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トップに関する質問Pythonの行列配列、行列の中に行列を代入する

編集履歴

質問編集履歴

4

値の変更

2021/10/01 09:25

投稿

siti
siti

スコア7

title CHANGED
File without changes
body CHANGED
@@ -78,29 +78,29 @@
78
78
 
79
79
  視覚的にわかりやすくするために、値を変えます。
80
80
  [I1] = [[1,2],[3,4],[5,6]]
81
- [J1] = [[a,b,c,d],[e,f,g,h],[i,j,k,l]]
81
+ [J1] = [[11,12,13,14],[15,16,17,18],[19,20,21,22]]
82
- [I2] = [[1,2,3,4],[5,6,7,8],[9,10,11,12],[13,14,15,16],[17,18,19,20]]
82
+ [I2] = [[31,32,33,34],[35,36,37,38],[39,40,41,42],[43,44,45,46],[47,48,49,50]]
83
- [J2] = [[a,b,c,d,e,f],[g,h,i,j,k,l],[m,n,o,p,q,r],[s,t,u,v.w,x],[y,z,α,β,γ,σ]]
83
+ [J2] = [[51,52,53,53,55],[56,57,58,59,60],[61,62,63,64,65],[66,67,68,69,70],[71,72,73,74,75]]
84
84
 
85
85
  [M]=[
86
- [1,2,　 a, b, c, d,　0,0,0,0,0,0,　0, 0, 0, 0,　0,0,0,0,0,0],
86
+ [1,2,　 11,12,13,14,　0,0,0,0,0,0,　0, 0, 0, 0,　0,0,0,0,0,0],
87
- [3,4,　 e, f, g, h,　0,0,0,0,0,0,　0, 0, 0, 0,　0,0,0,0,0,0],
87
+ [3,4,　 15,16,17,18,　0,0,0,0,0,0,　0, 0, 0, 0,　0,0,0,0,0,0],
88
- [5,6,　 i, j, k, l,　0,0,0,0,0,0,　0, 0, 0, 0,　0,0,0,0,0,0],
88
+ [5,6,　 19,20,21,22,　0,0,0,0,0,0,　0, 0, 0, 0,　0,0,0,0,0,0],
89
89
 
90
- [0,0,　 1, 2, 3, 4,　a,b,c,d,e,f,　0, 0, 0, 0,　0,0,0,0,0,0],
90
+ [0,0,　31,32,33,34,　51,52,53,53,55,　0, 0, 0, 0,　0,0,0,0,0,0],
91
- [0,0,　 5, 6, 7, 8,　g,h,i,j,k,l,　0, 0, 0, 0,　0,0,0,0,0,0],
91
+ [0,0,　35,36,37,38,　56,57,58,59,60,　0, 0, 0, 0,　0,0,0,0,0,0],
92
- [0,0,　 9,10,11,12,　m,n,o,p,q,r,　0, 0, 0, 0,　0,0,0,0,0,0],
92
+ [0,0,　39,40,41,42,　61,62,63,64,65,　0, 0, 0, 0,　0,0,0,0,0,0],
93
- [0,0,　13,14,15,16,　s,t,u,v.w,x,　0, 0, 0, 0,　0,0,0,0,0,0],
93
+ [0,0,　43,44,45,46,　66,67,68,69,70,　0, 0, 0, 0,　0,0,0,0,0,0],
94
- [0,0,　17,18,19,20,　y,z,α,β,γ,σ,　0, 0, 0, 0,　0,0,0,0,0,0],
94
+ [0,0,　47,48,49,50,　71,72,73,74,75,　0, 0, 0, 0,　0,0,0,0,0,0],
95
95
 
