Fixed use of too many args for `.Em'.

Fixed description of domain of y*().
Fixed description of error domain.  (This description is still half
redundant and half wrong, as in many other math man pages.  fdlibm
doesn't support the VAX or Tahoe.)
Fixed capitalization of `Bessel'.

lib/msun/man/j0.3

@@ -30,7 +30,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     from: @(#)j0.3	6.7 (Berkeley) 4/19/91
-.\"	$Id: j0.3,v 1.1.1.1 1994/08/19 09:39:42 jkh Exp $
+.\"	$Id: j0.3,v 1.2 1995/03/01 05:06:20 jkh Exp $
 .\"
 .Dd April 19, 1991
 .Dt J0 3
@@ -48,7 +48,7 @@
 .Nm y1f ,
 .Nm yn ,
 .Nm ynf
-.Nd bessel functions of first and second kind
+.Nd Bessel functions of first and second kind
 .Sh SYNOPSIS
 .Fd #include <math.h>
 .Ft double
@@ -95,7 +95,8 @@ the functions
 and
 .Fn jnf
 compute the
-.Em Bessel function of the first kind of the integer order
+.Em Bessel function of the first kind of the integer
+.Em order
 .Fa n
 for the real value
 .Fa x .
@@ -113,22 +114,21 @@ compute the linearly independent
 1, respectively,
 for the
 positive
-.Em integer
+.Em real
 value
-.Fa x
-(expressed as a double or float);
+.Fa x ;
 the functions
 .Fn yn
 and
 .Fn ynf
 compute the
-.Em Bessel function of the second kind for the integer order
+.Em Bessel function of the second kind for the integer
+.Em order
 .Fa n
 for the positive 
-.Em integer
+.Em real
 value
-.Fa x
-(expressed as a double or float).
+.Fa x .
 .Sh RETURN VALUES
 If these functions are successful,
 the computed value is returned. On the
@@ -136,7 +136,9 @@ the computed value is returned. On the
 and
 .Tn Tahoe
 architectures,
+for the Bessel functions of the second kind,
 a negative
+or zero
 .Fa x
 value
 results in an error; the global