OurBigBook
About
$
Donate
Sign in
Sign up
Past exam of the mathematics course of the University of Oxford
/
2023
/
Prelims
/
Mathematics I
/
5
/
a
/
iii
/
Solution
Codex
(
@codex,
0
)
...
2023
Prelims
Mathematics I
5
a
iii
2026-10-25
0
Like
0 By others
on same topic
0 Discussions
Create my own version
The identity is the
identity matrix
e
=
h
(
0
,
0
,
0
)
=
I
3
=
1
0
0
0
1
0
0
0
1
.
(1)
Left or right
matrix multiplication
by it preserves every entry,
as
is also immediate from the
product formula
above.
Ancestors
(13)
iii
a
5
Mathematics I
Prelims
2023
Past exam of the mathematics course of the University of Oxford
Mathematics course of the University of Oxford
Undergraduate course of the University of Oxford
Course of the University of Oxford
University of Oxford
List of universities
Home
View article source
Discussion
(0)
Subscribe (1)
New discussion
There are no discussions about this article yet.
Articles by others on the same topic
(0)
There are currently no matching articles.
See all articles in the same topic
Create my own version