E-Periodica Schweizer Zeitschriften online. Revues suisses en ligne. Swiss journals online.

Band 49 (2003)
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Heft 1-2: L'ENSEIGNEMENT MATHÉMATIQUE
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Download as PDF Inhaltsverzeichnis 1
Download as PDF Titelseiten 2
Download as PDF Artikel: CARACTÉRISATION GÉOMÉTRIQUE DES SOLUTIONS DE MINIMAX POUR L'ÉQUATION DE HAMILTON-JACOBI 3
Download as PDF Kurzfassung 3
Download as PDF Kapitel: Introduction 3
Download as PDF Kapitel: 1. MINIMAX D'UNE FONCTION QUADRATIQUE À L'INFINI 5
Download as PDF Kapitel: 1.1 Préliminaires 5
Download as PDF Kapitel: 1.2 Points critiques incidents, liés et libres 8
Download as PDF Kapitel: 1.3 Le niveau critique de minimax 10
Download as PDF Kapitel: 2. La solution de minimax 13
Download as PDF Kapitel: 2.1 Rappels de géométrie symplectique 13
Download as PDF Kapitel: 2.2 La solution géométrique de (PC) 17
Download as PDF Kapitel: 2.3 La solution de minimax 20
Download as PDF Kapitel: 3. Caractérisation géométrique de la solution de minimax 22
Download as PDF Kapitel: 3.1 Notations 22
Download as PDF Kapitel: 3.2 DÉCOMPOSITIONS ADMISSIBLES (D'APRÈS CHEKANOV ET PUSHKAR) 23
Download as PDF Kapitel: 3.3 Caractérisation géométrique du minimax 25
Download as PDF Kapitel: 3.4 Triangles évanescents 29
Download as PDF Bibliographie 33
Download as PDF Artikel: LECTURES ON QUASI-INVARIANTS OF COXETER GROUPS AND THE CHEREDNIK ALGEBRA 35
Download as PDF Kapitel: Introduction 35
Download as PDF Kapitel: 1. Lecture 1 36
Download as PDF Kapitel: 1.1 Définition of quasi-invariants 36
Download as PDF Kapitel: 1.2 Elementary properties of $Q_m$ 37
Download as PDF Kapitel: 1.3 The variety $X_m$ and its bijective normalization 38
Download as PDF Kapitel: 1.4 FURTHER PROPERTIES OF $X_m$ 39
Download as PDF Kapitel: 1.5 The Poincaré séries of $Q_m$ 40
Download as PDF Kapitel: 1.6 The ring of differential operators on $X_m$ 43
Download as PDF Kapitel: 2. Lecture 2 43
Download as PDF Kapitel: 2.1 Hamiltonian mechanics and integrable Systems 43
Download as PDF Kapitel: 2.2 The classical Calogero-Moser System 44
Download as PDF Kapitel: 2.3 The quantum Calogero-Moser System 45
Download as PDF Kapitel: 2.4 The algebra of differential-reflection operators 46
Download as PDF Kapitel: 2.5 Dunkl operators and symmetric quantum integrals 48
Download as PDF Kapitel: 2.6 Additional integrals for integer valued c 50
Download as PDF Kapitel: 2.7 An example 52
Download as PDF Kapitel: 3. Lecture 3 53
Download as PDF Kapitel: 3.1 Shift operator and construction of the Baker-Akhiezer function 53
Download as PDF Kapitel: 3.2 Berest's formula for $L_q$ 54
Download as PDF Kapitel: 3.3 Differential operators on $X_m$ 57
Download as PDF Kapitel: 3.4 The Cherednik algebra 58
Download as PDF Kapitel: 3.5 The spherical subalgebra 59
Download as PDF Kapitel: 3.6 Category O 60
Download as PDF Kapitel: 3.7 Generic c 61
Download as PDF Kapitel: 3.8 The Levasseur-Stafford theorem and its generalization 62
Download as PDF Kapitel: 3.9 The action of the Cherednik algebra to quasi-invariants 62
Download as PDF Kapitel: 3.10 Proof of Theorem 1.8 63
Download as PDF Kapitel: 3.11 Proof of Theorem 1.15 63
Download as PDF Bibliographie 64
Download as PDF Artikel: SOME REMARKS ON NONCONNECTED COMPACT LIE GROUPS 67
Download as PDF Kurzfassung 67
Download as PDF Kapitel: 1. Introduction 67
Download as PDF Kapitel: 2. Compact Lie groups :a review 70
Download as PDF Kapitel: 3. Compact Lie groups and extensions 72
