DOC: misc fixes

IPython/core/completer.py

@@ -50,7 +50,7 b' Backward latex completion'
 
 It is sometime challenging to know how to type a character, if you are using
 IPython, or any compatible frontend you can prepend backslash to the character
-and press `<tab>` to expand it to its latex form.
+and press ``<tab>`` to expand it to its latex form.
 
 .. code::
 

IPython/core/oinspect.py

@@ -518,12 +518,12 b' class Inspector(Colorable):'
         """Return a mime bundle representation of the input text.
 
         - if `formatter` is None, the returned mime bundle has
-           a `text/plain` field, with the input text.
-           a `text/html` field with a `<pre>` tag containing the input text.
+           a ``text/plain`` field, with the input text.
+           a ``text/html`` field with a ``<pre>`` tag containing the input text.
 
-        - if `formatter` is not None, it must be a callable transforming the
-          input text into a mime bundle. Default values for `text/plain` and
-          `text/html` representations are the ones described above.
+        - if ``formatter`` is not None, it must be a callable transforming the
+          input text into a mime bundle. Default values for ``text/plain`` and
+          ``text/html`` representations are the ones described above.
 
         Note: