Quick fix for the use of paragraph* in the MPI Datatype chapter

gistfile1.txt

diff --git a/chap-datatypes/datatypes.tex b/chap-datatypes/datatypes.tex
index e37de6a1..ef781d01 100644
--- a/chap-datatypes/datatypes.tex
+++ b/chap-datatypes/datatypes.tex
@@ -184,7 +184,7 @@ in \sectionref{sec:f90-problems:derived-types}.
 \subsection{Type Constructors with Explicit Addresses}
 \label{sec:misc-extent}
 In Fortran, the functions 
-\mpifunc{MPI\_TYPE\_CREATE\_HVECTOR},\flushline  % force break to keep in margin
+\mpifunc{MPI\_TYPE\_CREATE\_HVECTOR},
 \mpifunc{MPI\_TYPE\_CREATE\_HINDEXED},
 \mpifunc{MPI\_TYPE\_CREATE\_HINDEXED\_BLOCK},
 \mpifunc{MPI\_TYPE\_CREATE\_STRUCT}, and \mpifunc{MPI\_GET\_ADDRESS}
@@ -208,7 +208,7 @@ instead of type \type{MPI\_AINT}.
 \subsection{Datatype Constructors}
 \label{subsec:pt2pt-datatypeconst}
 
-\paragraph*{Contiguous}
+\paragraph*{\textbf{Contiguous}}
 
 The simplest datatype constructor is
 \mpifunc{MPI\_TYPE\_CONTIGUOUS} which
@@ -271,7 +271,7 @@ entries defined by:
 (type_{n-1} , disp_{n-1} + ex \cdot (\mpicode{count}-1)) \} .
 \end{displaymath}
 
-\paragraph*{Vector}
+\paragraph*{\textbf{Vector}}
 
 The function
 \mpifunc{MPI\_TYPE\_VECTOR} is a more general constructor that
@@ -326,7 +326,7 @@ type, with a stride of 4 elements ($4 \cdot 16$ bytes) between the the start of
 \label{pt2pt-exTTT}
 \exindex{Typemap}%
 \exindex{MPI\_TYPE\_VECTOR}%
-A call to \mpifunc{MPI\_TYPE\_VECTOR(3, 1, -2, oldtype, newtype)} will create
+Using the same \mpiarg{oldtype}, a call to \mpifunc{MPI\_TYPE\_VECTOR(3, 1, -2, oldtype, newtype)} will create
 the datatype,
 \begin{displaymath}
 \{
@@ -389,7 +389,7 @@ equivalent to a call to
 \mpifunc{MPI\_TYPE\_VECTOR(1, count, n, oldtype, newtype)}, where \mpicode{n}
 is an arbitrary integer value.
 
-\paragraph*{Hvector}
+\paragraph*{\textbf{Hvector}}
 
 The function 
 \mpifunc{MPI\_TYPE\_CREATE\_HVECTOR} 
@@ -466,7 +466,7 @@ ex ) ,
 \} .
 \end{displaymath}
 
-\paragraph*{Indexed}
+\paragraph*{\textbf{Indexed}}
 
 The function
 \mpifunc{MPI\_TYPE\_INDEXED} allows
@@ -580,7 +580,7 @@ and
 \mpiarg{B[j]} = \mpiarg{blocklength},\ j=0 ,\ldots, \mpicode{count} -1 .
 \end{displaymath}
 
-\paragraph*{Hindexed}
+\paragraph*{\textbf{Hindexed}}
 
 The function 
 \mpifunc{MPI\_TYPE\_CREATE\_HINDEXED} 
@@ -657,7 +657,7 @@ $n \cdot \sum_{i=0}^{\mpicode{count}-1}
 \} .
 \end{displaymath}
 
-\paragraph*{Indexed\_block}
+\paragraph*{\textbf{Indexed\_block}}
 
 This function is the same as \mpifunc{MPI\_TYPE\_INDEXED} except that the
 blocklength is the same for all blocks.
@@ -689,7 +689,7 @@ displacements.
     parameter("newtype", "DATATYPE", direction="out", desc="new datatype")
 \end{mpi-binding}
 
-\paragraph*{Hindexed\_block}
+\paragraph*{\textbf{Hindexed\_block}}
  
 The function \mpifunc{MPI\_TYPE\_CREATE\_HINDEXED\_BLOCK} is identical
 to \mpifunc{MPI\_TYPE\_CREATE\_INDEXED\_BLOCK}, except that block
@@ -719,7 +719,7 @@ bytes, rather than in multiples of the \mpiarg{oldtype} extent.
     parameter("newtype", "DATATYPE", direction="out", desc="new datatype")
 \end{mpi-binding}
 
-\paragraph*{Struct}
+\paragraph*{\textbf{Struct}}
 
 \mpifunc{MPI\_TYPE\_CREATE\_STRUCT} is the most general type constructor.
 It further generalizes