Download as PDF Kapitel: 4. Proof of the Main Theorem and examples 75
Download as PDF Kapitel: 5. Splitting of the extension ASSOCIATED TO A NONCONNECTED COMPACT LIE GROUP 80
Download as PDF Bibliographie 83
Download as PDF Artikel: ATIYAH'S $L^2$-INDEX THEOREM 85
Download as PDF Kapitel: 1. Introduction 85
Download as PDF Kapitel: 2. REVIEW OF THE $L^2$ -INDEX THEOREM 85
Download as PDF Kapitel: 3. Hilbert modules 88
Download as PDF Kapitel: 4. On K-homology 89
Download as PDF Kapitel: 5. Algebraic proof of Atiyah's $L2$-index theorem 91
Download as PDF Bibliographie 92
Download as PDF Artikel: UNE PREUVE DU THÉORÈME DE LIOUVILLE EN GÉOMÉTRIE CONFORME DANS LE CAS ANALYTIQUE 95
Download as PDF Kapitel: 1. Introduction 95
Download as PDF Kapitel: 2. Invariance conforme des géodésiques isotropes 96
Download as PDF Kapitel: 3. Une application: le théorème de Liouville dans le cas analytique 98
Download as PDF Bibliographie 100
Download as PDF Artikel: IDEAL SOLUTIONS OF THE TARRY-ESCOTT PROBLEM OF DEGREES FOUR AND FIVE AND RELATED DIOPHANTINE SYSTEMS 101
Download as PDF Kurzfassung 101
Download as PDF Kapitel: 1. Introduction 101
Download as PDF Kapitel: 2. Ideal non-symmetric solutions of the Tarry-Escott problem of degree four 102
Download as PDF Kapitel: 3. Ideal non-symmetric solutions of the Tarry-Escott problem of degree five 105
Download as PDF Bibliographie 108
Download as PDF Artikel: ADDITIVE NUMBER THEORY SHEDS EXTRA LIGHT ON THE HOPF-STIEFEL o FUNCTION 109
Download as PDF Kurzfassung 109
Download as PDF Kapitel: 1. Introduction 109
Download as PDF Kapitel: 2. Proof of Theorem 4 112
Download as PDF Kapitel: 2.1 The lower bound 112
Download as PDF Kapitel: 2.2 The upper bound 113
Download as PDF Kapitel: 3. From Theorem 3 to Theorem 1 114
Download as PDF Bibliographie 115
Download as PDF Artikel: NOTE ON THE HOPF-STIEFEL FUNCTION 117
Download as PDF Kapitel: Introduction 117
Download as PDF Kapitel: 1. Deriving Theorem 1 from Theorem 2 118
Download as PDF Kapitel: 2. Proof of Theorem 2 120
Download as PDF Bibliographie 122
Download as PDF Artikel: TILE HOMOTOPY GROUPS 123
Download as PDF Kurzfassung 123
Download as PDF Kapitel: 1. Introduction 123
Download as PDF Kapitel: 2. Tiling and integer programming 126
Download as PDF Kapitel: 3. Boundary words 131
Download as PDF Kapitel: 4. Tile homotopy groups 136
Download as PDF Kapitel: 5. Strategy for working with tile path groups 140
Download as PDF Kapitel: 6. Criteria for $\pi(\Tau)$ to be abelian 148
Download as PDF Anhang: 7. Appendix: further examples 151
Download as PDF Bibliographie 154
Download as PDF Artikel: SYMPLECTIC LOOK AT SURFACES OF REVOLUTION 157
Download as PDF Kapitel: 1. Introduction 157
Download as PDF Kapitel: 2. Abstract surfaces of revolution 158
Download as PDF Kapitel: 3. Metrics of specified curvature 166
Download as PDF Bibliographie 172
Download as PDF Artikel: QUADRICS, ORTHOGONAL ACTIONS AND INVOLUTIONS IN COMPLEX PROJECTIVE SPACES 173
Download as PDF Kapitel: 0. Introduction 173
Download as PDF Chapter: 1. ON THE TOPOLOGY OF A QUADRIC IN $P_C^n$ 177
Download as PDF Chapter: 2. ON THE GEOMETRY OF $P_C^n$ 181
Download as PDF Chapter: 3. $P_C^2$ AND THE 4-SPHERE $S^4$ 188
Download as PDF Chapter: 4. SOME APPLICATIONS AND REMARKS 195
Download as PDF Bibliography 201
Download as PDF Rubric: COMMISSION INTERNATIONALE DE L'ENSEIGNEMENT MATHÉMATIQUE (THE INTERNATIONAL COMMISSION ON MATHEMATICAL INSTRUCTION) 205
Download as PDF Chapter: DISCUSSION DOCUMENT FOR THE FOURTEENTH ICMI STUDY APPLICATIONS AND MODELLING IN MATHEMATICS EDUCATION 205
