<s>
FFTPACK	B-Application
is	O
a	O
package	O
of	O
Fortran	B-Application
subroutines	O
for	O
the	O
fast	O
Fourier	O
transform	O
.	O
</s>
<s>
It	O
was	O
developed	O
by	O
Paul	O
Swarztrauber	O
of	O
the	O
National	O
Center	O
for	O
Atmospheric	O
Research	O
,	O
and	O
is	O
included	O
in	O
the	O
general-purpose	O
mathematical	O
library	O
SLATEC	B-Application
.	O
</s>
<s>
Much	O
of	O
the	O
package	O
is	O
also	O
available	O
in	O
C	B-Language
and	O
Java	B-Language
translations	O
.	O
</s>
