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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$ M' Q: k# E, K) Z- C$ p
, O$ {3 u+ U( b, b, N
S4 := Sym({ "a", "b", "c", "d" });! T, T @0 ^3 D* }- S
> S4;5 v% ?( ^* Y& S5 o9 h
Generators(S4);( k0 v! Z" c6 B" a/ Q
IsAbelian(S4);不是交换群
) n5 S6 E- S9 LSubgroups(S4: Al := "All") ;列出所有子群
% |2 }. e H: T4 y: h Subgroups(S4: Al := "Maximal") ;列出所有极大子群4 A5 b4 o! f! ] w
% x; M# ?1 J0 F3 }7 h3 i6 tSubgroupClasses(S4);
, J5 J+ i" S8 A7 e% W6 @7 Q6 p c0 n8 u7 D) `) O
NormalSubgroups(S4);
; u2 f2 k) {0 T. c$ U1 N9 HAbelianSubgroups(S4) ;7 |) ^1 s. t* E/ C) T( Z* K, p& [
MaximalSubgroups(S4) ;
3 T4 m. N7 H& @. D' |+ ^4 Y0 ~4 j
SubgroupLattice(S4);成格,你可画下这群包扩子群的图
4 Z+ V& @2 K) f3 e- `! Q! A- C% C7 O' z) Y( m+ p0 i9 y7 b3 {5 }$ d
GSet(S4);
. w& u+ z8 j. I4 LConjugacyClasses(S4);
+ d9 F+ D. d% Q" y3 G m, j% { H, NNumberOfClasses(S4) ; 5类
, H0 u2 u2 V F' a: X" o) U3 r- y
Symmetric group S4 acting on a set of cardinality 4( n: P( p: K! p" l$ m7 ^, |% z* V
Order = 24 = 2^3 * 3
, }5 I, ?" n! r* X) E{1 F" _, j2 H: K f; ~" B# T" h
(c, b, a, d),
% v! {% v) O) q; K0 l* A (c, b)% B j$ }) ]7 W+ }
} 两生成元
" ~5 w# p% R$ a% p1 f Afalse
2 G! Z9 U0 s, Y4 u; i* D6 DConjugacy classes of subgroups 子群共扼类3 ^. X& b# G6 ~; l% f( O l" L4 g
------------------------------" H! ~" b' I; Y
8 F4 r8 s ?5 V# u
[ 1] Order 1 Length 1
: t9 S% G! Z2 j Permutation group acting on a set of cardinality 4( k/ Z' x2 D/ s* w
Order = 17 C; n# S3 O3 M, I9 ?
[ 2] Order 2 Length 3
. c7 [7 b, S5 b; X Q' ~: A1 d Permutation group acting on a set of cardinality 4
: g1 i6 J& R! N V$ _9 u8 K Order = 21 S; |( n& X, U2 Y7 z1 u Q
(c, d)(b, a)
1 x2 W4 }) i9 m3 O[ 3] Order 2 Length 6
3 O8 J6 ]" |+ U# q0 S Permutation group acting on a set of cardinality 4
3 P" V2 u Y8 m& A Order = 2
' b9 ~: _5 f: ?+ a+ o Z9 G0 Z (a, d)
# \$ W1 v- W- p% }" L5 @[ 4] Order 3 Length 4( _" p# S8 Z! R T/ P9 m, h, I! Q
Permutation group acting on a set of cardinality 4
! g5 y$ o! n, o3 P/ G' P Order = 32 G$ k4 K) L% D4 v3 n9 f
(b, a, d)
/ A5 x4 g4 L1 p4 R' v! ^9 N: z: q[ 5] Order 4 Length 1
( s8 _7 v( l0 k+ M2 | Permutation group acting on a set of cardinality 4
L/ r) l( @1 e) q1 X3 }; Z Order = 4 = 2^2
! [9 M: F, m" f (c, d)(b, a)
7 z! Z* @7 N* E+ O- N' o1 M8 K (c, a)(b, d)
$ L, s! { ]& E% Q' p T% c& e: e[ 6] Order 4 Length 3
1 Q5 d' u/ k0 {; v Permutation group acting on a set of cardinality 4
