Preface to the second edition |
|
xi | |
Introduction |
|
xiii | |
Terminology, conventions, and notation |
|
xxiii | |
|
PART I Constructions, examples, and structure theory |
|
|
1 | (156) |
|
1 Overview of pseudo-reductivity |
|
|
3 | (41) |
|
1.1 Comparison with the reductive case |
|
|
3 | (8) |
|
1.2 Elementary properties of pseudo-reductive groups |
|
|
11 | (5) |
|
1.3 Preparations for the standard construction |
|
|
16 | (10) |
|
1.4 The standard construction and examples |
|
|
26 | (8) |
|
|
34 | (2) |
|
1.6 Weil restriction and fields of definition |
|
|
36 | (8) |
|
2 Root groups and root systems |
|
|
44 | (48) |
|
2.1 Limits associated to 1-parameter subgroups |
|
|
45 | (16) |
|
2.2 Pseudo-parabolic subgroups |
|
|
61 | (12) |
|
2.3 Root groups in pseudo-reductive groups |
|
|
73 | (11) |
|
2.4 Representability of automorphism functors |
|
|
84 | (8) |
|
|
92 | (65) |
|
3.1 Perfect normal subgroups of pseudo-reductive groups |
|
|
92 | (8) |
|
3.2 Root datum for pseudo-reductive groups |
|
|
100 | (6) |
|
3.3 Unipotent groups associated to semigroups of weights |
|
|
106 | (16) |
|
3.4 Bruhat decomposition and Levi subgroups |
|
|
122 | (16) |
|
3.5 Classification of pseudo-parabolic subgroups |
|
|
138 | (19) |
|
PART II Standard presentations and their applications |
|
|
157 | (70) |
|
4 Variation of (G', k'/k, T', C) |
|
|
159 | (14) |
|
4.1 Absolutely simple and simply connected fibers |
|
|
159 | (5) |
|
4.2 Uniqueness of (G', k' /k) |
|
|
164 | (9) |
|
5 Ubiquity of the standard construction |
|
|
173 | (29) |
|
5.1 Main theorem and central extensions |
|
|
173 | (8) |
|
5.2 Properties of standardness and standard presentations |
|
|
181 | (10) |
|
5.3 A standardness criterion |
|
|
191 | (11) |
|
|
202 | (25) |
|
6.1 The A1 case away from characteristic 2 |
|
|
203 | (6) |
|
6.2 Types A2 and G2 away from characteristic 3 |
|
|
209 | (5) |
|
6.3 General cases away from characteristics 2 and 3 |
|
|
214 | (13) |
|
PART III General classification and applications |
|
|
227 | (236) |
|
7 The exotic constructions |
|
|
229 | (36) |
|
7.1 Calculations in characteristics 2 and 3 |
|
|
229 | (10) |
|
7.2 Basic exotic pseudo-reductive groups |
|
|
239 | (12) |
|
7.3 Algebraic and arithmetic aspects of basic exotic pseudo-reductive groups |
|
|
251 | (14) |
|
8 Preparations for classification in characteristics 2 and 3 |
|
|
265 | (24) |
|
8.1 Further properties of basic exotic pseudo-reductive groups |
|
|
265 | (5) |
|
8.2 Exceptional and exotic pseudo-reductive groups |
|
|
270 | (19) |
|
9 Absolutely pseudo-simple groups in characteristic 2 |
|
|
289 | (133) |
|
9.1 Subgroups of RK/K(SL2) and RK/K(PGL2) |
|
|
290 | (16) |
|
9.2 Pseudo-split pseudo-simple groups of type A1 |
|
|
306 | (4) |
|
9.3 Root groups and module schemes |
|
|
310 | (10) |
|
|
320 | (14) |
|
9.5 Computations with a multipliable root |
|
|
334 | (5) |
|
9.6 Birational group law preparations |
|
|
339 | (17) |
|
9.7 Construction of birational group laws |
|
|
356 | (15) |
|
9.8 Properties of the groups GV(2), V', n |
|
|
371 | (41) |
|
9.9 Classification over fields k with [ k: k2] = 2 |
|
|
412 | (10) |
|
|
422 | (16) |
|
10.1 Factors with non-reduced root system and the generalized standard construction |
|
|
422 | (9) |
|
10.2 Classification via generalized standard groups |
|
|
431 | (7) |
|
|
438 | (25) |
|
11.1 Maximal tori in pseudo-reductive groups |
|
|
438 | (5) |
|
11.2 Pseudo-semisimplicity |
|
|
443 | (5) |
|
|
448 | (4) |
|
11.4 Structure of root groups and pseudo-parabolic subgroups |
|
|
452 | (11) |
|
|
463 | (2) |
|
A Background in linear algebraic groups |
|
|
465 | (96) |
|
A.1 Review of definitions |
|
|
466 | (8) |
|
A.2 Some results from the general theory |
|
|
474 | (8) |
|
A.3 Frobenius morphisms and non-affine groups |
|
|
482 | (6) |
|
A.4 Split reductive groups: Existence, Isomorphism, and Isogeny Theorems |
|
|
488 | (15) |
|
A.5 Weil restriction generalities |
|
|
503 | (20) |
|
A.6 Groups without Levi subgroups |
|
|
523 | (5) |
|
A.7 Lie algebras and Weil restriction |
|
|
528 | (12) |
|
A.8 Lie algebras and groups of multiplicative type |
|
|
540 | (21) |
|
B Tits' work on unipotent groups in nonzero characteristic |
|
|
561 | (20) |
|
B.1 Subgroups of vector groups |
|
|
561 | (6) |
|
B.2 Wound unipotent groups |
|
|
567 | (4) |
|
|
571 | (4) |
|
B.4 Torus actions on unipotent groups |
|
|
575 | (6) |
|
C Rational conjugacy and relative root systems |
|
|
581 | (75) |
|
|
581 | (11) |
|
C.2 Conjugacy results in the smooth affine case |
|
|
592 | (48) |
|
C.3 Split unipotent subgroups of pseudo-reductive groups |
|
|
640 | (9) |
|
C.4 Beyond the smooth affine case |
|
|
649 | (7) |
References |
|
656 | (3) |
Index |
|
659 | |