jennypng
Search
Search
Dark mode
Light mode
Recent Notes
system design of pinterest
Nov 03, 2025
Apache Kafka
Nov 02, 2025
System Design
Nov 02, 2025
Websites I really like
Nov 02, 2025
Hadoop
Nov 02, 2025
See 397 more →
Explorer
Home
❯
CS concepts
❯
Lin Alg sublinks
❯
trace
trace
Sep 06, 2025
1 min read
tr(A) = sum of diagonal elements
t
r
(
A
,
B
)
=
t
r
(
B
A
)
t
r
(
A
+
B
)
=
t
r
(
A
)
+
t
r
(
B
)
Graph View
Backlinks
corner response function
matrix operations + properties