Merge pull request #298 from Quantum-Software-Development/FabianaCampanari-patch-1

Update README.md

Author: FabianaCampanari

README.md

@@ -28,7 +28,7 @@ This repository is designed to serve as an educational resource, showcasing the
 Feel free to explore, contribute, and share your insights!
 
 
-#### Table of Contents
+## Table of Contents
 
 #### I. [Predecessors of Quantum Mechanics – Key Mathematicians and Their Contributions](#predecessors-of-quantum-mechanics-key-mathematicians-and-their-contributions)
 1. [**Leonhard Euler (1748)**](#leonhard-euler-1748)