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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
5 R7 @! J+ T( K" ~- Z( Z9 u, F% _; ]4 J3 f7 F$ Z* ~; o
S4 := Sym({ "a", "b", "c", "d" });
* X$ t5 Y7 P" q. H! ?* F; E/ B> S4;
3 M; U& T0 E( u: t4 g% h& E4 }Generators(S4);6 H# a* o6 D, L
IsAbelian(S4);不是交换群1 Y% P: x- [* q! _. Z* b- z5 m
Subgroups(S4: Al := "All") ;列出所有子群
. k8 U7 j9 v% ~1 d L4 }4 N0 v Subgroups(S4: Al := "Maximal") ;列出所有极大子群
' P8 ~ } y, i! w7 H
6 u5 @% J8 }& C8 A9 f. n8 ` sSubgroupClasses(S4);2 h0 T# Y( H5 B+ Q! z8 G
" e7 P4 I! Y" T" A2 F$ s" M. XNormalSubgroups(S4);! p$ l, S- L9 C, d3 [
AbelianSubgroups(S4) ;+ ^. ~& P1 _+ X# ?7 r- X
MaximalSubgroups(S4) ;' o7 ]' v( ^8 m1 o
) [! Q# n1 p' P, E% S0 HSubgroupLattice(S4);成格,你可画下这群包扩子群的图
8 W3 f9 _( e# Q$ X+ R9 |' P R$ l* o' Z5 Q$ i x2 Y
GSet(S4);
. i4 i/ _: a3 i/ _9 HConjugacyClasses(S4);4 \! `) k& P3 q* M1 o9 A. N' c
NumberOfClasses(S4) ; 5类
% f; O, O9 c( b; v( v& J* J5 K- u. Y, k6 X6 D# g
Symmetric group S4 acting on a set of cardinality 46 F, h' s6 A6 _9 u
Order = 24 = 2^3 * 3
+ z2 k4 j- Q. X. i5 p+ w2 k{0 \0 ~, Z; n# L
(c, b, a, d),
0 ^% a( W% }) l (c, b)9 Y( {0 H, ^5 B+ X0 S2 M _: {5 Y
} 两生成元
5 H' G+ t1 h" Y& \. Q4 cfalse! W7 J. B0 A2 N
Conjugacy classes of subgroups 子群共扼类. s2 T E2 L' r3 y1 H3 N9 n1 {3 W- q
------------------------------
, B; ~" u! Z" V0 U3 V# ^+ K" b( y
/ L# L; t, `0 V9 h. T3 }) S[ 1] Order 1 Length 1
" Q3 W1 p$ h3 } u9 s, A; J Permutation group acting on a set of cardinality 4
/ C6 d# p& Z& a8 @ Order = 1
8 Z! ?% N+ j3 d( V) J8 o+ `4 e. K[ 2] Order 2 Length 3
/ }% M- q+ b1 ?& B6 q ?2 c Permutation group acting on a set of cardinality 4
- ^/ } v0 t0 A1 h9 f. X. N Order = 22 l7 I' E& j: c; P9 S+ x* ^
(c, d)(b, a), j0 ~" n/ H) G& ?9 r% S
[ 3] Order 2 Length 64 r8 z, f6 O0 h. s
Permutation group acting on a set of cardinality 4! {3 G/ x6 X2 }5 g: d3 e' C
Order = 2
1 u0 U, c' K2 u( g (a, d)# J M- L# J9 v' t2 S* ^
[ 4] Order 3 Length 40 a: Y+ p7 A S9 c0 F! D0 g
Permutation group acting on a set of cardinality 43 f$ Q6 x0 Y5 D; m- V' x1 r
Order = 3& Q# g: k5 K% i% P: `) `
(b, a, d)! F1 W7 U0 L. J
[ 5] Order 4 Length 1
7 o1 ~8 H* ?3 x& [4 L P( U Permutation group acting on a set of cardinality 4$ t& _: S6 t9 Q& l q
Order = 4 = 2^2; T+ u* ^! F w
(c, d)(b, a)9 ]' \7 `6 x) {4 g2 Z0 i
(c, a)(b, d)
j3 o1 W: o" {) w( V& w[ 6] Order 4 Length 3
9 ]8 L x. K) `( [/ |( }( M Permutation group acting on a set of cardinality 4 E B4 a/ J; r
Order = 4 = 2^2
) l' i1 z( Z# W4 ~% [ (c, d, b, a); ] U( f4 R) Y! N, v* T9 C