96
- [0,0,　 0, 0, 0, 0,　a,b,c,d,e,f,　 1, 2, 3, 4,　0,0,0,0,0,0],
96
+ [0,0,　 0, 0, 0, 0,　51,52,53,53,55,　31,32,33,34,　0,0,0,0,0,0],
97
- [0,0,　 0, 0, 0, 0,　g,h,i,j,k,l,　 5, 6, 7, 8,　0,0,0,0,0,0],
97
+ [0,0,　 0, 0, 0, 0,　56,57,58,59,60,　35,36,37,38,　0,0,0,0,0,0],
98
- [0,0,　 0, 0, 0, 0,　m,n,o,p,q,r,　 9,10,11,12,　0,0,0,0,0,0],
98
+ [0,0,　 0, 0, 0, 0,　61,62,63,64,65,　39,40,41,42,　0,0,0,0,0,0],
99
- [0,0,　 0, 0, 0, 0,　s,t,u,v.w,x,　13,14,15,16,　0,0,0,0,0,0],
99
+ [0,0,　 0, 0, 0, 0,　66,67,68,69,70,　43,44,45,46,　0,0,0,0,0,0],
100
- [0,0,　 0, 0, 0, 0,　y,z,α,β,γ,σ,　17,18,19,20,　0,0,0,0,0,0],
100
+ [0,0,　 0, 0, 0, 0,　71,72,73,74,75,　47,48,49,50,　0,0,0,0,0,0],
101
101
 
102
- [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　 1, 2, 3, 4,　a,b,c,d,e,f],
102
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　31,32,33,34,　51,52,53,53,55],
103
- [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　 5, 6, 7, 8,　g,h,i,j,k,l],
103
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　35,36,37,38,　56,57,58,59,60],
104
- [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　 9,10,11,12,　m,n,o,p,q,r],
104
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　39,40,41,42,　61,62,63,64,65],
105
- [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　13,14,15,16,　s,t,u,v.w,x],
105
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　43,44,45,46,　66,67,68,69,70],
106
- [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　17,18,19,20,　y,z,α,β,γ,σ] ]
106
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　47,48,49,50,　71,72,73,74,75] ]

3

より見やすくなるための変更

2021/10/01 09:25

投稿

siti
siti

スコア7

title CHANGED
File without changes
body CHANGED
@@ -74,4 +74,33 @@
74
74
  [0,0,　0,0,0,0,　0,0,0,0,0,0,　0,1,0,0,　0,1,0,0,0,0],
75
75
  [0,0,　0,0,0,0,　0,0,0,0,0,0,　0,1,0,0,　0,0,1,0,0,0],
76
76
  [0,0,　0,0,0,0,　0,0,0,0,0,0,　0,0,1,0,　0,0,0,1,0,0],
77
- [0,0,　0,0,0,0,　0,0,0,0,0,0,　0,0,0,0,　0,0,0,0,0,1] ]
77
+ [0,0,　0,0,0,0,　0,0,0,0,0,0,　0,0,0,0,　0,0,0,0,0,1] ]
78
+
79
+ 視覚的にわかりやすくするために、値を変えます。
80
+ [I1] = [[1,2],[3,4],[5,6]]
81
+ [J1] = [[a,b,c,d],[e,f,g,h],[i,j,k,l]]
82
+ [I2] = [[1,2,3,4],[5,6,7,8],[9,10,11,12],[13,14,15,16],[17,18,19,20]]
83
+ [J2] = [[a,b,c,d,e,f],[g,h,i,j,k,l],[m,n,o,p,q,r],[s,t,u,v.w,x],[y,z,α,β,γ,σ]]
84
+
85
+ [M]=[
86
+ [1,2,　 a, b, c, d,　0,0,0,0,0,0,　0, 0, 0, 0,　0,0,0,0,0,0],
87
+ [3,4,　 e, f, g, h,　0,0,0,0,0,0,　0, 0, 0, 0,　0,0,0,0,0,0],
88
+ [5,6,　 i, j, k, l,　0,0,0,0,0,0,　0, 0, 0, 0,　0,0,0,0,0,0],
89
+
90
+ [0,0,　 1, 2, 3, 4,　a,b,c,d,e,f,　0, 0, 0, 0,　0,0,0,0,0,0],
91
+ [0,0,　 5, 6, 7, 8,　g,h,i,j,k,l,　0, 0, 0, 0,　0,0,0,0,0,0],
92
+ [0,0,　 9,10,11,12,　m,n,o,p,q,r,　0, 0, 0, 0,　0,0,0,0,0,0],
93
+ [0,0,　13,14,15,16,　s,t,u,v.w,x,　0, 0, 0, 0,　0,0,0,0,0,0],
94
+ [0,0,　17,18,19,20,　y,z,α,β,γ,σ,　0, 0, 0, 0,　0,0,0,0,0,0],
95
+
96
+ [0,0,　 0, 0, 0, 0,　a,b,c,d,e,f,　 1, 2, 3, 4,　0,0,0,0,0,0],
97
+ [0,0,　 0, 0, 0, 0,　g,h,i,j,k,l,　 5, 6, 7, 8,　0,0,0,0,0,0],
98
+ [0,0,　 0, 0, 0, 0,　m,n,o,p,q,r,　 9,10,11,12,　0,0,0,0,0,0],
99
+ [0,0,　 0, 0, 0, 0,　s,t,u,v.w,x,　13,14,15,16,　0,0,0,0,0,0],
100
+ [0,0,　 0, 0, 0, 0,　y,z,α,β,γ,σ,　17,18,19,20,　0,0,0,0,0,0],
101
+
102
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　 1, 2, 3, 4,　a,b,c,d,e,f],
103
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　 5, 6, 7, 8,　g,h,i,j,k,l],
104
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　 9,10,11,12,　m,n,o,p,q,r],
105
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　13,14,15,16,　s,t,u,v.w,x],
106
+ [0,0,　 0, 0, 0, 0,　0,0,0,0,0,0,　17,18,19,20,　y,z,α,β,γ,σ] ]

