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升级   52% TA的每日心情 | 开心 2012-1-13 11:05 |
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签到天数: 15 天 [LV.4]偶尔看看III
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对着S4群表看下面就能懂了,我曾把26字母乘群表带身上2月多, d7 f) T/ Y: c; K
5 f! S/ h- X- d& w! L4 w/ G) z2 C
S4 := Sym({ "a", "b", "c", "d" });
0 w( j8 [+ v" z8 |' l> S4;; T- \/ h5 n( ?# L" F2 V, M
Generators(S4);* f( X; t/ V' _$ M
IsAbelian(S4);不是交换群$ J, w+ h( I9 B; I7 Z
Subgroups(S4: Al := "All") ;列出所有子群
# C: S" a! P, _4 ?7 Z! _4 y Subgroups(S4: Al := "Maximal") ;列出所有极大子群
9 P1 _! ~5 }2 X% s& C S0 W
& U! A& j* u; r; z! R( U' w' w( \% ]SubgroupClasses(S4);
9 ^2 B0 z2 p% |5 ]& A) E$ ^4 ?
. {' F8 k5 v" X! {: C: r5 t0 d( G! pNormalSubgroups(S4);$ x1 I' L6 C' J
AbelianSubgroups(S4) ;
' N, O6 z$ m- C. u ]; H6 S. kMaximalSubgroups(S4) ;
4 W* ]) t; F7 J9 G9 h) o. P
& Y) l: D7 h. Q: c9 [* d& l3 ZSubgroupLattice(S4);成格,你可画下这群包扩子群的图; |" V) |% P2 O2 t5 d
+ o7 I/ F4 _- G3 b/ o" z U: y3 QGSet(S4);$ C% u. H# d; |" L! K
ConjugacyClasses(S4);
# H2 k2 t( n, F4 c: }6 O% y9 MNumberOfClasses(S4) ; 5类: c$ p7 P+ t% L- n
/ {3 V9 D/ n" V, D' j0 Q
Symmetric group S4 acting on a set of cardinality 42 S2 {: z/ t9 I4 d& E* a9 _) M
Order = 24 = 2^3 * 3
0 n: h7 d% E, @6 v8 b0 J5 Y{
l; [) Z0 F- \5 a' `$ _ (c, b, a, d),8 b2 B5 t+ h' }, z; A% [ M
(c, b)
7 A; t5 m6 o1 P8 \8 m( @( ^0 s} 两生成元
4 G7 @. ~0 _: i. Rfalse
! F [. I9 J2 w( p( p5 JConjugacy classes of subgroups 子群共扼类
! O4 ^; t+ R( h- R, W8 Z/ P+ y6 ?------------------------------
. S4 M& |( {. d& k ^' Q- Z# x4 l% H6 J7 @+ L! K6 U; F& P
[ 1] Order 1 Length 1
6 `# r% t4 L5 t. y( Y% x$ @ Permutation group acting on a set of cardinality 4
2 z2 R3 z' S' ~7 D+ S* H, \$ Q. J3 v; t Order = 1
7 o: }* Y& Y% |& C[ 2] Order 2 Length 3- k# K# J) m) D3 m' r
Permutation group acting on a set of cardinality 4
3 X/ m% @3 X/ v1 G Order = 2
# P/ K5 M! C& J1 `! e9 I' p (c, d)(b, a)
$ }1 q6 x& f& j( N! t" k. x/ a[ 3] Order 2 Length 6
0 Q r8 r: @! ]" b Permutation group acting on a set of cardinality 4
7 O \ C* i C$ v4 k Order = 2
. T; N! P, Q4 j7 W (a, d)
6 H* D( P, a1 K- N6 k[ 4] Order 3 Length 4' k F( o1 c H v9 r
Permutation group acting on a set of cardinality 4
* r2 `4 m S2 N$ i& c/ p Order = 3
/ n& j5 r* y( y$ U3 P (b, a, d)% Q! U: _0 |" U. ], C$ B N6 S5 N" d' t
[ 5] Order 4 Length 1
# g- b1 P( z5 t- V3 |- f! F Permutation group acting on a set of cardinality 4
5 U) v3 q; I @+ w2 _& H8 t& c Order = 4 = 2^2
' ]9 }+ A0 U: B; M- [/ J' J! m (c, d)(b, a)
% @$ c+ D3 f8 R (c, a)(b, d)
% u: d8 K- y5 B9 O# ~[ 6] Order 4 Length 3
