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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
' k$ Q4 |4 ]+ b" J8 m5 @
, L* ~9 P/ @4 S# z" l8 yS4 := Sym({ "a", "b", "c", "d" });: w0 }" L4 X& D1 b! |
> S4;
/ q0 T7 }: `' U8 l0 o; TGenerators(S4);
; P% {2 g# v% |4 r% ~- RIsAbelian(S4);不是交换群$ S- P3 z# H- ?
Subgroups(S4: Al := "All") ;列出所有子群
: z* M b: e/ Z! D& O" ~5 Y/ P' y Subgroups(S4: Al := "Maximal") ;列出所有极大子群
! \ v! \: \/ y0 K$ [/ M" p' x! Z W4 ]1 d! R6 }
SubgroupClasses(S4);
* Q9 O' v; L6 l- |7 L, M( S2 Y: B: j6 T4 ?* D# k; K2 Z
NormalSubgroups(S4);
7 y2 Z8 |: c: N, aAbelianSubgroups(S4) ;& q$ {1 `* g. `0 ~& ?
MaximalSubgroups(S4) ;* u1 E. D8 e5 i6 `# P
( o: {, _+ ?! T
SubgroupLattice(S4);成格,你可画下这群包扩子群的图
, R" G; @2 b% J5 ]; [% o+ _7 q2 Y6 d7 A
GSet(S4);+ | x) f. C, Y& M( o: e7 I, s6 V2 M' A
ConjugacyClasses(S4);+ e5 ]3 O; ^+ u0 b: u' A5 [
NumberOfClasses(S4) ; 5类
7 ]: }4 j' Z- m- D5 N/ h; q
$ L4 ^" L- F b( o8 G3 H; d# tSymmetric group S4 acting on a set of cardinality 4
5 M: p, A, s- s/ ]; sOrder = 24 = 2^3 * 35 [& S, I# M2 p! N; j
{8 F0 l+ b. y: F7 y. j% U4 b
(c, b, a, d),
& ]: ~& r9 K& e5 U0 k (c, b). D$ x) M8 R7 o* {( m8 y- P2 B
} 两生成元3 M9 p/ E" j: b( [
false* A6 B3 w( o" A
Conjugacy classes of subgroups 子群共扼类. z- q: i$ w& B b- D( Q6 P
------------------------------& Q! z+ J$ p" o; {9 S5 r; v( k
& U$ ?& O( g1 a0 [+ B/ r
[ 1] Order 1 Length 1
4 t% Y2 j1 I4 T+ P: j Permutation group acting on a set of cardinality 4
0 ]. u1 c/ ]' m$ f Order = 1
2 d% F8 c. {, A9 Q; c7 t[ 2] Order 2 Length 3
( M& F9 Z; C! V; R. `/ n% W$ \7 D0 @ Permutation group acting on a set of cardinality 4- b) L9 J7 J: w- j9 ~
Order = 2
) e# Y$ h: @) E2 j( F (c, d)(b, a)6 M# F6 Q' K* I* K
[ 3] Order 2 Length 6( T( E$ N) ~9 w5 c' [* ^
Permutation group acting on a set of cardinality 4
4 |% ^- ?, K0 a2 \$ d' ? Order = 2
, l6 G9 V2 t `* a: [9 i; C (a, d)" r" Z' d$ |5 @$ K
[ 4] Order 3 Length 4* n5 X4 C# w5 P) V" v0 g! T
Permutation group acting on a set of cardinality 4( r, |4 u' p- n9 w, ?7 q
Order = 3
: Y+ X& ~9 L9 j' q( m. a (b, a, d). \7 ~) D' {1 N7 g6 L
[ 5] Order 4 Length 1
* v0 m1 {1 ^1 C% e2 n Permutation group acting on a set of cardinality 47 E4 W5 j( N# e
Order = 4 = 2^2
X* s! v3 Q4 E3 H G (c, d)(b, a)
7 i0 L5 W8 V& t5 @( _; j (c, a)(b, d)
1 E3 y) Y' P( |; F( D[ 6] Order 4 Length 3
$ [8 \, Q, Y4 w `" }, n- e* L8 Q Permutation group acting on a set of cardinality 4
+ }4 `. ~+ I$ T* a6 S Order = 4 = 2^2( U9 a( G$ W/ L
(c, d, b, a)
! F; d1 O0 a9 }1 `1 B2 J! V (c, b)(a, d)/ ?( m) D/ u E
[ 7] Order 4 Length 3# b& h: {. |8 E2 Y; `
Permutation group acting on a set of cardinality 4
