Update index.html

index.html

@@ -999,7 +999,7 @@
         <div class="grid sm:grid-cols-3 gap-2 text-xs">
           <div class="rounded-lg border border-slate-800 p-3">
             <p class="font-semibold text-indigo-200 mb-1">Wave</p>
-            Bright and dark fringes follow I ∝ cos²(π d sin θ / λ). The pattern is already in the wave before any photon is detected.
+            Bright and dark fringes are formed. The pattern is already in the wave before any photon is detected.
           </div>
           <div class="rounded-lg border border-slate-800 p-3">
             <p class="font-semibold text-indigo-200 mb-1">Particle</p>