) G2 t5 a; o; ?( @) i Permutation group acting on a set of cardinality 4- g9 T6 Q, T j
Order = 4 = 2^2
" V v, l* w, Y8 o% R (c, d, b, a)
+ Y1 i4 h2 `2 j( A- J/ g. |7 E (c, b)(a, d)* E7 y1 c9 T6 x$ P
[ 7] Order 4 Length 30 S V7 W; `5 a) X
Permutation group acting on a set of cardinality 4. {7 X. R. z) ~! C9 c' N* w7 Z2 x
Order = 4 = 2^2
+ _7 c& b1 {, `8 Z' g2 _; N9 m6 l (a, d)
& g. q/ L5 \! B6 |) |; S (c, b)(a, d). T5 D' C }* I% ~
[ 8] Order 6 Length 4
5 w3 B$ C& [' T1 H( \/ P Permutation group acting on a set of cardinality 4
: T+ ]; Z( T% L. p Order = 6 = 2 * 3, y$ Z, ~% ~. B, b1 u/ J- B6 X4 M
(a, d)" K' K$ z; {: N! @6 A
(b, a, d)+ Q) \( B6 j: p' S/ z, g$ j1 ]
[ 9] Order 8 Length 3
. N' U' T& f! P. Y5 X8 l- H9 u& B Permutation group acting on a set of cardinality 48 M0 a$ y- C0 S/ p; A- }
Order = 8 = 2^3! z- }* e B0 p% k
(a, d)
$ p4 [+ m) n) Q (c, d)(b, a)
: X% I4 y1 V! A2 N6 T (c, a)(b, d)& Y1 m2 [$ C3 c
[10] Order 12 Length 1
* _7 _4 ^6 y* B+ z" c( v4 p Permutation group acting on a set of cardinality 4# M; c/ \) p2 z7 m9 j' ?' _' R
Order = 12 = 2^2 * 3
: t$ j: r6 g( q0 H8 ~- B& ~+ H (b, a, d)0 o u0 U) l/ X2 I2 R
(c, d)(b, a)! `2 f. ], I, m! Z( f, N& M5 D
(c, a)(b, d)( I$ d& L& ^8 [# m" b1 ?( }- j
[11] Order 24 Length 15 T' V* B4 k+ [3 k
Permutation group acting on a set of cardinality 4
6 v# p( l9 g2 |, H" C# p0 ?3 B9 K Order = 24 = 2^3 * 31 w4 u5 b+ \; x6 R# A& k
(a, d)! p& j0 }% e: t6 n6 S
(b, a, d)
) H) ]/ p0 l" Q/ @3 y" M/ P (c, d)(b, a)9 W* b* c9 `$ y; O. ~
(c, a)(b, d)
% q$ X, E, z2 v8 p6 m! V4 t AConjugacy classes of subgroups5 K3 N( Q2 a6 Y+ o0 t
------------------------------5 \, j8 n) a) Y8 t) x, R
- ]6 K$ s1 w5 b; G. w6 H, K
[1] Order 6 Length 4
! z. v% b+ p' g. p- ?- G3 P Permutation group acting on a set of cardinality 4: ]4 J: B0 [& d: q* h
Order = 6 = 2 * 3 h) h5 z* n. K: j8 b- g4 }
(a, d)/ {! h! H2 y+ B/ W" y
(b, a, d)
# ? J2 Z; t6 f9 s9 I[2] Order 8 Length 3: r, F: k& j0 X! N, o4 [; i
Permutation group acting on a set of cardinality 4
" F/ Z/ p$ o% c+ k Order = 8 = 2^3
7 L4 f: W/ g7 q (a, d)
& H) f8 `5 j8 |% z% n i (c, d)(b, a)! B3 C P% h+ R8 a v4 j# k
(c, a)(b, d)% B, ~1 r$ U% k1 _. G' h) X% ]
[3] Order 12 Length 17 t1 G0 g9 ~: |0 n+ ]
Permutation group acting on a set of cardinality 4+ Z/ `5 A8 l6 R3 T! z8 D
Order = 12 = 2^2 * 32 x, z% c$ u- r( Z" o( c) X
(b, a, d)
" g5 |: U4 V& ^( Q (c, d)(b, a)
1 g" i4 m+ I# b/ h7 i& T( q/ J (c, a)(b, d)
( {" d9 ^# v* A+ A' QConjugacy classes of subgroups' x6 B/ b' _% I6 ^3 `
------------------------------# j1 u) T. d$ Q* A# O. T. O: S
3 n7 l, P, Z2 p+ g
