U62ttslengthLzeroscons0U11ttttU21ttttU31ttttU41ttU42isNatIListU42ttttU51ttU52isNatListU52ttttU61ttU62isNatisNatttisNatU11isNatListisNatU21isNatisNatIListU31isNatListisNatIListttisNatIListU41isNatisNatListttisNatListU51isNatlengthnil0lengthconsNU61isNatList2.1
AProVE
30c4685dac1f9efc56544a9a1f70f53689c698fa rene 20120209 unpublished dirty
http://aprove.informatik.rwth-aachen.de/
John
Doe