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doc-src/Tutorial/Misc/Fib.thy
author nipkow
Mon, 29 Jan 2001 23:02:21 +0100
changeset 10996 74e970389def
parent 5377 efb799c5ed3c
permissions -rw-r--r--
Moved some thms from Transitive_ClosureTr.ML to Transitive_Closure.thy

Fib = WF_Rel +
consts fib  :: nat => nat
recdef fib "measure(%n. n)"
    "fib 0 = 0"
    "fib 1 = 1"
    "fib (Suc(Suc x)) = fib x + fib (Suc x)"
end
isabelle