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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& f5 f+ V2 w7 t2 `6 P
8 T7 N8 l5 ?9 I6 p5 \+ |S4 := Sym({ "a", "b", "c", "d" });
" U: E% \6 i) u, @> S4;1 p* e8 N2 _- J2 `$ e6 e1 \
Generators(S4);" ^5 g) A- X5 F* P1 s8 ~. m
IsAbelian(S4);不是交换群
3 B/ g4 _1 }2 `0 R# _Subgroups(S4: Al := "All") ;列出所有子群( O! i# X" ?/ _7 i
Subgroups(S4: Al := "Maximal") ;列出所有极大子群0 p* z) r$ u/ M
& X9 O3 C' C. W+ t) l! B
SubgroupClasses(S4); a8 ]5 e) |% e3 ]' F% |
: _; `: q% w' A5 w" S Q
NormalSubgroups(S4);
2 ]! ]% m# n' k2 P6 J$ W# O# kAbelianSubgroups(S4) ;: w m X% {, A9 f% P
MaximalSubgroups(S4) ;$ I; o, D# | K% Z9 @
4 B# C+ B7 s9 A/ w6 x2 }
SubgroupLattice(S4);成格,你可画下这群包扩子群的图
) A- ]" U5 z( y: ]3 P: K
( t2 s- o5 A/ U$ H2 xGSet(S4);
5 K. D. j- P7 eConjugacyClasses(S4);
1 W& `! X9 Q. h# \NumberOfClasses(S4) ; 5类1 `) x2 O/ K6 z& v' j# B0 X0 m) P/ m
& V; p+ S* A6 p9 F8 g$ l3 [% Z M- P7 gSymmetric group S4 acting on a set of cardinality 4+ X- G% H! ^2 ]: E# i' Z: ]: u; f4 [; t
Order = 24 = 2^3 * 3$ V% C, l: D+ Y% N6 v" O
{. L: B7 T' L" X1 P! d V s1 U
(c, b, a, d),7 Z, h, V! G2 t! y9 [
(c, b)3 j- S& b, H: g o% f
} 两生成元& |' k: D4 n( ?$ u$ ^0 | _5 @
false
6 Z( V$ c5 @4 T+ ~% o, FConjugacy classes of subgroups 子群共扼类 R+ n# k$ `* r8 _" Q- d s
------------------------------- R# H; B7 B8 E8 @ ? y: x) D
7 A1 @! p( k* S) E0 _( I
[ 1] Order 1 Length 1
6 {3 `; f/ y1 d% T" W6 c8 W Permutation group acting on a set of cardinality 4
- \! i; H: Z" F2 s8 x* v Order = 1
9 m+ w9 U8 w0 ~! ?2 `+ \# r[ 2] Order 2 Length 3, P; Z) y' @' w8 P7 Q9 O2 |8 y
Permutation group acting on a set of cardinality 40 z F" Y* P- Y
Order = 21 q) t5 K; s' R
(c, d)(b, a)
( J$ A6 S9 `# m C1 ~5 {[ 3] Order 2 Length 6
0 X, t/ y$ c/ C7 B5 ^ Permutation group acting on a set of cardinality 4
1 U" p Q. e' r7 d Order = 2
& \7 B' q. A* g4 X (a, d)
; ?' ?" h% h7 k- t1 O2 v) Z- X[ 4] Order 3 Length 41 @" E2 x$ r# I8 V. K* d4 Y# m
Permutation group acting on a set of cardinality 4
1 M4 o' V" Y# g* s6 { Order = 32 c) ?) X& ^; {: p% n3 Y
(b, a, d)
3 Z+ I: p7 N# ]) l: h4 n" l9 b& X- O* U[ 5] Order 4 Length 1
/ S6 Q5 {" D9 T2 W* |! u2 J4 l Permutation group acting on a set of cardinality 4
! R& o9 R: G8 S5 Y" Z% j Order = 4 = 2^2 `; M" w9 I3 L& j% v1 N
(c, d)(b, a)
+ ?1 L# W: b% T. \( c (c, a)(b, d)
5 U; q% G$ `+ C1 v( v6 X[ 6] Order 4 Length 3; G8 s. R$ y' Z4 C* e& `
Permutation group acting on a set of cardinality 4
% W6 k1 Q: E1 P D- M) n Order = 4 = 2^2
5 Z* ` w. d: [9 Q+ R* `$ f (c, d, b, a): @8 Y7 O. v) Q" r4 d5 ?: P
(c, b)(a, d)
5 L/ c4 l* Q: U' o( d[ 7] Order 4 Length 33 t* ^3 @! n3 D# k
Permutation group acting on a set of cardinality 4( H% `0 O7 d/ J! Y