(c, b)(a, d)
6 T" K/ ]; W! z. Q. d; b[ 7] Order 4 Length 33 J1 y% k5 p# m, k6 m) {
Permutation group acting on a set of cardinality 4* ]3 m6 M B6 [) i b! E
Order = 4 = 2^2
" c. u5 s d) J' c1 o6 | (a, d)$ G- j4 w; c- R
(c, b)(a, d)9 e6 t* T/ m0 s( m5 ?& A9 p
[ 8] Order 6 Length 4
3 X1 q* h# j2 I5 B, n2 P# u Permutation group acting on a set of cardinality 40 h6 { `8 B* S- M: n
Order = 6 = 2 * 3# Y/ x0 r: d6 m: X
(a, d)6 G, L: J% h- S$ O( r
(b, a, d)0 H+ q$ [6 T* h3 r& ~9 C
[ 9] Order 8 Length 3 M% O# R8 o; ^
Permutation group acting on a set of cardinality 4
* Y' ]6 q1 T1 G }; r Order = 8 = 2^3 V7 A# i2 U- s. U" g' V
(a, d)
$ @* F; h- f% }4 V; M# N$ _ (c, d)(b, a)0 V3 L6 z `' Q- b: C
(c, a)(b, d)& P( X8 w9 r. r# Q& V
[10] Order 12 Length 1
* U1 K+ D' {4 d. I* r. Y Permutation group acting on a set of cardinality 4
3 M+ ] y! @% W! O* ?( }$ } z* y) n% I# Y Order = 12 = 2^2 * 3
?( W7 n5 e3 R6 E! q- K (b, a, d)
( Y' d; \/ A4 f9 d$ ` (c, d)(b, a)
) R( `" w k% x) K3 s (c, a)(b, d)( ~4 `; m0 Z2 \
[11] Order 24 Length 1
; V) |+ G& L9 {3 G' ` Permutation group acting on a set of cardinality 4
: \* w3 ~$ `9 A5 R' d1 ` Order = 24 = 2^3 * 32 U$ H. C, l; P% \! S8 {
(a, d)
( Q% q; U1 D& [# x/ h! p0 R (b, a, d)- {6 `1 {6 e+ Q6 k1 }8 }
(c, d)(b, a)
( `- a: Q6 N0 [9 V4 w ?& s- x (c, a)(b, d), o9 p' p/ s8 h0 U5 b
Conjugacy classes of subgroups
% U; i c7 G# N1 W2 J# j5 {------------------------------6 Y2 I6 K4 a" t
! G, C! _+ V9 ~/ {, A) N4 V[1] Order 6 Length 4
3 h; b: i) O5 d x Permutation group acting on a set of cardinality 4
9 }/ s: h! k1 z/ F/ p3 J Order = 6 = 2 * 3
5 h+ B: X9 k# z8 Z6 |, m7 G (a, d)$ E$ `& _+ Q+ s) g- {
(b, a, d)
0 b, S1 T4 {( W2 j3 R+ _[2] Order 8 Length 3
* ?0 {, ]: s/ k3 H w- y Permutation group acting on a set of cardinality 4
; B1 [6 T% E/ m3 R9 h2 g Order = 8 = 2^3
3 L# w" s9 n3 [6 n+ |9 Z (a, d)
! j. l$ x* n7 c, @* M4 d (c, d)(b, a)4 ?* W5 @8 A. @" Z* P8 V& Y
(c, a)(b, d)
+ j- `/ x4 b7 R[3] Order 12 Length 1# b1 Z6 V2 V+ [8 l- D
Permutation group acting on a set of cardinality 46 p: o8 ?$ N% e2 \ W
Order = 12 = 2^2 * 3 a7 [9 ~8 q; ^- y3 `; z
(b, a, d)
9 M2 f9 p: y7 ]1 w$ }: e (c, d)(b, a)
5 o5 E# b% {, H q (c, a)(b, d)
e# e8 E' R4 y# I: M. ZConjugacy classes of subgroups( x2 C5 O9 c& l2 H k4 x1 f
------------------------------
+ o" b& O4 J, i
5 L/ ~' W# V8 }: u1 ]5 M[ 1] Order 1 Length 1
* x: `% v# G7 H; f3 C Permutation group acting on a set of cardinality 4
) a5 Z2 ^2 D0 v1 A Order = 1
( q. v1 `9 p8 {[ 2] Order 2 Length 30 k+ d3 D: B9 @, W5 y& q
Permutation group acting on a set of cardinality 4
