src/HOL/Quickcheck_Examples/Quickcheck_Nesting_Example.thy
author haftmann
Fri, 17 Aug 2018 11:26:35 +0000
changeset 68774 9fc50a3e07f6
parent 63731 9f906a2eb0e7
permissions -rw-r--r--
proper code abbreviation for power on real

theory Quickcheck_Nesting_Example
imports Quickcheck_Nesting
begin

datatype x = X "x list"

lemma "X a = X b"
quickcheck[exhaustive, size = 4, expect = counterexample]
oops

end