Update app.py

app.py

@@ -216,6 +216,7 @@ def display_tsp():
 if sidebar_option == "Drawing: Traveling Salesman Problem":
     display_tsp()
 
+# Function to display Drawing: Spectral Embedding
 # Function to display Drawing: Spectral Embedding
 def display_spectral_embedding():
     st.title("Drawing: Spectral Embedding")
@@ -224,7 +225,7 @@ def display_spectral_embedding():
 
     if option == "Default Example":
         # Default example of spectral embedding with a grid graph
-        options = {"node_color": "C0", "node_size": 100}
+        options = {"node_color": "C0", "node_size": 100, "with_labels": True}
         G = nx.grid_2d_graph(6, 6)
 
         fig, axs = plt.subplots(3, 3, figsize=(12, 12))
@@ -288,8 +289,8 @@ def display_spectral_embedding():
                 G_custom_copy = G_custom.copy()
                 G_custom_copy.remove_edges_from(edges_to_remove)
 
-                # Draw the graph with removed edges
-                nx.draw_spectral(G_custom_copy, **{"node_color": "C0", "node_size": 100}, ax=axs[i])
+                # Draw the graph with removed edges and labels
+                nx.draw_spectral(G_custom_copy, **{"node_color": "C0", "node_size": 100, "with_labels": True}, ax=axs[i])
 
             # Hide the last two subplots (8th and 9th)
             for j in range(7, 9):