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

Band 48 (2002)
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Heft 1-2: L'ENSEIGNEMENT MATHÉMATIQUE
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Download as PDF Inhaltsverzeichnis 1
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Download as PDF Artikel: THE COSET WEIGHT DISTRIBUTIONS OF CERTAIN BCH CODES AND A FAMILY OF CURVES 3
Download as PDF Kapitel: Introduction 3
Download as PDF Kapitel: §1. A FAMILY OF CURVES 5
Download as PDF Kapitel: §2. DISSECTING THE JACOBIAN 8
Download as PDF Kapitel: §3. BOUNDS FOR N(A,B) 13
Download as PDF Kapitel: §4. Numerical results 17
Download as PDF Kapitel: §5. The covering radius 19
Download as PDF Bibliographie 20
Download as PDF Artikel: HOLONOMY AND SUBMANIFOLD GEOMETRY 23
Download as PDF Kurzfassung 23
Download as PDF Kapitel: 1. Introduction 23
Download as PDF Kapitel: 2. Riemannian holonomy 25
Download as PDF Kapitel: 3. Normal holonomy 27
Download as PDF Kapitel: 4. Homogeneity and holonomy 39
Download as PDF Kapitel: 5. Lorentzian holonomy and homogeneous submanifolds of $H^n$ 45
Download as PDF Bibliographie 48
Download as PDF Artikel: TRIPLE RATIO ON THE UNITARY STIEFEL MANIFOLD 51
Download as PDF Kurzfassung 51
Download as PDF Kapitel: Introduction 51
Download as PDF Kapitel: 1. Geometric setting 52
Download as PDF Kapitel: 2. Action of G on $S \times S$ and $S \times S \times S$ 55
Download as PDF Kapitel: 3. Orbits for the $GL_q$-action on $\tilde{T}_q$ 58
Download as PDF Kapitel: 4. The triple ratio on S 68
Download as PDF Bibliographie 70
Download as PDF Artikel: THE HILBERT METRIC AND GROMOV HYPERBOLICITY 73
Download as PDF Kurzfassung 73
Download as PDF Kapitel: Introduction 73
Download as PDF Kapitel: 1. Intersecting chords in convex domains 75
Download as PDF Kapitel: 1.1 Intersecting line segments and Menger curvature 76
Download as PDF Kapitel: 1.2 Chords larger than δ 77
Download as PDF Kapitel: 2. Hyperbolicity of Hilbert's metric 78
Download as PDF Kapitel: 3. Intersecting chords theorem for convex $C^2$-domains 81
Download as PDF Kapitel: 3.1 The two-dimensional case 81
Download as PDF Kapitel: 3.2 The proof of Theorem 3.1 83
Download as PDF Kapitel: 4. CONSEQUENCES OF GROMOV HYPERBOLICITY FOR THE SHAPE OF THE BOUNDARY 84
Download as PDF Kapitel: 5. NON-STRICTLY CONVEX DOMAINS 86
Download as PDF Bibliographie 88
Download as PDF Artikel: SEMISTABLE K3-SURFACES WITH ICOSAHEDRAL SYMMETRY 91
Download as PDF Kurzfassung 91
Download as PDF Kapitel: Introduction 91
Download as PDF Kapitel: 1. Semistable degenerations of K3 -surfaces 93
Download as PDF Kapitel: 2. Tetrahedra 96
Download as PDF Kapitel: 3. DEFORMATION THEORY 105
Download as PDF Kapitel: 4. HODGE ALGEBRAS 113
Download as PDF Kapitel: 5. The dodecahedron 115
Download as PDF Bibliographie 125
Download as PDF Artikel: EXPOSANT ET INDICE D'ALGÈBRES SIMPLES CENTRALES NON RAMIFIÉES 127
Download as PDF Kapitel: 1. Quelques résultats et exemples classiques 129
Download as PDF Kapitel: 2. Algèbres non ramifiées via la réduction d'indice 133
Download as PDF Kapitel: 3. Algèbres non ramifiées sur les produits de courbes 137
Download as PDF Anhang: APPENDICE 139
Download as PDF Bibliographie 145
Download as PDF Artikel: L'ÉQUATION DE NAGELL-LJUNGGREN $\frac{x^n – 1}{x – 1} = y^q$ 147
Download as PDF Kapitel: 1. Introduction 147
Download as PDF Kapitel: 2. Les résultats de Nagell et Ljunggren 149
Download as PDF Kapitel: 3. Application des formes linéaires de logarithmes : RÉSULTATS DE FINITUDE 150
Download as PDF Kapitel: 4. Un outil important : les formes linéaires de logarithmes 152
Download as PDF Kapitel: 5. Un exemple de résolution complète de l'équation (1) 155