[ 1] Order 1 Length 1* U6 f; Y7 q; m4 h1 j0 b
Permutation group acting on a set of cardinality 4$ X- [ S M6 P
Order = 16 \/ c7 s G! p+ f x
[ 2] Order 2 Length 3/ C( @0 d* b) G/ X$ [
Permutation group acting on a set of cardinality 4& v; O% J6 Q2 d( a1 I
Order = 22 E. p* C$ H0 [: E, {
(c, d)(b, a)" J. y/ M6 n3 w; F/ G1 z4 a% F
[ 3] Order 2 Length 6. e: Y ]9 h& Y& \8 N3 ~! M
Permutation group acting on a set of cardinality 4
6 c8 ~9 `7 m, {) u$ P, K \. s Order = 2
. A p' a3 `, V) Y5 t; L (a, d)( U/ o3 h. _5 p p! V+ m! c6 D/ Q
[ 4] Order 3 Length 45 O) C% c& r: X- D3 d- @, C5 a) Q
Permutation group acting on a set of cardinality 4
G5 A. V7 u3 I9 A# O" g; P Order = 3% I! M! o- B8 @7 e$ t+ s
(b, a, d)8 N+ G% K1 Q" P& z& h5 M
[ 5] Order 4 Length 1
2 U7 f: ^- }/ z4 U7 f# R Permutation group acting on a set of cardinality 4, }1 w$ {! P) K
Order = 4 = 2^2' ]4 [# v+ \' d0 R' a% g/ [2 P3 l
(c, d)(b, a)
& ~6 A% N( L/ p3 m- T& } (c, a)(b, d)3 N% ~8 W0 G2 {; u
[ 6] Order 4 Length 3
2 J3 y. L/ Y3 D) Q0 v Permutation group acting on a set of cardinality 4
# A2 Q% J# W6 o8 j Order = 4 = 2^2
( [; S+ W4 ?% H( E3 d (c, d, b, a)
) Z/ q5 z% s% J ]' P0 }# ?. l2 Y2 G% c (c, b)(a, d)
! k5 d: r0 m( F[ 7] Order 4 Length 3
9 g& E5 n+ ]0 y! n# a( a- t4 P | Permutation group acting on a set of cardinality 4/ r7 X" p8 q5 p& k9 O0 i5 E9 V
Order = 4 = 2^2
p6 y. \6 W8 P5 g! Y5 S; r) S8 S l (a, d)
! f( A, ?. J! i1 }3 x (c, b)(a, d)7 q, X3 P9 ^$ b. h
[ 8] Order 6 Length 43 V: D* V( d! ^' k; f V
Permutation group acting on a set of cardinality 4
7 O1 Y! Y1 K9 l3 [ Order = 6 = 2 * 3
* Z% o7 Q6 h, i7 r, b$ }. S% ? (a, d)' ^ V @4 D/ ]9 y' f
(b, a, d)& _0 Z1 |8 b# A: `, b
[ 9] Order 8 Length 34 \3 {5 r1 W9 u8 }% L
Permutation group acting on a set of cardinality 4
" L* S, C% I! Y; d- R Order = 8 = 2^38 u* o# R' ?/ b* J
(a, d)
+ {& a3 j a6 ~ (c, d)(b, a)
$ B9 M3 f8 [- m: g1 R# o (c, a)(b, d)0 }0 O# z v1 U( V* g+ u% L
[10] Order 12 Length 1
/ m: U$ s+ q) R5 Q1 m& v Permutation group acting on a set of cardinality 4' }. z/ n# Z; z7 T9 `4 Y
Order = 12 = 2^2 * 3- o* R: y; F) ^6 B* v- Z
(b, a, d) t% Q% Y2 U) C+ |6 L/ q/ m- G) i
(c, d)(b, a)
3 w! Q* z& z3 x& e; [ (c, a)(b, d)! V* N( l2 g& o& A `' r4 c1 z6 L
[11] Order 24 Length 1
' O& I9 L: S: H! n- Z Permutation group acting on a set of cardinality 4
" Z8 E6 q0 T1 v Order = 24 = 2^3 * 3
3 D3 ]4 ~ x* \2 `8 N1 z (a, d)0 m F- K/ Z9 O. i3 t0 [1 c
(b, a, d)- r9 a7 B' ^: ~
(c, d)(b, a) h- s' A$ ~/ V
(c, a)(b, d). T8 ~$ i7 R2 S1 e j
Conjugacy classes of subgroups
0 I& ^ {" _0 ]5 G i0 s k------------------------------
+ O- |4 s0 \. ~- a5 H$ \4 g q$ r; x8 ~$ z; V. j