# j8 c% G3 t" `+ l: v' }( K1 r Order = 4 = 2^2
) w- ]9 f& W! c. S. j X (a, d) v& h3 @9 c: r
(c, b)(a, d)
/ p5 J0 I, M' u, A7 }[ 8] Order 6 Length 46 g* h: B& O$ R8 k4 M5 ?4 W# z
Permutation group acting on a set of cardinality 45 q+ Q& X5 T5 c: Z/ J$ Y
Order = 6 = 2 * 35 L3 d+ m g+ c1 m
(a, d)
' R3 C0 b) d( I8 e( A! w (b, a, d)
% H6 d. R6 o3 A, S$ g. x) f[ 9] Order 8 Length 3' ]1 j. X1 M. j6 @0 e
Permutation group acting on a set of cardinality 4
0 U4 Z. O8 H! ~3 c+ g5 \ Order = 8 = 2^3; E. L+ K. f0 t
(a, d)7 v6 [7 h3 A' l# B5 s( B. i
(c, d)(b, a)
* Z3 Y: [5 I u* a5 C; ^ (c, a)(b, d)
# n7 `3 i- J- p, f5 a0 v! y: ~[10] Order 12 Length 1 ^9 H" N- B: _+ c. Z2 m
Permutation group acting on a set of cardinality 4
% ?, l; {; K @' T Order = 12 = 2^2 * 3
. A/ E. o1 E' e2 y (b, a, d)
; { W# V- e1 q3 a (c, d)(b, a)6 M0 b; g; A& F5 L! [$ U5 M0 H
(c, a)(b, d)
3 P& x! c3 n$ `" ^8 s" r; ^[11] Order 24 Length 1- }1 q' ^1 s1 i$ b! b7 X, K$ Q
Permutation group acting on a set of cardinality 4. I" H9 g+ { \4 O0 f
Order = 24 = 2^3 * 3, O% G" j" {* M, N) A2 z
(a, d)
* ]' l# z5 X2 Q# s (b, a, d)& V3 q3 k% d3 _1 }9 f6 Z# L$ e" w& K
(c, d)(b, a)* A$ o1 {" d3 o, G ?" ^
(c, a)(b, d)
" r( z7 M) }* p3 }( t: ~Conjugacy classes of subgroups& L6 D- J1 w/ T9 [/ {
------------------------------
2 q/ Q4 A' c1 t0 f3 j2 e# |/ B# h& w( d
[1] Order 6 Length 4
; r( q$ n2 E3 q8 f Permutation group acting on a set of cardinality 4/ F) g" \2 u9 Y% b$ S. f
Order = 6 = 2 * 3
( e( B8 h! ]2 a. h (a, d)
4 x. ~ t+ t6 i' M5 b' h (b, a, d)* t2 s! N0 W! f0 M- F
[2] Order 8 Length 3
a7 M& r% x9 H$ I Permutation group acting on a set of cardinality 4
4 q, T" J2 u1 C3 z8 y- y# f- s Order = 8 = 2^3' ]" @" u) N' D& v! L' ^, N
(a, d)5 o- q5 J/ y& a
(c, d)(b, a)
) s! F) z4 f% |5 I (c, a)(b, d). W$ S9 H' O) }$ w. e: S
[3] Order 12 Length 1
7 ]- M! l5 N& A Permutation group acting on a set of cardinality 4
. a3 f/ B& Z' C( b Order = 12 = 2^2 * 3
$ h; g8 x* J }% A (b, a, d)' z0 ~' f" m4 y
(c, d)(b, a)$ H- L# h% \$ W9 T( G
(c, a)(b, d)
& C, J) p! d6 x* m) \Conjugacy classes of subgroups1 R$ _: b, O* r4 K0 Y" D
------------------------------
/ }- p1 _3 z% ]( u9 H0 `0 |
: m1 t! K1 I1 z: l9 {/ M2 y[ 1] Order 1 Length 15 z+ x9 M) s! o, ` G
Permutation group acting on a set of cardinality 4) K& N8 @2 w% Z
Order = 1
4 S+ @ ^$ V- e+ L, V7 ~; q y[ 2] Order 2 Length 36 _% O% k' e; D5 [0 j# u6 ~7 K1 n
Permutation group acting on a set of cardinality 4
2 M4 B! `' f3 C' J( E Order = 2
4 h s) p$ ?3 D (c, d)(b, a)
9 t, C' [. S: a9 m) ][ 3] Order 2 Length 6! y( X0 ^, w5 _' B
Permutation group acting on a set of cardinality 45 g/ a8 J1 c9 @7 H/ I- Z4 e$ E
Order = 25 a" |( I) m+ ?
