diff --git a/2025-01-09 Sampling Theory.md b/2025-01-09 Sampling Theory.md
index e697ffcf0..c3087f8d9 100644
--- a/2025-01-09 Sampling Theory.md	
+++ b/2025-01-09 Sampling Theory.md	
@@ -46,4 +46,7 @@ $$\delta_T(t) = \frac{1}{T} \sum_{N=-\infty}^N e^{j \omega_s T Nt} $$
 
 The spectrum of the sampled signal is also a periodic function of frequency with period $\omega_s$. 
 ![[Pasted image 20250109181319.png]]
- A lot of times, we need to filter the high frequency stuff out, or else we'll get some issues with aliasing.
\ No newline at end of file
+ A lot of times, we need to filter the high frequency stuff out, or else we'll get some issues with aliasing.
+
+# Shannon's Sampling Theorem
+- x(t) can be uniquely determined if the samples have sampling frequency with a specific
\ No newline at end of file