3 F& X, `2 Q. @: E8 }+ h Order = 2, G; a& c' j5 w0 a/ |/ p
(c, d)(b, a)
+ G1 L( P" L. z8 x0 E% L5 X[ 3] Order 2 Length 6
U+ ?+ W B- Q$ w: { c9 m Permutation group acting on a set of cardinality 4
/ }# J9 h/ {2 C; _; z Order = 20 @4 ^: ]) ]' `3 H9 G
(a, d)8 s p6 D+ `5 n; w0 L6 x
[ 4] Order 3 Length 4
3 y6 l' X; L# s% L Permutation group acting on a set of cardinality 4" n$ ~+ U# r. b* g0 c) n
Order = 3
% n/ r) k6 ?3 y7 Y3 J) v (b, a, d)
9 b4 t: d; e7 y$ p F) x/ ?% I[ 5] Order 4 Length 1
, u$ X0 M* n5 U5 U7 n Permutation group acting on a set of cardinality 4
- ~6 u2 [+ Y1 Y7 s& Z+ ^9 L Order = 4 = 2^2
) `* j& v; B7 z) O7 F* A9 L" @. L (c, d)(b, a)" N+ M, [8 l% [0 m8 w* C# ~ A
(c, a)(b, d)
) N" ^! R/ w! d[ 6] Order 4 Length 3
: u( g( B; W* ]# B Permutation group acting on a set of cardinality 4- R. ~; ~* \7 F- O2 H. m* ]
Order = 4 = 2^2
4 r# R- N$ e1 O. [! I; m$ i$ e (c, d, b, a)7 w" |; b& R' j: W, _- A
(c, b)(a, d)
1 h7 ^. I4 v n5 b. p* a) Z[ 7] Order 4 Length 30 H+ u$ E6 F& w+ N i% ?
Permutation group acting on a set of cardinality 4
W" c# L: I2 @# [2 e# ^ Order = 4 = 2^2
$ d8 Q1 @2 H. b3 _8 {% E4 o (a, d)
) \# a2 ~. u2 o5 l2 l, r (c, b)(a, d)
9 L4 ^# y+ S+ t7 B" K[ 8] Order 6 Length 4* Y: {, G g F2 f' E
Permutation group acting on a set of cardinality 46 w9 M' \% W7 e' \9 t9 U. i( w% d
Order = 6 = 2 * 3
6 v' b! ?' V5 d2 H (a, d)* K" m$ n' ?+ h L9 w
(b, a, d)
- _4 O! g! G4 Y[ 9] Order 8 Length 3
+ E+ R, ]. t$ ? Permutation group acting on a set of cardinality 4
- d% `/ ~# M K. | Order = 8 = 2^3
" M7 W/ z; x) I* {6 ~! D (a, d)6 P3 z& z5 i- ~* ~! U- |) `% ?
(c, d)(b, a)! ~, o# q% F. x
(c, a)(b, d)
! X: G5 ^8 s7 `* r[10] Order 12 Length 14 D. Z, n7 u" I; D8 E l; e- g+ h" b
Permutation group acting on a set of cardinality 4' D7 f( F5 S3 l, R3 {% a# b
Order = 12 = 2^2 * 3( J$ C8 T2 N! s5 l4 X" ~# ^3 U
(b, a, d)) `2 L1 x! A9 H& V* _8 q; N3 |2 u
(c, d)(b, a)' G2 x/ |4 V d8 k+ @
(c, a)(b, d)- e2 Q$ C4 k, d8 l
[11] Order 24 Length 1
- @/ ~2 }$ r$ V. f) U* U+ n0 H8 e# m Permutation group acting on a set of cardinality 43 |, i0 N9 V* l( m; l" A6 z# t4 f
Order = 24 = 2^3 * 38 h$ L5 x( j& l) q. l0 \# s E
(a, d)" H0 {$ X" g/ ?. f0 p6 x. o" J
(b, a, d)5 A2 `% Z& a# x' }
(c, d)(b, a)% [1 I0 _' h- H- N! ^
(c, a)(b, d)
: }" h+ m r! Z5 G5 g0 C' pConjugacy classes of subgroups
* X) T! ^% y. Q------------------------------
) d) P; J+ e( M" D" e" o5 o
" T, J) g+ Y' _* h/ f[1] Order 1 Length 1% T: v' Y7 ^7 M: ~% w4 G
Permutation group acting on a set of cardinality 46 o0 u& |8 t9 E# S% f
Order = 1