Download as PDF Kapitel: 6. OÙ APPARAISSENT LES FORMES LINÉAIRES DE LOGARITHMES p-ADIQUES 157
Download as PDF Kapitel: 7. A NOUVEAU LES CONGRUENCES 159
Download as PDF Kapitel: 8. Une extension du théorème de Nagell et Ljunggren 160
Download as PDF Kapitel: 9. Autres résultats 161
Download as PDF Kapitel: 10. L'ÉQUATION $\frac{x^n – 1}{x – 1} = y^q$ 163
Download as PDF Kapitel: 11. Le cas x < 0 164
Download as PDF Kapitel: 12. Applications 164
Download as PDF Bibliographie 165
Download as PDF Artikel: THE FANNING METHOD FOR CONSTRUCTING EVEN UNIMODULAR LATTICES. I 169
Download as PDF Kurzfassung 169
Download as PDF Kapitel: Introduction 169
Download as PDF Kapitel: 1. Lattices 170
Download as PDF Kapitel: 2. ISOFOLDS AND ISOFANS 174
Download as PDF Kapitel: 3. Elementary isofans and isofolds 180
Download as PDF Bibliographie 186
Download as PDF Rubrik: BULLETIN BIBLIOGRAPHIQUE 1
Download as PDF Kapitel: Généralités 1
Download as PDF Kapitel: Histoire 3
Download as PDF Kapitel: Logique et fondements 4
Download as PDF Kapitel: Analyse combinatoire 5
Download as PDF Kapitel: Ordre, treillis 6
Download as PDF Kapitel: Théorie des nombres 6
Download as PDF Kapitel: Corps et polynômes 7
Download as PDF Kapitel: Géométrie algébrique 7
Download as PDF Kapitel: Algèbre linéaire et multilinéaire, théorie des matrices 8
Download as PDF Kapitel: Anneaux et algèbres 8
Download as PDF Kapitel: Théorie des groupes et généralisations 9
Download as PDF Kapitel: Groupes topologiques; groupes et algèbres de Lie 10
Download as PDF Kapitel: Fonctions de variables réelles 10
Download as PDF Kapitel: Fonctions d'une variable complexe 10
Download as PDF Kapitel: Équations différentielles ordinaires 11
Download as PDF Kapitel: Équations aux dérivées partielles 11
Download as PDF Kapitel: Systèmes dynamiques et théorie ergodique 12
Download as PDF Kapitel: Équations aux différences finies, équations fonctionnelles 12
Download as PDF Kapitel: Analyse de Fourier, analyse harmonique abstraite 12
Download as PDF Kapitel: Analyse fonctionnelle 13
Download as PDF Kapitel: Théorie des opérateurs 15
Download as PDF Kapitel: Calcul des variations 16
Download as PDF Kapitel: Géométrie 16
Download as PDF Kapitel: Géométrie différentielle 16
Download as PDF Kapitel: Topologie algébrique 18
Download as PDF Kapitel: Topologie des variétés, analyse globale et analyse des variétés 18
Download as PDF Kapitel: Probabilités et processus stochastiques 20
Download as PDF Kapitel: Statistique 21
Download as PDF Kapitel: Analyse numérique 21
Download as PDF Kapitel: Informatique 22
Download as PDF Kapitel: Mécanique des solides, élasticité et plasticité 23
Download as PDF Kapitel: Mécanique des fluides, acoustique 24
Download as PDF Kapitel: Thermodynamique classique, propagation de la chaleur 24
Download as PDF Kapitel: Mécanique quantique 24
Download as PDF Kapitel: Astronomie et astrophysique 24
Download as PDF Kapitel: Économie, recherche opérationnelle, jeux 25
Download as PDF Kapitel: Biologie et sciences du comportement 25
Download as PDF Kapitel: Information, communication, circuits 26
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Heft 3-4: L'ENSEIGNEMENT MATHÉMATIQUE
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Download as PDF Inhaltsverzeichnis 189
Download as PDF Titelseiten 190
Download as PDF Artikel: ON THE RATIONAL FORMS OF NILPOTENT LIE ALGEBRAS AND LATTICES IN NILPOTENT LIE GROUPS 191
Download as PDF Kurzfassung 191
Download as PDF Kapitel: 1. Introduction 191
Download as PDF Kapitel: 2. Nilpotent Lie algebras with a unique rational form up to isomorphism 194
Download as PDF Kapitel: 2.1 HEISENBERG ALGEBRAS 194
Download as PDF Kapitel: 2.2 Example of a free nilpotent algebra 196
Download as PDF Kapitel: 2.3 More examples 196
Download as PDF Kapitel: 3. Malcev's example 197
