(:*******************************************************:)
(: Test: K-NumericSubtract-18                            :)
(: Written by: Frans Englich                             :)
(: Date: 2006-10-05T18:29:36+02:00                       :)
(: Purpose: A test whose essence is: `(xs:double(6) - xs:integer(2)) instance of xs:double`. :)
(:*******************************************************:)
(xs:double(6) - xs:integer(2)) instance of xs:double