: D+ \! d0 z( A' O) K% R: I[2] Order 4 Length 1
0 ~# `7 w; n: I C% I Permutation group acting on a set of cardinality 4 O3 \" f# Y9 G$ `/ b
Order = 4 = 2^2
& ?$ A- R4 _" a: G5 D" |2 ^ (c, d)(b, a)% Y" r6 d3 N; F; d
(c, a)(b, d)+ z1 R$ E+ c' ?2 l( r$ ]( w. l
[3] Order 12 Length 1
/ ^6 j/ I& M6 a7 C1 B Permutation group acting on a set of cardinality 4, G8 u& o8 f, @& V
Order = 12 = 2^2 * 3! Z- ]! k: n+ x5 H7 p
(b, a, d)
1 Q) {6 s- _+ T, l; s6 ]4 P (c, d)(b, a)9 H5 b3 M4 k \" q' h# T+ l0 Y
(c, a)(b, d)
8 f/ N" @" e& N3 m) {& }/ h; o9 |[4] Order 24 Length 1+ x/ I& n6 u# w. | ]7 Y
Permutation group acting on a set of cardinality 4
( a' |: M0 w# e$ D6 }, w* W Order = 24 = 2^3 * 3- v9 @1 n# i- r- R
(a, d)
4 b0 k" Y: ~5 m& c2 ?7 `: h' Q6 V (b, a, d) [/ g3 c: ]+ @5 j B, q
(c, d)(b, a)2 s4 u8 ^/ u8 E; r5 g
(c, a)(b, d)
4 |# p" `& u3 j! \' L; F n2 AConjugacy classes of subgroups/ J4 {# T+ {) E$ i6 \
------------------------------. f- G+ n: Q7 ~' U# V
; C, O W4 L5 w3 F$ N O
[1] Order 1 Length 1
) J6 N, Q: F1 V" d9 N0 v9 V Permutation group acting on a set of cardinality 41 Z f) b' S, f, L
Order = 12 f. r8 W2 C% D4 r5 P0 x
[2] Order 2 Length 31 _2 T8 B: v$ x
Permutation group acting on a set of cardinality 4' S4 g, a* [7 O
Order = 2
9 Y d4 M& R$ x- _ (c, d)(b, a)' P/ b7 K9 Y( f# r; J0 Y
[3] Order 2 Length 6
8 i0 x% Z; N4 n, u# c Permutation group acting on a set of cardinality 4! E8 i4 Z/ S8 T7 u, G1 m/ u8 K; M
Order = 2! `% e& q& g$ B V1 \
(a, d)
& ]9 P4 ?0 Y4 E+ J- z i[4] Order 3 Length 4
- E( \! Y9 J! y% |- h Permutation group acting on a set of cardinality 4
4 L1 {7 W% |6 u# q4 D) F Order = 3
! \; ]" _$ w9 l8 J* h v0 J# i1 | (b, a, d)
6 i' x3 E0 f, c5 @. u4 ?: }% d[5] Order 4 Length 1
* z+ d2 t, Z- O, b Permutation group acting on a set of cardinality 44 f; v" q; m6 ?; i/ U4 {! X
Order = 4 = 2^2, o- N. F' K3 [8 E% `) g
(c, d)(b, a)
9 B' Q- f% a3 O, q& k* Y5 I' t$ I (c, a)(b, d)
0 p+ i5 X. |8 b) |" h, h[6] Order 4 Length 3
- u9 }( k3 t& |9 x- i Permutation group acting on a set of cardinality 4
! H, M+ P" ]5 m% M. f$ G' S Order = 4 = 2^2
, S! h1 Q# Z+ E (c, d, b, a)
8 e* _' L* {/ w- \ (c, b)(a, d)
0 j( g( R; f* H0 h. O8 k1 c[7] Order 4 Length 3
9 `$ a- }; R: I- r Permutation group acting on a set of cardinality 44 Q c+ c4 X$ a2 E; K
Order = 4 = 2^20 L/ V- G9 [; l& i" \; E y
(a, d)+ \# l% X7 z# @" T; ?+ b, d
(c, b)(a, d)0 ]) S# `: t% r( `/ ]4 R2 t. Q
Conjugacy classes of subgroups
' [8 K; t+ Z/ S------------------------------
5 `7 ?7 r/ n7 g# f% O
2 l+ o% S, R3 a. |: n& `* X[1] Order 6 Length 4