Download as PDF Chapter: 1. Rationale for the Study 205
Download as PDF Chapter: 2. Framework for the Study 207
Download as PDF Chapter: 2.1 Concepts and notions 207
Download as PDF Chapter: 2.2 Structure of the topic applications and modelling in mathematics education 208
Download as PDF Chapter: 3. Examples of important issues 209
Download as PDF Chapter: 3.1 Epistemology 209
Download as PDF Chapter: 3.2 Application problems 210
Download as PDF Chapter: 3.3 Modelling abilities and competencies 210
Download as PDF Chapter: 3.4 Beliefs, attitudes, and emotions 210
Download as PDF Chapter: 3.5 Curriculum and goals 211
Download as PDF Chapter: 3.6 Modelling pedagogy 212
Download as PDF Chapter: 3.7 SUSTAINED IMPLEMENTATION 212
Download as PDF Chapter: 3.8 Assessment and evaluation 213
Download as PDF Chapter: 3.9 Technological impacts 213
Download as PDF Chapter: 4. Call for contributions to the Study 214
Download as PDF Rubric: BULLETIN BIBLIOGRAPHIQUE 1
Download as PDF Chapter: Généralités 1
Download as PDF Chapter: Histoire 5
Download as PDF Chapter: Logique et fondements 6
Download as PDF Chapter: Théorie des ensembles 7
Download as PDF Chapter: Analyse combinatoire 7
Download as PDF Chapter: Ordre, treillis 8
Download as PDF Chapter: Théorie des nombres 8
Download as PDF Chapter: Corps et polynômes 11
Download as PDF Chapter: Géométrie algébrique 12
Download as PDF Chapter: Anneaux et algèbres 12
Download as PDF Chapter: Théorie des groupes et généralisations 13
Download as PDF Chapter: Mesure et intégration 14
Download as PDF Chapter: Fonctions d'une variable complexe 14
Download as PDF Chapter: Equations différentielles ordinaires 15
Download as PDF Chapter: Systèmes dynamiques et théorie ergodique 15
Download as PDF Chapter: Analyse de Fourier, analyse harmonique abstraite 16
Download as PDF Chapter: Analyse fonctionnelle 16
Download as PDF Chapter: Théorie des opérateurs 18
Download as PDF Chapter: Calcul des variations 18
Download as PDF Chapter: Géométrie 19
Download as PDF Chapter: Topologie générale 20
Download as PDF Chapter: Topologie algébrique 21
Download as PDF Chapter: Topologie des variétés, analyse globale et analyse des variétés 21
Download as PDF Chapter: Probabilités et processus stochastiques 23
Download as PDF Chapter: Statistique 24
Download as PDF Chapter: Analyse numérique 25
Download as PDF Chapter: Informatique 25
Download as PDF Chapter: Mécanique des solides, élasticité et plasticité 26
Download as PDF Chapter: Optique, électromagnétique 26
Download as PDF Chapter: Economie, recherche opérationnelle, jeux 26
Download as PDF Chapter: Systèmes, contrôle optimal 27
Download as PDF Back matter 28
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Issue 3-4: L'ENSEIGNEMENT MATHÉMATIQUE
Download as PDF Front matter
Download as PDF Table of Contents 215
Download as PDF Front matter 216
Download as PDF Article: ON THE ENTROPY OF HOLOMORPHIC MAPS 217
Download as PDF Chapter: §1. Notation and definitions 218
Download as PDF Chapter: §2. ESTIMATES OF DENSITY 219
Download as PDF Chapter: §3. KÄHLER MANIFOLDS 221
Download as PDF Chapter: §4. Real algebraic maps 224
Download as PDF Chapter: §5. Quasiconformal maps 227
Download as PDF Chapter: §6. Mean curvature 229
Download as PDF Appendix: Appendix : Examples of holomorphic endomorphisms 230
Download as PDF Bibliography 231
Download as PDF Chapter: Note des Éditeurs 232
Download as PDF Article: NOTES SUR L'ARTICLE DE M. GROMOV 232
