[doc] misc typos

[Marco Maggi]

'scm_dynwind_free()' is not  documented with @deftypefun,
so it does not appear in the functions index.


diff --recursive original/doc/ref/api-compound.texi
modified/doc/ref/api-compound.texi
1046c1046
< tabel above indiciating the vector's type.  For example,
---
> table above indicating the vector's type.  For example,
diff --recursive original/doc/ref/api-data.texi
modified/doc/ref/api-data.texi
230c230
< @m{2\sin(\pi/4),sin(pi/4)} is exactly @m{\sqrt{2},2^(1/2)}
but Guile
---
> @m{2\sin(\pi/4),2*sin(pi/4)} is exactly
@m{\sqrt{2},2^(1/2)} but Guile
480c480
< @deftypefn {C Function} SCM scm_from_mpz_t (mpz_t val)
---
> @deftypefn {C Function} SCM scm_from_mpz (mpz_t val)
diff --recursive original/doc/ref/api-modules.texi
modified/doc/ref/api-modules.texi
136c136
< been in available since at least Guile version 1.1.
---
> been available since at least Guile version 1.1.



--
Marco Maggi

"They say jump!, you say how high?"
Rage Against the Machine - "Bullet in the Head"