\Bold -> \RR

src/sage/manifolds/catalog.py

@@ -263,7 +263,7 @@ def RealProjectiveSpace(dim=2):
     Generate projective space of dimension ``dim`` over the reals.
 
     This is the topological space of lines through the origin in 
-    `\Bold{R}^{d+1}`. The standard atlas consists of `d+2` charts, which sends
+    `\RR^{d+1}`. The standard atlas consists of `d+2` charts, which sends
     the set `U_i = \{[x_1, x_2, \ldots, x_{d+1}] : x_i \neq 0 \}` to
     `k^{d}` by dividing by `x_i` and omitting the `i`th coordinate
     `x_i/x_i = 1`.