doc-src/Tutorial/Misc/Tree.thy
changeset 15339 a7b603bbc1e6
parent 15338 08519594b0e4
child 15340 cd18d7b73a64
equal deleted inserted replaced
15338:08519594b0e4 15339:a7b603bbc1e6
     1 Tree = Main +
       
     2 datatype 'a tree = Tip | Node ('a tree) 'a ('a tree)
       
     3 end