2

内容の訂正

2021/10/01 09:18

投稿

siti
siti

スコア7

title CHANGED
File without changes
body CHANGED
@@ -5,10 +5,10 @@
5
5
 
6
6
  そこで以下のような行列を作成します。
7
7
  [ [ [I1] , [J1] , 0...]
8
- [ 0 , [I2] , -[J2] , 0...]
8
+ [ 0 , [I2] , [J2] , 0...]
9
- [ 0 , 0 , [J2] , -[I2] , 0...]
9
+ [ 0 , 0 , [J2] , [I2] , 0...]
10
10
  　～～～～～～～～～～～～～～～～～～～
11
- [ 0 , 0 , 0 , 0... , [J2] , -[I2] ] ]
11
+ [ 0 , 0 , 0 , 0... , [J2] , [I2] ] ]
12
12
 
13
13
  0...は以降の成分は0であることを示しています。
14
14
  このような行列を作る場合に適切な処理方法はありますか？
@@ -16,4 +16,62 @@
16
16
  今のところ愚直にすべての成分が0の行列を考えて、
17
17
  繰り返しなどを使い該当部分に成分を代入していくという初歩的な方法しか思いつきません。
18
18
 
19
- 何か良い方法があれば教えてください。
19
+ 何か良い方法があれば教えてください。
20
+
21
+ 具体例を示します。
22
+ [I1](3×2) = [
23
+ [1,0],
24
+ [1,0],
25
+ [0,0] ]
26
+ [J1](3×4) = [
27
+ [1,0,0,0],
28
+ [0,1,0,0],
29
+ [0,0,0,1] ]
30
+ [I2](5×4) = [
31
+ [1,0,0,0],
32
+ [0,1,0,0],
33
+ [0,1,0,0],
34
+ [0,0,1,0],
35
+ [0,0,0,1] ]
36
+ [J2](5×6) = [
37
+ [1,0,0,0,0,0],
38
+ [0,1,0,0,0,0],
39
+ [0,0,1,0,0,0],
40
+ [0,0,0,1,0,0],
41
+ [0,0,0,0,0,1]　]
42
+
43
+ 目標の行列を[M]として、n=1の時
44
+ [M]=[
45
+ [1,0,　1,0,0,0,　0,0,0,0,0,0],
46
+ [1,0,　0,1,0,0,　0,0,0,0,0,0],
47
+ [0,0,　0,0,0,1,　0,0,0,0,0,0],
48
+
49
+ [0,0,　1,0,0,0,　1,0,0,0,0,0],
50
+ [0,0,　0,1,0,0,　0,1,0,0,0,0],
51
+ [0,0,　0,1,0,0,　0,0,1,0,0,0],
52
+ [0,0,　0,0,1,0,　0,0,0,1,0,0],
53
+ [0,0,　0,0,0,1,　0,0,0,0,0,1] ]
54
+
55
+ n=2のとき
56
+ [M]=[
57
+ [1,0,　1,0,0,0,　0,0,0,0,0,0,　0,0,0,0,　0,0,0,0,0,0],
58