9 ?4 R4 Q, }$ V- m$ { Order = 4 = 2^26 E- I& h% X6 z6 W9 {" [) N
(c, d, b, a)0 h* e3 G. g. o( H
(c, b)(a, d)& M$ j: T, v( w% M8 }3 J
[ 7] Order 4 Length 31 ?5 Y7 `) j. i9 G$ f c& U: d. @7 x
Permutation group acting on a set of cardinality 4
" i8 o+ L* ^* B: W( G* U Order = 4 = 2^2# ~& \9 ^* v, k8 y4 k
(a, d)0 B3 i# b% V( l5 E
(c, b)(a, d)
3 _* m. ]2 @& @+ V# b( \ U[ 8] Order 6 Length 4
9 o+ @9 y. h$ b" g6 d% F2 ^- ^ Permutation group acting on a set of cardinality 4
! O. G1 r" l0 T5 t6 Y* R8 f Order = 6 = 2 * 3
( `3 H5 M f2 M8 ] Z# g% S* w (a, d)
% M# J8 |) B$ B1 ], i (b, a, d). w( }1 a) a1 D$ p1 T& f
[ 9] Order 8 Length 3 m( c# B8 H; w) n/ a( T( Q% w! }& h
Permutation group acting on a set of cardinality 4
8 m; J) _2 K% U; b: p+ Z Order = 8 = 2^3
+ j! @& c5 s2 Q (a, d)( W8 X% z- d2 i1 m6 e2 p* h
(c, d)(b, a)- u7 A9 ^4 D* j7 h9 {1 G
(c, a)(b, d). I) v9 v1 j4 k9 S
[10] Order 12 Length 1
* B8 [2 d3 m! H$ C% Y$ u Permutation group acting on a set of cardinality 4
0 `( X& J' x% j0 D D Order = 12 = 2^2 * 34 q7 T$ m- Q/ V3 U
(b, a, d)
5 A0 b. K% i' c5 h& b2 u3 { (c, d)(b, a)7 B2 s* g; U; o+ [) c& ~# I& p
(c, a)(b, d)
7 j( n" A5 s0 w) W7 `2 L9 b[11] Order 24 Length 1
% t4 v( v7 b- f f Permutation group acting on a set of cardinality 4
+ u$ p) P$ J! K+ G" c) G* f Order = 24 = 2^3 * 35 u: V7 |# P- A4 x' I
(a, d)( e5 y- L' X+ v+ s" Z9 v
(b, a, d)
; e$ E+ s$ K+ X8 }* X (c, d)(b, a)
, @( j+ p" S( V. S( H (c, a)(b, d)
8 Y6 r$ F: I8 R i# m, S6 NConjugacy classes of subgroups
5 U& W+ C; b t1 p O1 U------------------------------+ H( {( }; M5 X& E- z- t
! X/ N" k5 S# _/ l) h: B
[1] Order 6 Length 4
* O0 i" W9 r5 u3 D Permutation group acting on a set of cardinality 4) q9 P8 N2 i$ L* u) z' K( ?
Order = 6 = 2 * 3$ f+ R2 Q' g- a; }3 N0 t
(a, d)
( r S2 l* P4 i, C7 {& ?/ o (b, a, d)
0 y9 @5 w1 k" X$ Z[2] Order 8 Length 3
: N n$ O% u4 r* G5 j# [! u Permutation group acting on a set of cardinality 46 M( b. ]1 I$ p) W5 Y/ n% \
Order = 8 = 2^3
# `, g: \2 i: j. v' Q0 h (a, d)$ i8 \! f1 S4 R5 g9 X9 I6 m
(c, d)(b, a)
9 m* B9 P* x' q7 z (c, a)(b, d)
_' N4 b4 \/ _[3] Order 12 Length 1 s; t9 z/ D/ u# F: g! E9 {, P* b- _
Permutation group acting on a set of cardinality 49 l' x! \7 U$ Y9 X9 v/ Y3 S3 W
Order = 12 = 2^2 * 3# y+ G- S R6 `9 x2 S. H
(b, a, d)" U" R% r% Z' q1 e, |
(c, d)(b, a)
g# w9 H- U2 N7 L3 A' C (c, a)(b, d)3 Y0 a- [ U2 y" W
Conjugacy classes of subgroups" p9 B3 r7 [- I3 U