Download as PDF Kapitel: 4. Nilpotent Lie algebras with infinitely many non-isomorphic rational forms 201
Download as PDF Kapitel: 4.1 Basic lemma 201
Download as PDF Kapitel: 4.2 Proof of Theorem 2 201
Download as PDF Kapitel: 4.3 Classification of rational forms for some 6-dimensional Lie ALGEBRAS 203
Download as PDF Bibliographie 207
Download as PDF Artikel: MM-SPACES AND GROUP ACTIONS 209
Download as PDF Kurzfassung 209
Download as PDF Kapitel: 1. Introduction 209
Download as PDF Kapitel: 2. Some concepts of asymptotic geometric analysis 210
Download as PDF Kapitel: 3. A TRANSFORMATION GROUP FRAMEWORK 212
Download as PDF Kapitel: 4. Concentration property and fixed points 217
Download as PDF Kapitel: 5. Invariant means on spheres 222
Download as PDF Kapitel: 6. Ramsey-Dvoretzky-Milman property 226
Download as PDF Kapitel: 6.1 EXTREME AMENABILITY AND SMALL OSCILLATIONS 226
Download as PDF Kapitel: 6.2 Dvoretzky's theorem 227
Download as PDF Kapitel: 6.3 Ramsey's theorem 228
Download as PDF Kapitel: 6.4 Extreme amenability and minimal flows 230
Download as PDF Kapitel: 6.5 The Urysohn metric space 231
Download as PDF Kapitel: 7. Concentration to a non-trivial space 232
Download as PDF Kapitel: 8. Reading suggestions 234
Download as PDF Bibliographie 235
Download as PDF Artikel: TOPOLOGICAL PROOF OF THE GROTHENDIECK FORMULA IN REAL ALGEBRAIC GEOMETRY 237
Download as PDF Kapitel: Introduction 237
Download as PDF Kapitel: 1. The Grothendieck formula 238
Download as PDF Kapitel: 2. Proof of the Grothendieck formula 244
Download as PDF Bibliographie 257
Download as PDF Artikel: AN HOMOLOGY 4-SPHERE GROUP WITH NEGATIVE DEFICIENCY 259
Download as PDF Kurzfassung 259
Download as PDF Rubrik 260
Download as PDF Bibliographie 262
Download as PDF Artikel: ON THE CLASSIFICATION OF CERTAIN PIECEWISE LINEAR AND DIFFERENTIABLE MANIFOLDS IN DIMENSION EIGHT AND AUTOMORPHISMS OF $\sharp_{i=1}^b (S^2 \times S^5)$ 263
Download as PDF Kurzfassung 263
Download as PDF Kapitel: 1. Introduction 263
Download as PDF Kapitel: 2. STATEMENT OF THE RESULT 264
Download as PDF Kapitel: 2.1 The classical invariants 265
Download as PDF Kapitel: 2.2 Manifolds with trivial cup form $\delta_x$ 267
Download as PDF Kapitel: 3. Preliminaries 269
Download as PDF Kapitel: 3.1 The structure of manifolds: handle attachment and surgery 269
Download as PDF Kapitel: 3.2 CONSEQUENCES FOR E-MANIFOLDS OF DIMENSION EIGHT WITH $W_2 = 0$ 271
Download as PDF Kapitel: 3.3 Homotopy vs. isotopy 271
Download as PDF Kapitel: 3.4 SOME 4-DIMENSIONAL CW-COMPLEXES 273
Download as PDF Kapitel: 3.5 Pontrjagin classes and $\pi_3(SO(4))$ 274
Download as PDF Kapitel: 3.6 Links of 3-spheres in $\sharp_{i=1}^b (S^2 \times S^5)$ 274
Download as PDF Kapitel: 3.7 Links of 5-spheres in $S^8$ 275
Download as PDF Kapitel: 4. Proof of Theorem 2.2 and Theorem 2.4 278
Download as PDF Kapitel: 4.1 Proof of Theorem 2.2 278
Download as PDF Kapitel: 4.2 THE DETERMINATION OF $W_4$ IN THE GENERAL CASE 280
Download as PDF Kapitel: 4.3 Manifolds with given invariants 281
Download as PDF Kapitel: 5. Structure of the group $Aut_0^{PL}(\sharp_{i=1}^b (S^2 \times S^5))/Aut_0^{PL}(\sharp_{i=1}^b (S^2 \times D^6))$ 285
Download as PDF Bibliographie 288
Download as PDF Artikel: UNE PREUVE GÉOMÉTRIQUE DU THÉORÈME DE JUNG 291
Download as PDF Kapitel: 1. Introduction 291
Download as PDF Kapitel: 2. Applications birationnelles entre surfaces 296
Download as PDF Kapitel: 3. Preuve du théorème de Jung 302
Download as PDF Kapitel: 4. Compléments 310
Download as PDF Kapitel: 4.1 Un exemple 310
Download as PDF Kapitel: 4.2 Structure de produit amalgamé 312
Download as PDF Kapitel: 4.3 Preuve sur un corps quelconque 312
Download as PDF Bibliographie 314