Order = 4 = 2^2
9 f! v8 z' \5 F' O( n (a, d)3 D3 ?0 _9 Z7 R1 U
(c, b)(a, d)
' X8 \5 ]* K& \/ D7 g[ 8] Order 6 Length 49 l. {! ~7 w; ^( w1 ?3 e
Permutation group acting on a set of cardinality 4
, V @) C" V1 K `3 E Order = 6 = 2 * 36 J1 M7 v) c, y. |
(a, d)+ T9 Q9 }& Q4 G- }. `2 p+ z* \$ r
(b, a, d)1 c$ {2 l" @" v4 g( x
[ 9] Order 8 Length 31 T! U0 z# n) `
Permutation group acting on a set of cardinality 4* n3 a5 _# J6 u) P! G$ o
Order = 8 = 2^3
2 T) v, H* [: u: E# l% h (a, d)
5 w& E; C6 e' P' s5 R (c, d)(b, a). o, R. m% G% G: B& V% U) l
(c, a)(b, d)" v- h2 l$ h" d7 x
[10] Order 12 Length 1
% b' E% B' U Z+ @! S4 J Permutation group acting on a set of cardinality 4! w* J- `) F) M( ]: H
Order = 12 = 2^2 * 3( `: @/ _4 g$ C( C7 N7 n; p7 q
(b, a, d)
+ L9 V, \3 Y. H9 C0 ^7 P (c, d)(b, a)6 Z. G5 ?' d0 i- f& c/ z( i* L
(c, a)(b, d)7 A. T; `8 n& H4 X0 e3 j
[11] Order 24 Length 1# F6 ^2 |7 D! G' @" F/ D
Permutation group acting on a set of cardinality 4
' B7 V' D7 L0 \9 T# Z1 ? Order = 24 = 2^3 * 3
- W% ?2 G8 P( s2 F7 K2 y (a, d)
3 f- k- U- u1 w- b' F (b, a, d)
7 ^5 {8 n$ B$ n8 {7 D1 g0 U) t (c, d)(b, a); T, ]# w) ~1 O; r& @% L5 @- ?6 L
(c, a)(b, d)$ x1 R5 A9 K }- H3 e
Conjugacy classes of subgroups; C! q4 F- O$ z5 e' n7 X# F9 s+ v: r
------------------------------5 H Y v/ E9 D o
* y& {5 q6 S. D0 ?[1] Order 6 Length 4
: z h7 M. M- V- k( K" E1 L' p Permutation group acting on a set of cardinality 4
. I' D7 D w# q) X, g& p9 r6 ]% l Order = 6 = 2 * 3- p$ V% E/ P- B- P
(a, d)7 M. Y/ O- H2 B Q7 E
(b, a, d)
4 ^- y7 b; s3 F2 Y) f[2] Order 8 Length 3
) R/ }4 W7 o9 A1 c6 K Permutation group acting on a set of cardinality 4
- b$ Z3 Y- D- e) E7 B, O) r8 ~0 s' J Order = 8 = 2^3
: C$ A( ^# I8 f, G% Z (a, d)0 H* F, ?& p4 v- W/ e
(c, d)(b, a)
+ R2 x) Y4 P( E. q( w (c, a)(b, d)
' j6 B! Y1 ?3 d1 f/ f, W1 ^4 I[3] Order 12 Length 14 g: G9 I) y. W8 i' L# Z
Permutation group acting on a set of cardinality 4" d1 w9 g. P8 A$ F6 e X5 e
Order = 12 = 2^2 * 37 s' h. w( D! R% ^+ g
(b, a, d)/ M- [. E! }" Y! h( J
(c, d)(b, a)2 A& j1 q T3 q& `
(c, a)(b, d)% N _) f W F# Q( z
Conjugacy classes of subgroups
7 e7 {7 |/ v! n& L H------------------------------% ?9 G1 Q/ b' I
( Y( ~7 d& s- P7 d8 G) x9 D[ 1] Order 1 Length 1) F3 h6 @( r) n5 w5 Q i1 E
Permutation group acting on a set of cardinality 4
, _# v4 u( g9 u, K Order = 1
k: u0 y1 _/ H! H% @% |[ 2] Order 2 Length 3! [! i1 A6 w& e& U% [6 z& n
Permutation group acting on a set of cardinality 4
$ p: C R( E8 `6 M" G* F Order = 2
5 J) \, o) J8 L7 b. c (c, d)(b, a)% w* R4 T- c. r
[ 3] Order 2 Length 6$ }9 L. [$ i% L. N# V, T* D4 P8 i
Permutation group acting on a set of cardinality 4