------------------------------/ n4 v D' k. R
" @' B! j) X" R7 Z1 O5 @
[ 1] Order 1 Length 1
4 e; ?4 B) `( K Permutation group acting on a set of cardinality 4
. I7 q. ]2 D- E; D" r7 C( W$ F Order = 10 t' ]9 |% J0 x( s5 x
[ 2] Order 2 Length 3
0 W5 d0 D5 m, i& f' U. \$ m5 ^2 d Permutation group acting on a set of cardinality 4
) X9 _- Q6 t* M* l. k! [/ Q% ^- \ Order = 2
6 t( W5 T7 q8 e/ U1 m1 Q2 q7 [ (c, d)(b, a)$ V; s' O$ }: m8 ?$ S
[ 3] Order 2 Length 6
+ q+ U$ U; u; f Permutation group acting on a set of cardinality 48 t5 L6 R% O$ F# y$ x6 Y
Order = 2/ g) u: x( m% z; ?# B4 M7 }
(a, d)' c, H3 I# v5 u, s
[ 4] Order 3 Length 4
& g3 A7 I; t* o) F6 S Permutation group acting on a set of cardinality 4: p# s0 B. U y9 y
Order = 3
( I! q. c2 X: s- q" ^5 E (b, a, d)) A6 p' M3 l% f" H+ Y
[ 5] Order 4 Length 1
+ k! q( y0 W% R! E Permutation group acting on a set of cardinality 4
; g" G7 i: l3 ^! Z- o5 t Order = 4 = 2^2# E. ~9 K+ N; o$ S0 f
(c, d)(b, a)0 w4 j% n* S8 X
(c, a)(b, d)
: I: i* Q: [6 D: q$ k1 z[ 6] Order 4 Length 3
! ?5 D) P- T: \0 G: X. S8 X4 x7 t Permutation group acting on a set of cardinality 4
/ V8 ^9 |) Q8 B! P" b! B Order = 4 = 2^2" ^- O& w- u# N% K" X; }* r# N
(c, d, b, a)
' r) z3 Z: |+ Y6 b4 z6 { (c, b)(a, d), u' t: \$ |+ Z% t$ r. j/ ^ k
[ 7] Order 4 Length 3
5 `: F) Q& |3 H( r' \* y Permutation group acting on a set of cardinality 4
6 B1 u, r6 Q1 X Order = 4 = 2^2; s; W5 o. Z; F8 q" y
(a, d)8 J: x; |) A9 f9 C0 K
(c, b)(a, d)$ G. B7 w9 y6 h9 q* P: i
[ 8] Order 6 Length 4! \: M2 r- S) {+ [2 v4 W
Permutation group acting on a set of cardinality 4
/ }' I1 \7 `. H! e Order = 6 = 2 * 3
; S, b* ~4 U a L7 j1 [6 S( m (a, d)
# {9 O2 r) } j, s- L" }* _6 J (b, a, d)+ q. _; S& \; v
[ 9] Order 8 Length 3# V- P. Z' N/ E/ `8 v" |3 o
Permutation group acting on a set of cardinality 4% @8 N* G1 Y( b; Z+ _
Order = 8 = 2^33 s r4 R8 V; d- M- A- K: r/ q
(a, d), ?- U, a- o3 f) f
(c, d)(b, a)
4 U0 x% u% f) a/ E1 { (c, a)(b, d)4 H; k- H' h3 I, @$ u2 F9 b
[10] Order 12 Length 12 W) N* R* z% r( G5 c2 i, f
Permutation group acting on a set of cardinality 4
% `, f) ?" j3 Y! T2 t8 L Order = 12 = 2^2 * 3
9 G+ ~3 ]- Q$ S. ^ (b, a, d)
+ c0 @1 ]! B4 l$ @ (c, d)(b, a)# {8 {2 k* S, E+ |; N1 }
(c, a)(b, d)! L6 r9 {8 e" o: C) A4 e9 [# R: D
[11] Order 24 Length 1
( L& n. ~8 V9 n Permutation group acting on a set of cardinality 4/ O& t4 F1 j) b# P1 E ^
Order = 24 = 2^3 * 3
