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Hunt B. — Geometry of Some Special Arithmetic Quotients |
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Предметный указатель |
47
Abelian surfaces, with a level 3 structure 217
Abelian varieties, level structure 27
Abelian variety 15 37 40 43 48 83 89 100 102 104 186 187 190
Abelian variety, as compactification divisor 199 202
Abelian variety, endomorphism algebra 15
Abelian variety, endomorphism ring 15
Abelian variety, moduli space of 19
Abelian variety, of type 17
Accessory irrationality 135 141 195 198
Adjunction 204
Algebraic equations 133
Algebraic group 265
Algebraic group, anisotropic 266
Algebraic group, isotropic 265
Algebraic group, of hermitian type 266
Arithmetic group 19 275—281
Arrangement 67 150 172 177 183 204 227 245
Arrangement, Fermat covers of 71
Arrangement, general position 68
Arrangement, induced 229
Arrangement, resolution 69
Arrangement, singular locus 68 71
Arrangement, singularities 68
Associated sets of lines 105
Baily — Borel embedding 87 105 197 203
Ball quotient 58 74 198—202 245
Ball quotient, Satake compactification of 220
Bergmann kernel function 201
Bergmann metric 63 201
Binary forms 297—302
Binary forms, discriminant 298
Binary forms, invariants 297
Binary forms, quintics 298
Binary forms, sextics 300
Binary sextic 157 195
Binary sextic, invariants 195
Binary sextic, Joubert normal form 162
Binary sextic, Maschke normal form 162
Binary sextic, Weierstrass form 159
Birational transformation 69 76 91 98 99
Boundary component 31 74 272—275
Boundary component, rational 273
Boundary varieties 52
Brauer group 257—259
Bring curve 143
Bring equation 139
Bring form 135
Burkhardt form problem 165
Burkhardt group 161 164 197 233
Burkhardt quartic 151 169—172
Burkhardt quartic , dual variety 221
Burkhardt quartic , Hessian variety 185 190 192
Burkhardt quartic , modular subvarieties 219
Burkhardt quartic , moduli interpretation 217 218
Burkhardt quartic , rationality of 184
Calabi — Yau threefolds 241 243 247
Canonical level structure 41
Cayley cubic 75 99 104 115—122
Cayley cubic , affine equation 117
Cayley cubic , Hessian variety 118 319
Cayley cubic , hexahedral form 115
Cayley cubic , lines 116
Cayley cubic , pentahedral form 115
Cayley cubic , tritangents 116
Central simple algebra 16 257
Central simple algebra, index 257
Central simple algebra, integral element 277
Central simple algebra, order 257
Central simple algebra, similar 257
Central simple algebra, splitting field 257
Class of a variety 288
Clebsch cubic 75 122—128 143
Clebsch cubic , automorphism group 123
Clebsch cubic , Hessian 184 319
Clebsch cubic , hexahedral form 122
Clebsch cubic , lines 125
Clebsch cubic , pentahedral form 122
Clebsch cubic , tritangents 124
Clebsch transference principle 131 296 307
Coble variety 105—107 250
Coble variety , modular subvarieties 106
Coble variety , moduli interpretation 106
Coble variety , singular locus 106
Collineation 310
Collineation group 165
Compactification 38
Compactification, Baily — Borel 216
Compactification, ball quotients 208
Compactification, Satake 36 45 78 104 216 218
Compactification, toroidal 36 45
Complex multiplication 83 104 218
Configuration, 103
Configuration, 311
Configuration, 15 lines 84
Configuration, 27 hyperplanes 241
Configuration, 36 points 232
Configuration, 45 nodes 172
Configuration, Hesse 174
Configuration, Witting 187
Correlation group 165
Covariant 294
Covariant, degree 284
Covariant, order 284
Covariant, projective 284
Covariant, weight 284
Cremona transformation 70 131 164
cube 68
Cubic line complex 313
Cubic surfaces 109—133 251
Cubic surfaces, covariant surface 307
Cubic surfaces, covariants 114
Cubic surfaces, degenerate 130
Cubic surfaces, discriminant 132
Cubic surfaces, double six 110 223 229
Cubic surfaces, double six, azygetic 111 224
Cubic surfaces, double six, syzygetic 111 224
Cubic surfaces, equation for the 27 lines 114 148—167
Cubic surfaces, equations 112
Cubic surfaces, equations, hexahedral 113
Cubic surfaces, equations, pentahedral 112
Cubic surfaces, Fermat 176
Cubic surfaces, Hessian variety 304 318
Cubic surfaces, hexahedral form 129 160
Cubic surfaces, invariants 114 131 302—310
Cubic surfaces, invariants, hexahedral 160 165
Cubic surfaces, invariants, irrational 163
Cubic surfaces, invariants, quatenary 160
Cubic surfaces, invariants, tritangent 164
Cubic surfaces, moduli space 105 107
Cubic surfaces, parabolic curve 304
Cubic surfaces, tritangents 110 223 227
Cubic surfaces, tritangents, triads of trihedral pairs 112 224
Cubic surfaces, tritangents, trihedral pair 111 224
Curvature 200
Cusp 45 99
Cyclic algebra 259