8 M1 [; z0 T e: ?% U* g Permutation group acting on a set of cardinality 47 @! S5 s% Z1 }+ K
Order = 6 = 2 * 3# a+ q8 o1 p: c6 p$ B
(a, d)+ q. C# }6 T) t6 w
(b, a, d)5 U0 Z7 U" h* v3 C0 R9 q3 w5 u# W+ e
[2] Order 8 Length 3
! |* ]6 U& c# E: I, R: S Permutation group acting on a set of cardinality 4" w0 M, l" l$ i( i$ @
Order = 8 = 2^3
, w- P' e/ v5 c9 l- Y (a, d)
; c3 S! V/ I6 T+ |% F$ ^ (c, d)(b, a)! w4 O4 A2 K' }
(c, a)(b, d)
+ L& O0 @. |, s9 I) Z' G! _[3] Order 12 Length 17 R. g+ S _1 X& F: d. {
Permutation group acting on a set of cardinality 4. a h( r& l0 N/ V: u
Order = 12 = 2^2 * 37 {; q4 I+ f6 x9 e0 H: {
(b, a, d)
# D0 z( S# k2 C* f7 l |* ^ (c, d)(b, a). ?9 U' z6 @" c5 d! ~# }* o! v+ M
(c, a)(b, d)
3 L1 I6 S* q+ @8 a: {: u
* ~+ ]9 a0 }6 L' yPartially ordered set of subgroup classes7 o/ ], {+ z* S" J L9 S2 x5 N
-----------------------------------------2 a! ^+ O9 c E( h* m/ Z
, a+ T" \, c! W: b% s[11] Order 24 Length 1 Maximal Subgroups: 8 9 103 S, A% }' C1 B8 f
---
7 ^$ V' Y: }3 Y3 z* d) Z, z[10] Order 12 Length 1 Maximal Subgroups: 4 5
+ [/ ~+ V+ n( m0 d' r; J& U[ 9] Order 8 Length 3 Maximal Subgroups: 5 6 7" j6 O1 l6 _+ d0 n; m, ?
---1 a {* H' F! ^* _6 F2 r2 i
[ 8] Order 6 Length 4 Maximal Subgroups: 3 49 Y+ ` W: L" Y- o, L! q
[ 7] Order 4 Length 3 Maximal Subgroups: 2( a# D1 i( `/ I/ M5 _
[ 6] Order 4 Length 3 Maximal Subgroups: 2 3" i. ^: `" t$ j0 Y6 [
[ 5] Order 4 Length 1 Maximal Subgroups: 2( T4 Y6 l$ ]/ O" H2 }
---# ~5 q: b; k$ _3 h' N6 L
[ 4] Order 3 Length 4 Maximal Subgroups: 1
: Y( J% x6 a ?2 J3 ?! S[ 3] Order 2 Length 6 Maximal Subgroups: 15 @* T1 q0 m9 A! P9 j# l& R; ~
[ 2] Order 2 Length 3 Maximal Subgroups: 1: A i- F# ~$ V
---
5 o- c4 a3 b" V l b[ 1] Order 1 Length 1 Maximal Subgroups: a' Y z, _* x4 a+ O( A
; T" K9 I$ G7 E, {" i" rGSet{@ c, b, a, d @}0 H& r v( `0 p- I
Conjugacy Classes of group S4. T; I/ j& m( M" A8 J/ }
-----------------------------2 {' h D' a0 T: `/ e0 w
[1] Order 1 Length 1
1 ?7 }9 X8 ~! Z2 j) k" x Rep Id(S4)
1 v6 }, `5 z5 ? |2 |$ k& \9 X3 r. I. T1 \# e: Q9 I
[2] Order 2 Length 3 9 E2 c# m. M2 `; o& M$ x
Rep (c, b)(a, d)
9 W* |. ^; X+ K4 f7 b) I
$ ` y8 p1 ?1 f[3] Order 2 Length 6
y* G: a [0 I4 R5 q Rep (c, b). G# n) D- H" ]( G0 T* G2 R9 x
7 v! o% E: e+ @8 J- v9 {; I
[4] Order 3 Length 8
l, H0 W, y" l; ^' m Rep (c, b, a)3 j2 c$ x. U! C
% w. x" | e3 u6 ^( T; S# H3 Y1 o8 y& ?[5] Order 4 Length 6
! [$ l& ~1 b1 m. `5 X3 q* {5 H Rep (c, b, a, d)( H+ {# T: ]/ G0 U1 A/ K7 s
k) ]( n+ q2 P
* A* x' v- ?& @
5 |
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