Download as PDF Bibliography 234
Download as PDF Article: ENDOMORPHISMES DES VARIÉTÉS HOMOGÈNES 237
Download as PDF Chapter: 1. Introduction 237
Download as PDF Chapter: 2. Endomorphismes des variétés complexes compactes 239
Download as PDF Chapter: 2.1 Dimension de Kodaira 240
Download as PDF Chapter: 2.2 Action d'un endomorphisme et ramification 241
Download as PDF Chapter: 2.3 Fibration d'Albanese 242
Download as PDF Chapter: 2.4 Petite dimension 243
Download as PDF Chapter: 2.5 Une question proche 243
Download as PDF Chapter: 3. Variétés homogènes kählériennes 244
Download as PDF Chapter: 3.1 Tores 244
Download as PDF Chapter: 3.2 Variétés de drapeaux 244
Download as PDF Chapter: 3.3 Cas général 247
Download as PDF Chapter: 4. Invariance de la fibration de Tits 248
Download as PDF Chapter: 4.1 La fibration de Tits 248
Download as PDF Chapter: 4.2 Première application 249
Download as PDF Chapter: 5. Quelques exemples 249
Download as PDF Chapter: 6. Existence de facteurs inversibles. 252
Download as PDF Chapter: 6.1 Structure de la fibration de Tits 253
Download as PDF Chapter: 6.2 Un théorème de Jörg Winkelmann 254
Download as PDF Chapter: 6.3 Endomorphismes agissant par automorphismes dans les fibres 255
Download as PDF Chapter: 6.4 Application 258
Download as PDF Chapter: 7. Endomorphismes irréductibles 258
Download as PDF Bibliography 261
Download as PDF Article: HYPERBOLICITY OF MAPPING-TORUS GROUPS AND SPACES 263
Download as PDF Abstract 263
Download as PDF Chapter: Introduction 263
Download as PDF Chapter: 1. An illustration 268
Download as PDF Chapter: 2. Mapping-telescopes and forest-stacks 271
Download as PDF Chapter: 3. Metrics 272
Download as PDF Chapter: 3.1 Horizontal and vertical metrics 272
Download as PDF Chapter: 3.2 Telescopic metric 275
Download as PDF Chapter: 4. Main theorem 276
Download as PDF Chapter: 5. PRELIMINARY WORK 278
Download as PDF Chapter: 5.1 About dilatation in cancellations 280
Download as PDF Chapter: 5.2 Straight telescopic paths 282
Download as PDF Chapter: 6. About straight quasi geodesics 283
Download as PDF Chapter: 7. Substitution of quasi geodesics 285
Download as PDF Chapter: 8. Approximation of straight quasi geodesics in fine position 288
Download as PDF Chapter: 9. PUTTING PATHS IN FINE POSITION 289
Download as PDF Chapter: 10. Straight quasi geodesic bigons are thin 291
Download as PDF Chapter: 11. Geodesic triangles are thin 293
Download as PDF Chapter: 12. Back to mapping-telescopes 296
Download as PDF Chapter: 12.1 Statement of the theorem 296
Download as PDF Chapter: 12.2 Proof of Theorem 12.4 298
Download as PDF Chapter: 13. About mapping-torus groups 298
Download as PDF Chapter: 13.1 Relationships with mapping-telescopes 299
Download as PDF Chapter: 13.2 Free group endomorphisms and forest-maps 301
Download as PDF Chapter: 13.3 Proof of Theorem 13.2 303
Download as PDF Bibliography 304
Download as PDF Article: THE BASIC GERBE OVER A COMPACT SIMPLE LIE GROUP 307
Download as PDF Abstract 307
Download as PDF Chapter: 1. Introduction 307
Download as PDF Chapter: 2. Gerbes with connections 309
Download as PDF Chapter: 2.1 Chatterjee-Hitchin gerbes 309
Download as PDF Chapter: 2.2 Bundle gerbes 310
Download as PDF Chapter: 2.3 Simplicial gerbes 311
Download as PDF Chapter: 2.4 Equivariant bundle gerbes 315
Download as PDF Chapter: 3. Gerbes from principal bundles 316
Download as PDF Chapter: 4. Gluing data 319
Download as PDF Chapter: 5. The basic gerbe over a compact simple Lie group 323
Download as PDF Chapter: 5.1 Notation 323