(a, d): I' n4 P) M% P; s+ [. c; k8 [
[ 4] Order 3 Length 4
% Z+ H; A `9 T+ } Permutation group acting on a set of cardinality 4; M- ]: \+ p9 X
Order = 3
2 |8 \" ?" e$ F2 i( t% P- H, L (b, a, d): o& A$ P9 I e& w# O4 t! L
[ 5] Order 4 Length 1; H+ n ~. y* y, b
Permutation group acting on a set of cardinality 4
0 N) H/ q9 i1 \" S& K Order = 4 = 2^2
- u6 n5 D$ W) b; N/ K e (c, d)(b, a)
6 |- t8 S3 W# m. g3 J (c, a)(b, d)
- Z$ E: w$ i+ w" B2 c# W5 U[ 6] Order 4 Length 3
9 {$ P e( c0 ?( @8 `. i+ i9 Z- ]0 ? Permutation group acting on a set of cardinality 4
! Q6 q3 k6 x& c( G Order = 4 = 2^2
7 x" l8 ]2 W: V5 V" v. I (c, d, b, a)/ d9 l8 ?% k- v T/ b; L* b5 B/ C+ r4 w
(c, b)(a, d)
4 j- R. v& U# |5 h% C[ 7] Order 4 Length 39 H& `8 M9 e2 N' c' h
Permutation group acting on a set of cardinality 4
{$ y. P$ N8 W0 L1 X Order = 4 = 2^2
" R) R* `& X# r (a, d)
/ M- G/ M5 N+ E# G F) L0 i (c, b)(a, d)
9 W, R. U, `. [1 `0 ^[ 8] Order 6 Length 40 q; g6 ]* u R9 S% @5 V/ P
Permutation group acting on a set of cardinality 4
" X) ^! c: U+ a: @9 N4 q& W Order = 6 = 2 * 3
0 _5 F/ s2 E r! F' e2 [+ ] (a, d)2 x0 Z. w8 o3 n: v$ S
(b, a, d)
! w' c$ V8 V7 p0 E" k[ 9] Order 8 Length 3
) }7 d" e: [. ? Permutation group acting on a set of cardinality 46 P! v% e+ y" U* \( [/ E2 U* p
Order = 8 = 2^3% {: w- P; Q8 ^$ d# o2 F
(a, d)
% ^; W- ?( r- S; h8 S9 f) n (c, d)(b, a)7 `' }1 M' W$ q# Z1 ~: C" s
(c, a)(b, d)) u* j- m" F9 V
[10] Order 12 Length 1
8 m |- j4 n6 R' U Permutation group acting on a set of cardinality 4
i/ M L: u. T8 Z% P$ u& y Order = 12 = 2^2 * 3 d I1 K R4 I9 u9 ^7 i1 M% E
(b, a, d)* k9 I* }/ J) Q4 c& x9 ?3 \: x p
(c, d)(b, a)
/ u. q/ J: g+ R! m (c, a)(b, d)
4 _+ u& l4 g i+ \4 r1 u[11] Order 24 Length 1: ]9 O) @' Y$ b: Z$ x( M- y# {
Permutation group acting on a set of cardinality 4
4 M N9 Y, H) ?+ S% S& L Order = 24 = 2^3 * 3
# [; G' q) V k4 o (a, d); s, Q3 E' P4 [, q+ {7 F- ]
(b, a, d)
) o, n; W# E; ^& c$ ]: s; I( S9 T (c, d)(b, a)
8 P2 n9 K D4 `0 Q' ?2 h; L (c, a)(b, d)% f+ b* A4 r4 Y" |+ h' S
Conjugacy classes of subgroups
{1 }$ }* ] l4 D4 w T7 X------------------------------
% i& p m/ G; u& a4 i, `0 j' D7 N% G% D7 @
[1] Order 1 Length 16 T3 Q3 @! K; S1 ~0 d1 I
Permutation group acting on a set of cardinality 4
$ ?8 v T' ~4 n4 ^& Y* z2 e Order = 1$ s! z* i, E& V- z1 k
[2] Order 4 Length 1
m2 x, o2 @: N5 } Permutation group acting on a set of cardinality 4
+ X8 s# l, W4 t8 U6 J7 \ Order = 4 = 2^2