Cyclic algebra, with involution of the second kind 261
Defect 242
Del Pezzo surfaces 99 128—129
Desmic figure 68
Desmic surface 171 179
Desmic surface, double cover 181
Desmic surface, elliptic fibration 181
Desmic tetrahedra 171 175 179 233 311
Dieudonne determinant 29
Division algebra 16 29—31 259 280
Division problem 136
Domain 19
Domain, tube 31
| Domain, type IV 46
Double octics 247
Duads 85
Dual variety 85 287
Dual variety, singularities of 288
Eckard point 123 164
Elementary symmetric functions 148 163 170 197 234 306 309
Elimination theory 155
Elliptic functions 139
Elliptic modular surface 49 55 93 203 220
Elliptic singularity 49
Enriques surface 317
Enveloping cone 192
Equation problem 132 160 290
Euler's theorem 291
Expressions of Lagrange 147
Fermat cover 49 71 93 204
Finite geometry 90
Form problem 133 150 290
Fox closure 71
Generating set for a group 216
GIT quotient 105
Hauptgleichung 142 148
Hauptmodul 137
Heisenberg group 100 188
Hermitian form 43 210 265
Hermitian form, anisotropic 260
Hermitian form, determinant 43
Hermitian form, involution of the first kind 256
Hermitian form, involution of the second kind 256
Hermitian form, isotropic 29 256
Hermitian form, over skew fields 255
Hermitian form, signature 43
Hesse group 151
Hesse pencil 150 174 203
Hesse pencil, extended 150
hessian 285
Hessian variety 285
Hessian variety, discriminant 284
Hilbert modular surface 75
Hodge structure 46
Hyperbolic planes 29—35 256 265
Hyperbolic planes, arithmetic groups 31 280
Hyperbolic planes, maximal isotropic subspaces 29
Hyperbolic planes, modular subvarieties 34
Hyperbolic planes, moduli interpretation 33
Hyperelliptic curves 56 153
Hyperelliptic curves, level structure 56
Hyperelliptic functions 148 186 218
Hypergeometric differential equation 72
Icosahedral equation 143
Icosahedral group 123 175 301
Icosahedral solvent 147
icosahedron 143—149
Icosahedron, inscribed octahedron 143 147
Igusa desingularization 38 218
Igusa quartic 84—94 163 249 319
Igusa quartic , Hessian variety 94
Igusa quartic , Jacobian ideal 92
Igusa quartic , moduli interpretation 89
Igusa quartic , singular locus 89
Invariant quintic 234—239
Invariant quintic , as double cover 246
Invariant quintic , cuspidal model 244
Invariant quintic , equations 234
Invariant quintic , hyperplane sections 239
Invariant quintic , Jacobian ideal 237 242
Invariant quintic , Picard group 251
Invariant quintic , rationalization of 238
Invariant quintic , singularieties 236
Invariants 282—290
Invariants, absolute 283
Invariants, covariantly equivalent 133
Invariants, of finite groups 288
Invariants, relative 282
Invariants, simultaneous 282
Invariants, weight 283
Involution 255
Involution, canonical on quaternion algebra 260
Involution, of the second kind 16 30 259 261
Involution, orthogonal type 258
Involution, positive 15 264
Involution, Rosati 15
Involution, symplectic type 258 260
Isogeny 136
Isotropic subspaces 38 273 275
Isotropic subspaces, maximal 29
Jacobi equation 138
Jacobian determinant 191 285 289 315 317
Jacobian variety 52 83 219
Janus-like algebraic varieties 50—65 220
Jordan pentahedra 170
Jordan primes 151 171 173 179 219 233
K3-surfaces 47 105 107 188 192 193
K3-surfaces, degeneration 49
K3-surfaces, double covers 47
Killing form 226
Kummer modular surface 55 91
Kummer surface 48 86 89 100 180 190 193 217 219 310 315 319
Kummer surface, cone over 192
Lattice 17
Lattice, automorphisms of 19
Lattice, definite unimodular 45
Lattice, dual 41
Lattice, Picard 50
Lefschetz hyperplane theorem 77 251
Legendre normal form 138
Level a-structure 44
Level structure 20
Line coordinates 156
Logarithmic Chern classes 198
Macdonald representation 231
Maschke form problem 157 159
Maximal order 31
Metrics, dual 63
Mixed concomitants 287
Modular equation 135
Modular function 137
Moduli functors 22—25
Moduli spaces 22—28
Moduli spaces, coarse 25
Moduli spaces, fine 25
Moduli spaces, of abelian varieties 26
Moduli spaces, of complex abelian varieties 28
Mumford's proportionality 200
Nieto quintic 94 241
Nieto quintic , moduli interpretation 100
Nieto quintic , planes lying on 95
Nieto quintic , singular locus 95
Node 48 69 86 99 102 115 118 170 188 203
Norm 277
Norm, reduced 29 257
octahedron 68
Order 275
Order of a variety 286
Order, discriminant 278
Order, maximal 277 279 281
Parabolic 59 207 275
Parabolic divisor 288
Parabolic, rational 31 272
Paramodular group 40
Pel-structure 20
Pel-type 20
Pel-type, admissible 21
Pel-type, equivalence of 20
Period 72 136 158 195 198 311
Period map 107 243
Period, normalized 19
Picard curves 55 219
Picard curves, level structure 56
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