diff --git a/README.md b/README.md
index 9f35635..0eed6d9 100644
--- a/README.md
+++ b/README.md
@@ -53,6 +53,17 @@ Feel free to explore, contribute, and share your insights!
     - $large \color{DeepSkyBlue} \hat{f}(k)$ is the transformed function in the frequency domain.  
     - $large \color{DeepSkyBlue} x$ represents position, and $k$ represents momentum or frequency.
 
+    ---
+
+    
+   Where:  
+   - $\large \color{DeepSkyBlue} E$ is the energy of the photon.  
+   - $\large \color{DeepSkyBlue} h$ is Planck's constant ($6.626 \times 10^{-34} \, \text{J·s}$).  
+   - $\large \color{DeepSkyBlue} f$ is the radiation frequency.
+
+
+    ---
+
  **Relevance in Quantum Mechanics and Computing:**  
     - **Quantum Mechanics**: Converts wavefunctions between position and momentum spaces.  
     - **Quantum Computing**: Basis for the Quantum Fourier Transform (QFT), essential for algorithms like Shor's factoring algorithm.