( s0 t8 j9 j9 m, i( O4 n. k Order = 2
9 _) d; M5 v+ l3 z8 u B (a, d)% k; R" L/ U; m3 R' a5 E. R
[ 4] Order 3 Length 4( j. [+ Y0 J) C+ }
Permutation group acting on a set of cardinality 40 L8 n$ {/ a1 b& }0 v
Order = 31 s# _" i8 B5 Y/ G* _. i; E( @
(b, a, d): c4 a* I) F% q6 E6 J
[ 5] Order 4 Length 1* o* [" z, B* k: }3 c F
Permutation group acting on a set of cardinality 4
0 g9 M0 r9 @) Z3 B: g8 T Order = 4 = 2^2
' @1 P0 T( F& K1 f0 ^ H (c, d)(b, a)
5 N9 M. D4 i- ~5 O5 @ (c, a)(b, d)
4 E9 u! }* y1 v, k6 o$ g[ 6] Order 4 Length 3
# I! p2 ~, x9 g, E! u: Y Permutation group acting on a set of cardinality 4
3 e2 t' @! t0 |0 N5 q# S; b& H Order = 4 = 2^2% J: Z9 M: V ^0 _* q0 x
(c, d, b, a)
( d1 v+ ~) m8 V (c, b)(a, d)
! B+ w# y( \1 }[ 7] Order 4 Length 30 {, v0 H: M0 \' U8 a
Permutation group acting on a set of cardinality 46 n1 u! _3 ]& d4 h9 Z! W
Order = 4 = 2^2
9 D `0 C0 C/ e4 o (a, d)5 g5 A; i9 P" z5 M0 I
(c, b)(a, d)
6 ~9 H* y& ]7 ]0 a: I[ 8] Order 6 Length 4
' N9 m7 w u# w5 ^3 a$ {3 F: i Permutation group acting on a set of cardinality 4
# ^3 g( C& z" l/ g; A; }5 p5 v Order = 6 = 2 * 3
5 b. R: ~7 h3 L$ S5 N" _" X3 y (a, d)" {* A1 ?4 v$ j+ k. P1 _) G. ^
(b, a, d)& Y# h6 t2 S6 {1 j7 R* Z- x
[ 9] Order 8 Length 3
6 l9 V4 B; x3 u2 a: o7 h Permutation group acting on a set of cardinality 47 h; c( P/ h7 ~" |( [
Order = 8 = 2^32 ^7 u% J @' G! X3 C* X! ^
(a, d)
* j9 ^2 N, A& l$ }7 Q" ~' v (c, d)(b, a)
' R5 j0 b8 }! X8 p9 G7 | (c, a)(b, d)
$ g" Q% J8 G5 y/ X% S. F, a+ B[10] Order 12 Length 1) m4 \6 q& u `9 [( A
Permutation group acting on a set of cardinality 41 a# L* a5 f7 V0 t4 f; i
Order = 12 = 2^2 * 3
- R& g) ?- q8 x% C# k( f; u (b, a, d)% j8 c- q: T& U8 E. X. P4 T
(c, d)(b, a)
( o! P- y, ]: W7 A0 f8 I' l5 J4 Q (c, a)(b, d)
1 t9 F8 t1 ]4 B" P% ~% G* Z[11] Order 24 Length 12 ]! d! C5 J2 R8 o
Permutation group acting on a set of cardinality 4
9 e4 y) E5 q) ~1 E Order = 24 = 2^3 * 31 B! j$ O' I5 b* J% D. H0 x: {' g
(a, d)
1 K6 m* w5 \3 F, Z1 U (b, a, d)$ o7 _( @& N& u
(c, d)(b, a) [/ ~3 u) U) E
(c, a)(b, d)
3 r% Q0 X3 n! A, q5 s) |Conjugacy classes of subgroups5 \) A9 b" I! e" i- A0 ~
------------------------------
8 e) Q9 t1 u; v6 `3 h3 y/ _) h& ^6 K, z; H" n$ G s
[1] Order 1 Length 1, }- o: h+ I3 \4 z4 g/ V
Permutation group acting on a set of cardinality 4
3 o# y+ B" e% s7 Q) ^ Order = 1
/ A3 V' H% v9 L. |4 J1 o[2] Order 4 Length 1
$ ?! }2 ]! `2 ?* S0 t8 R Permutation group acting on a set of cardinality 4, L6 I8 I: d* ~ \+ N$ T3 C
Order = 4 = 2^2. `0 Z6 A x# G) T; m) B' e z. O5 Q
(c, d)(b, a)
9 d4 T7 s# n% N3 g2 X! }) A, ?0 D (c, a)(b, d)
9 e& ^, A- k4 t- v0 e5 x[3] Order 12 Length 1. H) ?- t2 A( [% s. c$ r6 j; |& Y
