– 49 –
m4
1 2
→
matA
]
2
k
2
k
1
k
2
k
3 4
3
k
4
k
3 1
→
matB
ª∑20
2 6
]
2
k
2
k
3
k
1
k
2
k
6
k
ª∑21
matA
×
matB =
7 13
ª∑00*∑01=
17 27
matA
–1
=
–2 1
ª∑00@•=
1.5 –0.5
dim(matA,3,3) =
1 2 0
ª∑30∑00
dim(matA,3,3) = 3 4 0
@,
3
@,
3
)=
dim(matA,3,3) =
0 0 0
fill(5,3,3) =
5 5 5
ª∑31
5
@,
fill(5,3,3) = 5 5 5
3
@,
3
)=
fill(5,3,3) =
5 5 5
cumul matA =
1 2
ª∑32∑00=
4 6
aug
=
1 2 3 1
ª∑33∑00
(matA,matB)
3 4 2 6
@,∑01)=
identity 3 =
1 0 0
identity 3 = 0 1 0
ª∑34
3
=
identity 3 =
0 0 1
rnd_mat(2,3)
ª∑35
2
@,
3
)=
det matA = –2
ª∑40∑00=
trans matB =
3 2
ª∑41∑01=
1 6
mat
→
list
L1: {1 3}
ª∑5
L2: {3 2}
EL5060E̲040615
04.6.15, 6:10 PM
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