+ [1,0,　0,1,0,0,　0,0,0,0,0,0,　0,0,0,0,　0,0,0,0,0,0],
59
+ [0,0,　0,0,0,1,　0,0,0,0,0,0,　0,0,0,0,　0,0,0,0,0,0],
60
+
61
+ [0,0,　1,0,0,0,　1,0,0,0,0,0,　0,0,0,0,　0,0,0,0,0,0],
62
+ [0,0,　0,1,0,0,　0,1,0,0,0,0,　0,0,0,0,　0,0,0,0,0,0],
63
+ [0,0,　0,1,0,0,　0,0,1,0,0,0,　0,0,0,0,　0,0,0,0,0,0],
64
+ [0,0,　0,0,1,0,　0,0,0,1,0,0,　0,0,0,0,　0,0,0,0,0,0],
65
+ [0,0,　0,0,0,1,　0,0,0,0,0,1,　0,0,0,0,　0,0,0,0,0,0],
66
+
67
+ [0,0,　0,0,0,0,　1,0,0,0,0,0,　1,0,0,0,　0,0,0,0,0,0],
68
+ [0,0,　0,0,0,0,　0,1,0,0,0,0,　0,1,0,0,　0,0,0,0,0,0],
69
+ [0,0,　0,0,0,0,　0,0,1,0,0,0,　0,1,0,0,　0,0,0,0,0,0],
70
+ [0,0,　0,0,0,0,　0,0,0,1,0,0,　0,0,1,0,　0,0,0,0,0,0],
71
+ [0,0,　0,0,0,0,　0,0,0,0,0,1,　0,0,0,1,　0,0,0,0,0,0],
72
+
73
+ [0,0,　0,0,0,0,　0,0,0,0,0,0,　1,0,0,0,　1,0,0,0,0,0],
74
+ [0,0,　0,0,0,0,　0,0,0,0,0,0,　0,1,0,0,　0,1,0,0,0,0],
75
+ [0,0,　0,0,0,0,　0,0,0,0,0,0,　0,1,0,0,　0,0,1,0,0,0],
76
+ [0,0,　0,0,0,0,　0,0,0,0,0,0,　0,0,1,0,　0,0,0,1,0,0],
77
+ [0,0,　0,0,0,0,　0,0,0,0,0,0,　0,0,0,0,　0,0,0,0,0,1] ]

1

添え字と標識の修正

2021/10/01 09:02

投稿

siti
siti

スコア7

title CHANGED
File without changes
body CHANGED
@@ -5,10 +5,10 @@
5
5
 
6
6
  そこで以下のような行列を作成します。
7
7
  [ [ [I1] , [J1] , 0...]
8
- [ 0 , [I2] , [J2] , 0...]
8
+ [ 0 , [I2] , -[J2] , 0...]
9
- [ 0 , 0 , [I1] , [J1] , 0...]
9
+ [ 0 , 0 , [J2] , -[I2] , 0...]
10
10
  　～～～～～～～～～～～～～～～～～～～
11
- [ 0 , 0 , 0 , 0... , [I2] , [J2] ] ]
11
+ [ 0 , 0 , 0 , 0... , [J2] , -[I2] ] ]
12
12
 
13
13
  0...は以降の成分は0であることを示しています。
14
14
  このような行列を作る場合に適切な処理方法はありますか？