fix escape

src/transformations.jl

@@ -45,7 +45,7 @@ Transform `x` from `domain` using `transformation`.
 
 `domain` can be replaced by `basis` for a shortcut which uses `domain(basis)`.
 
-Transformations to infinity make sure that ``\pm\infty`` is mapped to the limit for
+Transformations to infinity make sure that ``\\pm\\infty`` is mapped to the limit for
 values and derivatives.
 """
 function transform_from end