@prefix : <#> .
@prefix log: <http://www.w3.org/2000/10/swap/log#> .
@prefix math: <http://www.w3.org/2000/10/swap/math#> .
@prefix string: <http://www.w3.org/2000/10/swap/string#> .

# Mixed decimal and string
{ ( 1.6 "3" ) math:product  ?y } => { ?y a "should be 4.8" }.
{ ( "   -522.52" 1 ) math:product  ?y } => { ?y a "should be -522.52" }.