2 p2 W) T* @) D3 S+ Q: y (c, d)(b, a)& e8 ^5 x0 D! q$ e( E
(c, a)(b, d)
8 G5 Y; F" ?5 s B2 f[3] Order 12 Length 1
! d; M: S# V7 l3 R* G" T Permutation group acting on a set of cardinality 4) a; Q" a& g" k7 F: M; b
Order = 12 = 2^2 * 3
# T' e' [3 H. y3 c. d8 T# ` (b, a, d)
6 n/ U6 P2 Q8 S$ }- O+ k (c, d)(b, a)" `$ `( m% t1 V
(c, a)(b, d)
2 T) I; D' K) f# |! h Q[4] Order 24 Length 11 z- Y9 I$ |0 C: @5 Z8 t @8 h
Permutation group acting on a set of cardinality 4' L' x; u7 v& [: o6 u: U7 V* J
Order = 24 = 2^3 * 3
& y. U8 w! x/ ~! z. e (a, d)! Y8 q: y4 B2 Y( d( r, [
(b, a, d)
# [6 _2 h9 c) e1 f0 X (c, d)(b, a)/ Q, G* I/ Z6 v
(c, a)(b, d)
! j+ F4 @; p. bConjugacy classes of subgroups3 ~6 [$ F. _) Z# ~1 h1 L5 ]
------------------------------
/ S% C+ S) d1 [" F
: c6 I3 M7 M8 O x4 w[1] Order 1 Length 1
, F: V/ B7 _$ p7 t+ }3 s( K9 ~ Permutation group acting on a set of cardinality 4
* p1 w8 P- G3 j& v" c Order = 19 B( g3 r9 U' V
[2] Order 2 Length 3
4 c0 L- g( D$ N7 C' r9 \9 Q' z; ` Permutation group acting on a set of cardinality 4
& c/ X8 y4 w. m4 B/ P Order = 2- O3 f* X( A S$ `( {, r- p, @7 \
(c, d)(b, a)
, r" i( e) P8 q- V[3] Order 2 Length 6$ V1 D6 B/ } _$ g _6 q
Permutation group acting on a set of cardinality 44 ~: a1 P8 Y: V
Order = 2
U, O' {% U' {% m8 Q7 o5 V: T (a, d)9 T; F$ Q4 ]" u, G
[4] Order 3 Length 4
9 Q% s6 E, P) V1 o, V- ^ Permutation group acting on a set of cardinality 4
# Z# W) v% Z1 H" { Order = 3" q7 ^( _% ^7 B& g
(b, a, d)
& Y, m3 ?+ g/ L: B[5] Order 4 Length 1
4 d8 |! Q0 u( M5 A Permutation group acting on a set of cardinality 4
# P9 T$ T4 G* j7 ] Order = 4 = 2^2
. Q& }9 \1 j& f5 j. \ (c, d)(b, a)
; ~1 ?* Q3 ^/ [" E' F (c, a)(b, d)) ^! w' ^3 f6 \4 d& c
[6] Order 4 Length 3, X& q" p( A1 c; x& E
Permutation group acting on a set of cardinality 4
7 S0 J' i/ K7 }( W* S& v) y Order = 4 = 2^2. a4 o6 f" ~5 }( a
(c, d, b, a)% g; R) \# i7 z# d- l& r2 V
(c, b)(a, d)6 x' {! N2 P2 j( y
[7] Order 4 Length 31 l9 m9 _- L2 U \. j u
Permutation group acting on a set of cardinality 4& E1 d A, z+ v8 H9 l
Order = 4 = 2^2. |, [( ^& c2 R3 S5 r
(a, d)- `; X9 o* I5 V. U& l8 `. L
(c, b)(a, d)2 V$ p$ A5 |4 |1 S' i
Conjugacy classes of subgroups8 v4 s' ]" l0 @0 s2 _$ R5 @( _) L @
------------------------------5 J# a- n0 T2 D5 F& ]2 v+ N4 E. E @5 G
* z, k" `/ g5 t) z$ ?! V
[1] Order 6 Length 4
$ I. A2 z( X% o `! y8 i3 p1 A2 \ Permutation group acting on a set of cardinality 4