Permutation group acting on a set of cardinality 4
/ U% \% F- r7 M/ t! T Order = 12 = 2^2 * 3, Y' Z) W' |. [5 c0 E
(b, a, d)8 @% G" U1 ]8 `5 Y
(c, d)(b, a)* Q; r! M1 U# R
(c, a)(b, d)
) O& \5 r, _1 i7 s6 ^) L6 D; U[4] Order 24 Length 1
8 }9 z+ o# a- A4 `" B Permutation group acting on a set of cardinality 4
1 T4 E& q5 _# T3 m9 P& ~$ I I Order = 24 = 2^3 * 3
# K4 R& X' E9 I7 ] (a, d)/ r9 W4 F; C+ \; r5 e- C8 }, Q
(b, a, d)
- Z9 Q0 t& ]& y" S" N; ~, a (c, d)(b, a)7 @1 Y N w2 Z; o
(c, a)(b, d)
+ V& X+ {& V7 Q& bConjugacy classes of subgroups
. m1 e1 s0 Y F7 G------------------------------
& J6 `. p+ K4 H5 _) N& E' x O
0 g5 I3 T) Y* _1 A$ F1 @* U[1] Order 1 Length 1
. H7 J1 T4 E; n1 ~ Permutation group acting on a set of cardinality 4
. V% j. t+ }7 o j/ i Order = 1# P# H% s( P( V; m% h4 u b6 b: b
[2] Order 2 Length 3 j- b" I3 w5 Q7 {! g
Permutation group acting on a set of cardinality 4
# b: R) X: a9 Z9 Q! A4 a Order = 28 Y# r9 O1 }: L+ v6 ^
(c, d)(b, a)
! i; O( q6 f# t/ v0 J9 J0 [0 V1 t0 j[3] Order 2 Length 67 m9 |4 {3 e4 j; i, w3 P
Permutation group acting on a set of cardinality 4+ q% `: T: W( C. G0 R
Order = 2
) Q# ~9 k6 i1 d (a, d)
/ p% `, s$ O" R; v! ?: y[4] Order 3 Length 4
+ h9 W. w7 Y0 ?' T$ T Permutation group acting on a set of cardinality 4; D: w/ Q) _7 V9 i/ f( L, s9 V t2 a
Order = 3
/ s, `8 X6 x' f: _- G6 S4 } (b, a, d)
5 w$ s, i& y! x[5] Order 4 Length 12 L }9 u/ s1 z& D2 K8 v
Permutation group acting on a set of cardinality 4
/ u/ h1 a" U8 H2 j' e Q Order = 4 = 2^2/ ~. D) P+ ~) ^% [
(c, d)(b, a)
5 j8 M& J- f2 M, P U (c, a)(b, d)9 h" N! y9 q) y/ x+ A- n
[6] Order 4 Length 37 w I' F: m- Y1 l' E8 r
Permutation group acting on a set of cardinality 4
: k+ Q8 y7 _* R7 p2 f' a Order = 4 = 2^25 H6 j. Q9 l/ S% C9 _9 K
(c, d, b, a)
8 ?& y9 F$ | Z. X% c) j) R (c, b)(a, d)
7 Q! Z K/ @+ y* `[7] Order 4 Length 3! B( E8 m# r2 D3 O- S
Permutation group acting on a set of cardinality 4; X" Q% \% B7 }6 _6 w$ c9 x$ i4 d) `
Order = 4 = 2^2
: o8 Z. E/ w# c (a, d)
6 i$ G% f( ~; b1 d+ I$ C (c, b)(a, d)! F# d5 J# H( ?6 f( y
Conjugacy classes of subgroups7 `- o# c5 z. x& C
------------------------------
- g, C; a5 i4 P2 P. C. [& X& i8 e x& R. Y* C& L9 V
[1] Order 6 Length 4
( Q) ~$ b$ g1 q0 x/ S! }2 e Permutation group acting on a set of cardinality 4
. m7 E$ {2 Q( k) W2 ]3 L# V Order = 6 = 2 * 3
. E2 p O3 X! W (a, d); }' R" j, B. |. a6 y
(b, a, d)
9 ^8 R/ ^+ t; h4 {* U7 L+ l8 h[2] Order 8 Length 3- G+ a) @* J. s$ Y
Permutation group acting on a set of cardinality 4
; g3 H( m/ h4 }* e: X Order = 8 = 2^3/ A: Z5 f1 ~$ P% w t1 C
(a, d)
4 |1 E5 W" ~8 U4 H7 e6 H" e (c, d)(b, a)
0 u$ O$ v) ^+ }2 e( \ (c, a)(b, d). H' c) _- j4 n" n1 R ?