Download as PDF Chapter: 5.2 The basic 3-form on G 324
Download as PDF Chapter: 5.3 The special unitary group 326
Download as PDF Chapter: 6. Pre-quantization of conjugacy classes 329
Download as PDF Appendix: Appendix A. Proof of Lemma 4.4 331
Download as PDF Bibliography 332
Download as PDF Article: ANALYSE DE FOURIER DES FRACTIONS CONTINUES À QUOTIENTS RESTREINTS 335
Download as PDF Abstract 335
Download as PDF Chapter: 1. Introduction 335
Download as PDF Chapter: 2. Les ensembles F(A) 337
Download as PDF Chapter: 3. Dimension de Hausdorff 340
Download as PDF Chapter: 4. Une mesure spéciale 341
Download as PDF Chapter: 5. Intégrales oscillantes 344
Download as PDF Chapter: 6. Estimation de la transformée de Fourier 345
Download as PDF Chapter: 7. Une question de Montgomery 352
Download as PDF Chapter: 8. COMMENTAIRES ET QUESTIONS 354
Download as PDF Bibliography 355
Download as PDF Article: ON THE CLASSIFICATION OF RATIONAL KNOTS 357
Download as PDF Abstract 357
Download as PDF Chapter: 1. Introduction 357
Download as PDF Chapter: 2. Rational tangles and their invariant fractions 362
Download as PDF Chapter: 3. The classification of unoriented rational knots 373
Download as PDF Chapter: 3.1 The cuts 375
Download as PDF Chapter: 3.2 The flypes 384
Download as PDF Chapter: 4. Rational knots and their mirror images 392
Download as PDF Chapter: 5. On connectivity 393
Download as PDF Chapter: 6. The oriented case 395
Download as PDF Chapter: 7. Strongly invertible links 405
Download as PDF Bibliography 407
Download as PDF Rubric: BULLETIN BIBLIOGRAPHIQUE 29
Download as PDF Chapter: Généralités 29
Download as PDF Chapter: Histoire 35
Download as PDF Chapter: Logique et fondements 36
Download as PDF Chapter: Analyse combinatoire 36
Download as PDF Chapter: Théorie des nombres 37
Download as PDF Chapter: Corps et polynômes 38
Download as PDF Chapter: Géométrie algébrique 38
Download as PDF Chapter: Anneaux et algèbres 40
Download as PDF Chapter: K-théorie 41
Download as PDF Chapter: Théorie des groupes et généralisations 41
Download as PDF Chapter: Groupes topologiques ; groupes et algèbres de Lie 42
Download as PDF Chapter: Fonctions d'une variable complexe 42
Download as PDF Chapter: Fonctions de plusieurs variables complexes 43
Download as PDF Chapter: Équations différentielles ordinaires 44
Download as PDF Chapter: Équations aux dérivées partielles 44
Download as PDF Chapter: Systèmes dynamiques et théorie ergodique 44
Download as PDF Chapter: Approximations et développements en série 45
Download as PDF Chapter: Analyse de Fourier, analyse harmonique abstraite 46
Download as PDF Chapter: Analyse fonctionnelle 46
Download as PDF Chapter: Théorie des opérateurs 47
Download as PDF Chapter: Calcul des variations et contrôle optimal 47
Download as PDF Chapter: Géométrie 48
Download as PDF Chapter: Géométrie différentielle 48
Download as PDF Chapter: Topologie algébrique 49
Download as PDF Chapter: Topologie des variétés, analyse globale et analyse des variétés 50
Download as PDF Chapter: Probabilités et processus stochastiques 51
Download as PDF Chapter: Statistique 51
Download as PDF Chapter: Analyse numérique 52
Download as PDF Chapter: Informatique 53
Download as PDF Chapter: Mécanique des fluides, acoustique 53
Download as PDF Chapter: Biologie et sciences du comportement 54
Download as PDF Chapter: Information, communication, circuits 54
Download as PDF Back matter
Download as PDF Front matter
Download as PDF Index
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