# v( S# B& F5 P; P" E/ V6 o Order = 6 = 2 * 3
6 ~. k1 }7 F4 v (a, d)
0 v4 Q; k) W$ u% U (b, a, d)
! f) P. y9 R! U[2] Order 8 Length 3
7 j$ X1 f( r, g( L& r3 | Permutation group acting on a set of cardinality 45 z1 d/ l0 v6 J' d
Order = 8 = 2^3
: C: C* j; t+ {& ~ (a, d)6 g8 O9 o) \3 u/ ] y
(c, d)(b, a)3 `, [( b0 G6 Z, y
(c, a)(b, d)# n- D$ J' I* k0 Z% Z _7 |
[3] Order 12 Length 1
" v# h' c4 ^6 s G# d; S Permutation group acting on a set of cardinality 46 I; \. q. U% W# [
Order = 12 = 2^2 * 3
+ M' o( J* X5 ^0 _* U$ j (b, a, d)1 [0 [ }$ o9 {2 v( R* S* Z% O
(c, d)(b, a)9 x- w8 ]1 O% a3 J" S, Y( X/ Z, o
(c, a)(b, d), Y* X x- s9 e: q' c" K ]4 k t5 v
! N1 f# m+ e7 t4 R
Partially ordered set of subgroup classes
$ N% ]: b. A, g$ W-----------------------------------------
$ F7 O* G6 b, O! Z6 l" e R( x4 @
[11] Order 24 Length 1 Maximal Subgroups: 8 9 105 `! k& o7 a' e* Z' k
---
; {4 | A; d- ?4 ], i[10] Order 12 Length 1 Maximal Subgroups: 4 5+ d0 }$ s# s- P: I, A
[ 9] Order 8 Length 3 Maximal Subgroups: 5 6 70 F; F6 v! n: ~9 B; t3 |
---
: L' e9 Z: E+ m) y6 n5 J[ 8] Order 6 Length 4 Maximal Subgroups: 3 4
|: j9 Z* t) e# I[ 7] Order 4 Length 3 Maximal Subgroups: 2" S" F$ ?3 ^, r4 h- {: _# o; A8 _' n& J3 ?
[ 6] Order 4 Length 3 Maximal Subgroups: 2 31 @5 _+ P9 m& h! T7 ~$ _( D% B
[ 5] Order 4 Length 1 Maximal Subgroups: 24 p) t) Z% t. [
---
% ? K- T7 U. z' D2 e1 k4 J[ 4] Order 3 Length 4 Maximal Subgroups: 1
( j3 X8 D0 d% S8 |1 D2 u1 e[ 3] Order 2 Length 6 Maximal Subgroups: 1
6 n9 G. d3 y2 H( o! h% l[ 2] Order 2 Length 3 Maximal Subgroups: 1
+ `. J6 W& f3 q---* O2 T/ I# P% y! A4 U
[ 1] Order 1 Length 1 Maximal Subgroups:0 N5 z; Q+ b! u
/ i7 r9 P3 Q* {) o9 R; l
GSet{@ c, b, a, d @}- D1 L' J6 M% s) ]+ M0 J0 v9 U
Conjugacy Classes of group S4
( ?1 v/ E0 A: w2 l-----------------------------, p, W/ Q/ U, K3 R) f4 X
[1] Order 1 Length 1 6 e9 R: H( Q* s7 F* x
Rep Id(S4)
. f6 G# O I4 t; s! L8 y8 i9 l; p! T( \" i4 i# l7 }
[2] Order 2 Length 3
8 @3 m% t' N3 r2 t+ [' \% S7 e5 {3 U Rep (c, b)(a, d)7 [) ^$ s4 w2 Z* Q% E2 X X
% E2 o5 z# `3 z$ ^* t# E[3] Order 2 Length 6 & |) z# f* {1 }. }. z+ }
Rep (c, b)% N# w3 f" J4 {$ r: c! G
% x& n9 f. n0 j: d& [[4] Order 3 Length 8
2 \. U- i: x* K" V* H7 h5 R) a% C Rep (c, b, a)
, M, j' f( ^; m* |9 v- Q- E
9 M0 m" h5 X) O4 Y( q[5] Order 4 Length 6
+ c! ]+ j6 f' _! K3 K, [! _1 M Rep (c, b, a, d)
3 B- j" [2 N! l) ~9 j# |& H3 ?; o- q
* d* V( U' K8 T0 ?. b% q3 O5 |
|