Download as PDF Artikel: TORSION NUMBERS OF AUGMENTED GROUPS WITH APPLICATIONS TO KNOTS AND LINKS 317
Download as PDF Kurzfassung 317
Download as PDF Kapitel: 1. Introduction 317
Download as PDF Kapitel: 2. Augmented groups and torsion numbers 319
Download as PDF Kapitel: 3. EXTENDED FOX FORMULA AND RECURRENCE 326
Download as PDF Kapitel: 4. Prime parts of torsion numbers 333
Download as PDF Kapitel: 5. Torsion numbers and links 337
Download as PDF Bibliographie 342
Download as PDF Artikel: PROJECTIVE MODULES OVER SOME PRÜFER RINGS 345
Download as PDF Kapitel: 1. Introduction 345
Download as PDF Kapitel: 2. A GENERAL STEINITZ ISOMORPHISM THEOREM 347
Download as PDF Kapitel: 3. DECOMPOSITION OF FINITELY GENERATED PROJECTIVE MODULES 349
Download as PDF Kapitel: 4. Rings with the strong $1\frac{1}{2}$ -generator property 351
Download as PDF Kapitel: 5. Non finitely generated projective modules 353
Download as PDF Bibliographie 356
Download as PDF Artikel: THE NONAMENABILITY OF SCHREIER GRAPHS FOR INFINITE INDEX QUASICONVEX SUBGROUPS OF HYPERBOLIC GROUPS 359
Download as PDF Kurzfassung 359
Download as PDF Kapitel: 1. Introduction 359
Download as PDF Kapitel: 2. Nonamenability for graphs 363
Download as PDF Kapitel: 3. Hyperbolic metric spaces 366
Download as PDF Kapitel: 4. Quasiconvex subgroups of hyperbolic groups 367
Download as PDF Kapitel: 5. PROOF OF THE MAIN RESULT 368
Download as PDF Bibliographie 371
Download as PDF Rubrik: COMMISSION INTERNATIONALE DE L'ENSEIGNEMENT MATHÉMATIQUE (THE INTERNATIONAL COMMISSION ON MATHEMATICAL INSTRUCTION) 377
Download as PDF Kapitel: THE ICMI AWARDS IN MATHEMATICS EDUCATION RESEARCH 377
Download as PDF Rubrik: BULLETIN BIBLIOGRAPHIQUE 27
Download as PDF Kapitel: Généralités 27
Download as PDF Kapitel: Histoire 32
Download as PDF Kapitel: Logique et fondements 33
Download as PDF Kapitel: Analyse combinatoire 33
Download as PDF Kapitel: Théorie des nombres 34
Download as PDF Kapitel: Corps et polynômes 35
Download as PDF Kapitel: Géométrie algébrique 35
Download as PDF Kapitel: Anneaux et algèbres 36
Download as PDF Kapitel: K-théorie 37
Download as PDF Kapitel: Théorie des groupes et généralisations 38
Download as PDF Kapitel: Groupes topologiques : groupes et algèbres de Lie 39
Download as PDF Kapitel: Fonctions de variables réelles 40
Download as PDF Kapitel: Fonctions d'une variable complexe 40
Download as PDF Kapitel: Fonctions de plusieurs variables complexes 41
Download as PDF Kapitel: Équations aux dérivées partielles 42
Download as PDF Kapitel: Systèmes dynamiques et théorie ergodique 43
Download as PDF Kapitel: Équations aux différences finies, équations fonctionnelles 45
Download as PDF Kapitel: Approximations et développements en série 45
Download as PDF Kapitel: Analyse de Fourier, analyse harmonique abstraite 45
Download as PDF Kapitel: Analyse fonctionnelle 46
Download as PDF Kapitel: Théorie des opérateurs 47
Download as PDF Kapitel: Calcul des variations 48
Download as PDF Kapitel: Géométrie 49
Download as PDF Kapitel: Ensembles convexes et inégalités géométriques 49
Download as PDF Kapitel: Géométrie différentielle 49
Download as PDF Kapitel: Topologie algébrique 50
Download as PDF Kapitel: Topologie des variétés, analyse globale et analyse des variétés 50
Download as PDF Kapitel: Probabilités et processus stochastiques 52
Download as PDF Kapitel: Statistique 56
Download as PDF Kapitel: Analyse numérique 57
Download as PDF Kapitel: Informatique 58
Download as PDF Kapitel: Mécanique des fluides, acoustique 58
Download as PDF Kapitel: Économie, recherche opérationnelle, jeux 59
Download as PDF Kapitel: Biologie et sciences du comportement 60
Download as PDF Kapitel: Information, communication, circuits 60
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