9 r/ q7 X7 U' `) H: K' p) Y( r (a, d)9 {: u; A; w, w8 d& l6 ? ?* v6 H! r
(b, a, d)4 g' ], S d& Q/ a1 j `5 X5 [' E% |
(c, d)(b, a)
* k# d( Z0 E1 J* O; N (c, a)(b, d)
& Y/ v4 ^4 h# H; F, `Conjugacy classes of subgroups
" I' \- A7 c; v0 O* R5 F------------------------------3 d) v. G/ H3 k5 L: q7 ]8 `% C
1 q$ g) o1 h5 v
[1] Order 1 Length 1
/ d( J5 V0 T- s% b Permutation group acting on a set of cardinality 4
) J, h% T" M7 t, r Order = 1
2 Q$ x6 M3 X* h: x8 w+ w1 S[2] Order 4 Length 1$ z4 h. i# P& c3 O2 ~7 ^. O/ N
Permutation group acting on a set of cardinality 4
; u5 x& T* D5 ]3 ^$ k* `. C Order = 4 = 2^2
R; R' s# x2 _! \ (c, d)(b, a)' y& J1 c# I2 { }8 u8 J: w4 o
(c, a)(b, d)
+ v- N# s2 w$ S4 L[3] Order 12 Length 1
+ H# C/ }4 J2 g$ k `: U Permutation group acting on a set of cardinality 42 z; T. @) O! ~* J% |6 n; A. }* r( ^
Order = 12 = 2^2 * 3
6 z7 n Y! E' [2 p. I! G (b, a, d)
+ F% W2 P7 n; @; X) U (c, d)(b, a)& |0 h. w( V) L
(c, a)(b, d)1 h; \/ _& y+ Q& k' v7 C: {
[4] Order 24 Length 1/ D& Y0 y' U4 V0 g' ?, g }
Permutation group acting on a set of cardinality 4
2 |3 \ q" c# I: {4 @ Order = 24 = 2^3 * 3
- ~$ \; r/ {! B; e& W) m (a, d)% o4 H# I0 O! K& ?0 S
(b, a, d)
2 a9 j; i2 t8 r n% q (c, d)(b, a)" W1 _9 ?( W) _2 }3 U
(c, a)(b, d)2 f, O# v0 @+ L+ u; o* c
Conjugacy classes of subgroups
( |% L. v+ W( H( d------------------------------
# l) y! K+ g6 e$ T8 f
( a0 O( @ s3 n1 v4 K( k$ M[1] Order 1 Length 1" D+ z! j. N5 p0 ?' u6 R; u
Permutation group acting on a set of cardinality 41 a0 e+ u0 j: s5 R' `8 Q! T5 H
Order = 1% g6 Y( V% x4 ]& k
[2] Order 2 Length 3
& _7 }3 k; q) _! y- ^8 P7 R6 U" Y Permutation group acting on a set of cardinality 4) W1 N: c* H: |+ z; l0 e
Order = 2
3 s4 |. U. o9 O2 ^( a (c, d)(b, a): i* `7 W, i; l1 r5 m$ \+ ` c4 c, C
[3] Order 2 Length 6
4 _* {6 }8 [* u" y6 ]7 F0 l Permutation group acting on a set of cardinality 4
! g' h5 x$ z9 t8 k0 n9 C) [- t Order = 2
# @! a0 @( z6 H7 r! r# K/ `( \3 I* P5 Z (a, d)
) J* g9 i* z9 i5 z* W1 G t" n" M[4] Order 3 Length 4$ y0 I, V @6 }7 a$ y5 n. V
Permutation group acting on a set of cardinality 4' h& C0 z% h- C4 U! Z2 [
Order = 3
# A \+ W# G0 b7 Q+ i$ [ (b, a, d)
1 U$ r& Z& V; H6 x7 M6 h3 }[5] Order 4 Length 1
- C, O9 B) ?* T0 V Permutation group acting on a set of cardinality 4 v q8 @; K; b7 B4 H
Order = 4 = 2^29 q. l+ a. O7 y$ w! h6 Z
(c, d)(b, a)
" [ Q9 b0 O5 o8 k9 J (c, a)(b, d)' H6 f6 B$ ]/ {) p# ?
