 Elliptic Operators and K-homology |
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321 | (32) |
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8.1 Differential Operators and Self-Adjointness |
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322 | (7) |
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8.2 Wave Operators and Multipliers of L*(M) |
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329 | (8) |
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8.3 Ellipticity and K-homology |
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337 | (11) |
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348 | (3) |
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351 | (1) |
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352 | (1) |
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9 Products and Poincare Duality |
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353 | (40) |
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9.1 A Concrete Pairing between K-homology and K-theory |
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354 | (2) |
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9.2 General Pairings and Products |
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356 | (6) |
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9.3 The Dirac Operator on Rd and Bott Periodicity |
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362 | (6) |
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9.4 Representable K-homology |
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368 | (7) |
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375 | (7) |
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9.6 The Dirac Operator on a Spinc Manifold and Poincare Duality |
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382 | (8) |
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390 | (1) |
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391 | (2) |
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10 Applications to Algebra, Geometry and Topology |
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393 | (24) |
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10.1 The Kadison--Kaplansky Conjecture |
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393 | (7) |
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10.2 Positive Scalar Curvature and Secondary Invariants |
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400 | (4) |
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10.3 The Novikov Conjecture |
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404 | (6) |
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410 | (1) |
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10.5 Notes and References |
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410 | (7) |
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PART FOUR HIGHER INDEX THEORY AND ASSEMBLY |
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417 | (90) |
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11 Almost Constant Bundles |
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419 | (10) |
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419 | (4) |
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11.2 Non-positive Curvature |
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423 | (4) |
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427 | (1) |
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11.4 Notes and References |
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427 | (2) |
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12 Higher Index Theory for Coarsely Embeddable Spaces |
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429 | (55) |
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12.1 The Bott--Dirac Operator |
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430 | (13) |
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12.2 Bounded Geometry Spaces |
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443 | (3) |
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446 | (15) |
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12.4 The Local Isomorphism |
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461 | (7) |
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12.5 Reduction to Coarse Disjoint Unions |
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468 | (5) |
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12.6 The Case of Coarse Disjoint Unions |
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473 | (4) |
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477 | (2) |
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12.8 Notes and References |
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479 | (5) |
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484 | (23) |
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13.1 Injectivity Counterexamples from Large Spheres |
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485 | (2) |
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13.2 Expanders and Property (τ) |
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487 | (6) |
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13.3 Surjectivity Counterexamples from Expanders |
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493 | (10) |
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503 | (1) |
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13.5 Notes and References |
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504 | (3) |
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507 | (2) |
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A Topological Spaces, Group Actions and Coarse Geometry |
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509 | (18) |
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509 | (4) |
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A.2 Group Actions on Topological Spaces |
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513 | (4) |
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517 | (8) |
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525 | (1) |
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526 | (1) |
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B Categories of Topological Spaces and Homology Theories |
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527 | (5) |
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B.1 Categories We Work With |
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527 | (1) |
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B.2 Homology Theories on C |
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528 | (2) |
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530 | (1) |
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531 | (1) |
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C Unitary Representations |
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532 | (4) |
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C.1 Unitary Representations |
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532 | (2) |
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534 | (1) |
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535 | (1) |
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536 | (12) |
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D.1 Self-Adjointness and the Spectral Theorem |
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536 | (3) |
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D.2 Some Fourier Theory for Unbounded Operators |
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539 | (1) |
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D.3 The Harmonic Oscillator and Mehler's Formula |
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540 | (6) |
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546 | (2) |
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548 | (13) |
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E.1 Graded C*-algebras and Hilbert Spaces |
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548 | (3) |
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E.2 Graded Tensor Products |
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551 | (7) |
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558 | (2) |
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560 | (1) |
References |
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561 | (14) |
Index of Symbols |
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575 | (2) |
Index |
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577 | |