Added the continuous functional calculus.

src/op/c-star/index.tex

@@ -2,8 +2,10 @@
 \label{chap:c-star-algebras}
 
 \input{./involution.tex}
+\input{./sub.tex}
 \input{./unitary.tex}
 \input{./sa.tex}
 \input{./order.tex}
 \input{./homomorphism.tex}
-\input{./gelfand.tex}
+\input{./gelfand.tex}
+\input{./cont.tex}