[3] Order 12 Length 10 b$ c; v6 n- [. U& o
Permutation group acting on a set of cardinality 4
" A3 i/ \: r1 `* ^; v+ U/ l Order = 12 = 2^2 * 3
6 M: R* ]. c5 |* Z (b, a, d)
& O: F; x; p+ D0 K4 i (c, d)(b, a)
0 k& V }# V+ S U+ Z% J (c, a)(b, d); \. O* c8 [4 @% Q* L
4 C3 U( D6 e5 R& r$ I6 a
Partially ordered set of subgroup classes
2 X" U/ r" u1 t ]-----------------------------------------
" J! ~7 l9 ~ v# T3 f- P9 I8 s( S6 e- E( T) e9 g R9 C: P. E1 y
[11] Order 24 Length 1 Maximal Subgroups: 8 9 10
; l! @" m+ |7 ^- l S---
! ]0 y f2 I, y: W! Q5 x# c$ F[10] Order 12 Length 1 Maximal Subgroups: 4 5! }; U9 l/ F% S, L: p- q0 T
[ 9] Order 8 Length 3 Maximal Subgroups: 5 6 7, e p3 ]2 Y" j% c' v' W; h
---+ @* O6 ~- Q; j" t" n7 f7 l- B
[ 8] Order 6 Length 4 Maximal Subgroups: 3 4
8 M9 f6 T! l/ ~' L* ?5 ^$ E9 `+ A! q9 K[ 7] Order 4 Length 3 Maximal Subgroups: 24 @, v# n, c% s! Q, r' s
[ 6] Order 4 Length 3 Maximal Subgroups: 2 3 O' ]7 h# f3 ]* T0 P1 W' O
[ 5] Order 4 Length 1 Maximal Subgroups: 2. w# H+ h! a' [
---2 |7 k1 g# C6 T0 B( P
[ 4] Order 3 Length 4 Maximal Subgroups: 16 B2 z% }. o" X( ~) w
[ 3] Order 2 Length 6 Maximal Subgroups: 1
9 o' G/ Y% m0 }[ 2] Order 2 Length 3 Maximal Subgroups: 1
1 O5 `8 ~5 j- _7 j+ J" w/ J---! E' f/ \5 l8 s! L
[ 1] Order 1 Length 1 Maximal Subgroups:
; a3 M# M+ t3 B9 h, ^. R0 y4 O0 l* j( G& G" F' ?
GSet{@ c, b, a, d @}9 ]: ] I2 r$ w" u% k) W% D, [
Conjugacy Classes of group S4
$ w! z/ h: D z- n0 N-----------------------------
+ }, i% ^( \4 L; [[1] Order 1 Length 1
" Y$ y6 P" L' U# G& U( c Rep Id(S4)
. F/ G M7 n6 r6 Z# S2 `1 \" e6 _& M% d9 q3 L
[2] Order 2 Length 3
# s5 c3 U& r1 ]7 P Rep (c, b)(a, d)
4 c, W2 {) y! L1 R" |! T
' d/ D1 f, Q* ~6 x[3] Order 2 Length 6 4 p# a- v: J+ n: ]
Rep (c, b)/ t+ `( J! L! \" l' q
+ I. j7 j" e% I6 T1 l5 [: }) ~. {
[4] Order 3 Length 8 ( \3 M3 B( A+ {8 q
Rep (c, b, a)
( W( ^2 F# |$ Q6 R9 _
' s/ Y; p' [* F' ^- a; g7 l" T[5] Order 4 Length 6
6 s( j0 x- L& `8 ? Rep (c, b, a, d)+ L m, ?6 n' s# Q& l% s
- Q. c; Z7 M' H& B
& q5 {, F* W: e# X$ X/ O
5 |
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