[6] Order 4 Length 3. L" L. Z5 E& f
Permutation group acting on a set of cardinality 4 @! n) y. P4 c, ^4 c
Order = 4 = 2^23 o) M: j7 p( c) k o
(c, d, b, a)
6 ^$ M0 }+ Y* P0 h( M (c, b)(a, d)1 K7 ]: t$ ?" }; J9 N
[7] Order 4 Length 3
% ?5 H& Y5 ~4 X) T9 A7 x% g! { Permutation group acting on a set of cardinality 4* s9 e' a, I& I$ r; l
Order = 4 = 2^28 R2 j+ s7 V! m; R% i
(a, d)
2 X6 b8 l3 `* N9 p1 H (c, b)(a, d)
/ o8 V6 I C# f6 l0 U% rConjugacy classes of subgroups* s; {2 r' e3 k2 R! g" d# Q- m
------------------------------
3 a0 ~6 ~! l R9 P% n
6 z. k# q9 W0 _ @3 i0 Z[1] Order 6 Length 4
2 d, y: X2 [1 J4 ? Permutation group acting on a set of cardinality 4/ m5 T; d( @; A
Order = 6 = 2 * 3
+ L7 p9 B3 L* d5 \# L; x2 R) G (a, d)' p& H6 L& a6 L) h
(b, a, d)
0 _! ^: a, |, S' b) m& G- @( h) e[2] Order 8 Length 3
. L+ @# D6 l& Q* r: H+ p" z Permutation group acting on a set of cardinality 4* c/ q4 l. n7 o4 L$ I. }4 P6 m" \
Order = 8 = 2^37 i3 G* F# P" Z; B0 Q: ^
(a, d) E% y9 z) B, G- ~ J
(c, d)(b, a)8 y" q& I* o, R! H* B
(c, a)(b, d)
+ F4 l$ |% M; b0 Z O- @6 n[3] Order 12 Length 1( E, H) S& \) j7 |
Permutation group acting on a set of cardinality 4+ w" d5 I+ B6 Q$ W
Order = 12 = 2^2 * 3
, E, C6 Y# x; E% V' S& s m. k8 C* o% ~ (b, a, d) p9 N: Q8 @( _; a; @( ^
(c, d)(b, a)4 P! e) `/ J! n
(c, a)(b, d)
+ g' J5 f" a' r7 L1 K" o# t' D' l$ r' y' g/ G
Partially ordered set of subgroup classes; b/ P- {: n6 `. k# O
-----------------------------------------
6 f9 G/ q+ r* R9 S
! R9 ^6 Q: P& a[11] Order 24 Length 1 Maximal Subgroups: 8 9 103 U4 ?- L- N' t% C
---
% x$ Q6 E. ^- c- _2 O c[10] Order 12 Length 1 Maximal Subgroups: 4 5, u! M0 v% ?+ Y' x, w2 L! O
[ 9] Order 8 Length 3 Maximal Subgroups: 5 6 7
0 s( Q; ~# q, J! e0 `' ?---
9 K9 J7 y$ r, F[ 8] Order 6 Length 4 Maximal Subgroups: 3 49 h8 o) e6 b; X0 ?9 Y
[ 7] Order 4 Length 3 Maximal Subgroups: 2) V6 ]- X2 l! ?8 X! [3 J
[ 6] Order 4 Length 3 Maximal Subgroups: 2 3- w$ _1 [( O8 e. y' L; V/ y; j9 P; t
[ 5] Order 4 Length 1 Maximal Subgroups: 2( \$ n. O, `4 c4 J% l
---* _( |& I8 |8 Y+ ~1 v: V( w8 u
[ 4] Order 3 Length 4 Maximal Subgroups: 1
$ G; y' [% v) ?$ G, O[ 3] Order 2 Length 6 Maximal Subgroups: 1
( P. j; p. {( T6 {1 M/ g* w[ 2] Order 2 Length 3 Maximal Subgroups: 13 u; A( X' u% @/ J8 |3 |
---
6 Q, _* l, s- W0 t3 R[ 1] Order 1 Length 1 Maximal Subgroups:2 ?. @1 m' e: u5 |' A% U2 Z
, g, j( K. K* ~1 i* r& B' LGSet{@ c, b, a, d @}$ D" b6 g5 s! ?' Z3 M! {% A" B
Conjugacy Classes of group S4
/ d- c+ p/ P6 s) B4 p5 T9 G-----------------------------
: J1 q. O# ?1 K/ k/ C[1] Order 1 Length 1 2 {' p( p2 m' m) w
Rep Id(S4)
H+ K+ l! P4 @
* @! {4 F# G) g3 r8 J[2] Order 2 Length 3 , A# `( Z s( L) K
Rep (c, b)(a, d)
/ s: v" I, |' T: r, H$ e* p* t7 K" }9 p: K+ R# b
[3] Order 2 Length 6
& x) N2 O! O; D: o2 a" u' e/ B Rep (c, b)
5 Y8 J# m" d1 p* x7 Z. s) t2 s3 U
5 e! W1 O" r4 B2 I. i" M. [! B: A[4] Order 3 Length 8
! `: j4 M4 T; g) u* N Rep (c, b, a)
, i& D, s, k5 J9 w% d1 d S
9 o3 m/ E2 X: c% U5 O' O6 W6 k[5] Order 4 Length 6
8 f6 n: ?7 X+ T6 P Rep (c, b, a, d)$ r: ]* z: ?3 M1 u
; s% g$ S+ X @6 L* ^8 G- V: ]' g* x$ G2 c" _, ^' j
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