.TH tai_sub 3
.SH NAME
tai_sub \- subtract two struct tai
.SH SYNTAX
.B #include <libowfat/tai.h>

extern int \fBtai_sub\fP(struct tai* \fIt\fR,const struct tai* \fIa\fR,
                   const struct tai* \fIb\fR);
.SH DESCRIPTION
\fBtai_sub\fR subtracts \fIb\fR from \fIa\fR and writes the result to \fIt\fR.
The inputs and output may overlap.
.SH "SEE ALSO"
taia_sub(3), tai_add(3)