Minor docstring formatting updates.

networkx/generators/classic.py

@@ -106,16 +106,16 @@ def full_rary_tree(r, n, create_using=None):
 
 @nx._dispatchable(graphs=None)
 def kneser_graph(n, k):
-    """Returns the Kneser Graph with parameters $n$ and $k$.
+    """Returns the Kneser Graph with parameters `n` and `k`.
 
     The Kneser Graph has nodes that are k-tuples (subsets) of the integers
-    between 0 and n-1. Nodes are adjacent if their corresponding sets are disjoint.
+    between 0 and ``n-1``. Nodes are adjacent if their corresponding sets are disjoint.
 
     Parameters
     ----------
-        n: int
+    n: int
         Total number of elements.
-        k: int
+    k: int
         Size of the subsets.
 
     Returns