[namespace.std] convert (a) and (b) notation to items

Author: eisenwave

source/lib-intro.tex

@@ -2844,17 +2844,19 @@
 any standard library class template
 to namespace
 \tcode{std} provided that
-(a) the added declaration
-depends on at least one program-defined type
-and
-(b) the specialization meets the standard library requirements
+\begin{itemize}
+\item the added declaration
+depends on at least one program-defined type, and
+
+\item the specialization meets the standard library requirements
 for the original template.
 \begin{footnote}
 Any
 library code that instantiates other library templates
 must be prepared to work adequately with any user-supplied specialization
 that meets the minimum requirements of this document.
 \end{footnote}
+\end{itemize}
 
 \pnum
 The behavior of a \Cpp{} program is undefined
@@ -2885,10 +2887,12 @@
 A program may explicitly instantiate
 a class template defined in the standard library
 only if the declaration
-(a) depends on the name of at least one program-defined type
-and
-(b) the instantiation meets the standard library requirements for the
+\begin{itemize}
+\item depends on the name of at least one program-defined type, and
+
+\item the instantiation meets the standard library requirements for the
 original template.
+\end{itemize}
 
 \pnum
 Let \tcode{\placeholder{F}} denote