[1] Order 1 Length 1
' l% q8 U" N; v- ^4 O* E3 N! D3 o Permutation group acting on a set of cardinality 4
3 E1 r2 d0 a3 S, C Order = 1
5 z- ]* a' }2 P# r8 V# |7 c[2] Order 4 Length 1' K9 E% @1 X8 P+ s
Permutation group acting on a set of cardinality 4
: D: x- V$ U) f& _ Order = 4 = 2^2' m" s6 m N+ S+ M% H
(c, d)(b, a)
! v6 s: O* `0 Q. T0 L6 y (c, a)(b, d)
! w8 Y$ l1 ]& U! u* g[3] Order 12 Length 1( w! |1 F$ p$ v, f! M6 r
Permutation group acting on a set of cardinality 4
4 g! L0 v' N; B5 z Order = 12 = 2^2 * 3
3 q+ f$ p. k5 _% q- o (b, a, d)
/ V* p- D& m* M; u l" N) M (c, d)(b, a)
% {5 M a O8 M- d0 n P5 w( j' K2 B (c, a)(b, d) u3 _; i' d( Z- N5 }
[4] Order 24 Length 1' d- G% h: m, G5 Y, I/ K
Permutation group acting on a set of cardinality 4" T, d, h, Q) v
Order = 24 = 2^3 * 3
* J0 W6 x! }5 Y8 H5 u; p9 I (a, d)
* @$ g/ B3 u+ W+ ? (b, a, d)% U! V* _5 H8 L8 k
(c, d)(b, a)3 s F7 f& v7 D/ L; Q
(c, a)(b, d)
7 L: [8 w% ? T. s# OConjugacy classes of subgroups8 s' n' V) S- [ W# S/ m2 K* v; }
------------------------------
& c. |* N }9 C3 S; n; `( J/ X s4 J. S8 K% d3 l
[1] Order 1 Length 1
6 w9 r f5 |; O& { Permutation group acting on a set of cardinality 4
1 O2 v# N# ^( X. O" G Order = 1
* R' y- T# D3 E1 F' h+ E5 W$ W9 e[2] Order 2 Length 3
. r7 l4 V& i! N: I6 w" o Permutation group acting on a set of cardinality 4: n/ Q4 f) c9 M2 k+ m+ E
Order = 2
* u8 m/ l8 l8 ] (c, d)(b, a)
' ]9 T: H' d+ B6 z1 _! i% z5 m$ }[3] Order 2 Length 63 V5 |' {: T( [6 r2 r' J
Permutation group acting on a set of cardinality 4
' D; R& i7 |+ w+ a9 t Order = 2* o* b, E0 T+ E& u `* ]8 \
(a, d)
, a9 a/ D9 E: w. [! ][4] Order 3 Length 4
0 P s7 C" e% j; `; w# t Permutation group acting on a set of cardinality 4# G, ^1 Y2 {3 s( f) [: Q: r
Order = 3
1 r8 Y+ ?- ~+ f (b, a, d)
) \6 V+ S/ _3 K6 Q B( J5 g _[5] Order 4 Length 1+ S$ j" ` q4 r) E
Permutation group acting on a set of cardinality 4
: L. ^1 `0 p. V) Q# n Order = 4 = 2^23 |0 Q3 c! B% T8 N$ `7 Z" u, z7 B# I
(c, d)(b, a)
# y4 h y' V3 A# I3 f- L- q (c, a)(b, d)
3 [8 Q h/ N. @6 {6 _8 Q+ \[6] Order 4 Length 3
( _: K. `% s$ o& h# W+ E Permutation group acting on a set of cardinality 4
' {4 L" _# o9 `/ y) L9 g& S Order = 4 = 2^28 x# s% r% K0 P5 \/ P3 D% Z
(c, d, b, a)) d7 K, v" y1 y
(c, b)(a, d)
, \) k6 M) d; o* d[7] Order 4 Length 3
( U6 T0 c+ _; k) g7 b% B Permutation group acting on a set of cardinality 4
9 z5 E; A$ E- D5 { Order = 4 = 2^2; { l5 X) u( R" _5 l& `
(a, d)) o; C' F5 D" w8 C# }$ j6 I
(c, b)(a, d), L6 u; _; K4 |
Conjugacy classes of subgroups
; [3 I: r, |+ \6 e; t------------------------------: C8 ^5 m# n- Q1 c2 k8 v% Q
* S- [2 Y( a$ ~$ }# T( z2 M[1] Order 6 Length 4
6 T8 h& s2 v! U3 Z- D t/ v Permutation group acting on a set of cardinality 48 S. |* L+ {: z }- z" G8 r
Order = 6 = 2 * 3
* R, G/ k- V+ o9 g# \ (a, d)8 Z. C7 w6 B. u6 @: y$ R
(b, a, d)
3 u: R5 l; n" d5 h[2] Order 8 Length 3 q1 ]0 O$ \. R1 D. N
Permutation group acting on a set of cardinality 4& I/ E& Y6 F# ?! P
Order = 8 = 2^3
! A+ i- L B w+ o5 w( e7 c (a, d)
. }% F; w. W& } d: q. } (c, d)(b, a)$ a8 \9 ]. F0 S0 ^1 J0 e
(c, a)(b, d)8 d. F/ d1 r" a5 ~
[3] Order 12 Length 1+ m# N C- s! G8 i0 l$ @' I6 O" y
Permutation group acting on a set of cardinality 45 q4 T8 v8 z: }3 a! c* T
Order = 12 = 2^2 * 3
1 v6 f0 N7 I9 K' l0 U0 V (b, a, d)5 @) a- B' P9 Y1 S/ C4 M
(c, d)(b, a), L$ Y5 s! T% ~; Z+ K J
(c, a)(b, d)
0 z9 @6 X) X# v4 r2 C( |' u+ i( o2 K. G# S) g% r
Partially ordered set of subgroup classes9 m# ]- d/ \8 c0 h5 o
------------------------------------------ W7 N! X/ F" d6 \- V( H
3 E1 Z; o7 |, I# r5 [2 B[11] Order 24 Length 1 Maximal Subgroups: 8 9 10
! K: f- {& ~& e! m% Z---0 P( M: E0 r! P1 g8 ^
[10] Order 12 Length 1 Maximal Subgroups: 4 5
" H7 B, |3 h6 O) R( F# v[ 9] Order 8 Length 3 Maximal Subgroups: 5 6 7
' H+ \- ]7 ?, Z---
& |. u, r9 ~# B/ E[ 8] Order 6 Length 4 Maximal Subgroups: 3 4, \+ o4 j/ E* B! a( W- S% M& i! H
[ 7] Order 4 Length 3 Maximal Subgroups: 2
9 i5 I2 a( ^$ k* V5 G[ 6] Order 4 Length 3 Maximal Subgroups: 2 3 |, Z g8 N( E& H: _+ O. v
[ 5] Order 4 Length 1 Maximal Subgroups: 21 u! F' E/ z q+ r v: Z
---
) r+ B' f! K0 L! B+ l[ 4] Order 3 Length 4 Maximal Subgroups: 1' D& ?# ?5 z* |9 j
[ 3] Order 2 Length 6 Maximal Subgroups: 1. h( i' L' _4 V. b
[ 2] Order 2 Length 3 Maximal Subgroups: 1) Y1 @' D5 J, p) q
---
, s. h6 M5 }2 a5 g1 `[ 1] Order 1 Length 1 Maximal Subgroups:$ I8 R0 g7 k. `- j" `6 b' c; }2 I
8 M( s, F" k7 _7 R. z4 r" r5 d
GSet{@ c, b, a, d @}
3 t3 V- s7 K) A+ Q) ~# C: X! |Conjugacy Classes of group S4" L& z4 j% d2 V* s- }" c" c
-----------------------------; `9 u6 e6 j/ s! D* O* g
[1] Order 1 Length 1 - B5 S1 E u& x, J2 p1 v7 f
Rep Id(S4)4 i4 m @2 t/ L. Q6 R
; e9 F N4 z- M5 O
[2] Order 2 Length 3
8 _/ ]5 n q: d c, w3 n Rep (c, b)(a, d)$ r5 m1 N/ {1 k' \6 Y* R
' n4 D& k0 Q/ w
[3] Order 2 Length 6 " D E* L: o# p% ^. @1 D
Rep (c, b)
0 T: w, u' }; _' m9 u$ F8 U- O
4 ?7 M! O" ~/ A& \( E[4] Order 3 Length 8
9 d. e' @; e0 e/ t; ]# [. E Rep (c, b, a)) s/ S: T& V7 z4 Z
4 {) k6 D0 G* q- Z[5] Order 4 Length 6
0 D: p2 n! n( w4 n3 P6 K8 L/ z" S Rep (c, b, a, d) |, K; v$ ]4 W' ?
7 L+ S3 B/ x( U: U" ]
5 Q9 G& Q0 X# }: `8 s: L6 W+ `5 |
|