.TH Min
.PP
Minimal value
.SH Signature
.PP
.RS
.nf
min(expr: AttrName|(Tuple\->Numeric)) \-> Aggregator
.fi
.RE
.SH Examples
.PP
.RS
.nf
min(:qty)
.fi
.RE
.PP
.RS
.nf
min{|t| t.qty * t.price }
.fi
.RE
.PP
.RS
.nf
min(\->(t){ t.qty * t.price })
.fi
.RE
.SH Description
.PP
Returns the smallest of input values.
.SH Implementation notes
.PP
This aggregate function must only be used with comparable types. As of
current Alf version, it does not aggregate empty sets correctly.