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authorPreston Pan <ret2pop@nullring.xyz>2026-03-09 19:35:25 -0700
committerPreston Pan <ret2pop@nullring.xyz>2026-03-09 19:35:25 -0700
commit9ed3176a5f627f488ee3804cfcca248620ad299b (patch)
tree674c26d1478130cbb9877da4b1916bf896eb3253
parentacf9532e394a9e8f63384bb472e0f2a13f57dbf0 (diff)
parentcad413d99e16ca71d77eb1e5088d4dad15e72663 (diff)
Merge branch 'chore/fix-bad-latex'
l---------.pre-commit-config.yaml2
-rw-r--r--mindmap/Heaviside Step Function.org10
2 files changed, 5 insertions, 7 deletions
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 1218248..7e1b138 120000
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1 +1 @@
-/nix/store/fs5hda5aqxn0p2bl0vnn9agf81r6rxdy-pre-commit-config.json \ No newline at end of file
+/nix/store/j3mz2szdrll59q7blqhiy70j1dij3wnq-pre-commit-config.json \ No newline at end of file
diff --git a/mindmap/Heaviside Step Function.org b/mindmap/Heaviside Step Function.org
index 3a2085c..8e21a84 100644
--- a/mindmap/Heaviside Step Function.org
+++ b/mindmap/Heaviside Step Function.org
@@ -10,18 +10,16 @@
* Introduction
the Heaviside Step Function $H(t)$ is an important function in signal analysis. It is defined as follows:
\begin{align}
-\label{}
-H(t) =
-\[ \left\{
+H(t) =
+\left\{
\begin{array}{ll}
0 & t \leq 0 \\
1 & t > 0
\end{array}
-\right. \]
+\right.
\end{align}
and it is related to the [[id:90574fea-88f4-4b80-9cda-32cff0bcb76d][dirac delta]] distribution by taking a [[id:31d3944a-cddc-496c-89a3-67a56e821de3][derivative]]:
\begin{align}
-\label{}
-\frac{dH}{dt} = \delta(t)
+\delta(t) = \frac{dH}{dt}
\end{align}
Note that this definition of the derivative may be different than that of the regular derivative definition.