.RE
.ad b
.SH DESCRIPTION
-.I expm1(x)
-returns a value equivalent to
+These functions return a value equivalent to
.nf
exp(x) \- 1
.fi
-It is
-computed in a way that is accurate even if the value of
+The result is computed in a way that is accurate even if the value of
.I x
is near
zero\(ema case where