Fix typo on main page

src/index.md

@@ -8,7 +8,7 @@
     - solve mathematical problems encountered in the follow-up courses of the minor.
     - explain Hilbert spaces of (in)finite dimension. 
 
-Mathematics for quantum mechanics ives you a compact introduction and review
+Mathematics for quantum mechanics gives you a compact introduction and review
 of the basic mathematical tools commonly used in quantum mechanics. Throughout
 the course we have directly quantum mechanics applications in mind, but at the
 core this is still a math course. For this reason, applying what you learned