f91: THEORY BEGIN i: VAR nat f91(i): RECURSIVE {j: nat | IF i > 100 THEN j = i - 10 ELSE j = 91 ENDIF} = (IF i > 100 THEN i - 10 ELSE f91(f91(i + 11)) ENDIF) MEASURE (LAMBDA i: (IF i > 101 THEN 0 ELSE 101 - i ENDIF)) END f91
f91: THEORY BEGIN i: VAR nat f91(i): RECURSIVE {j: nat | IF i > 100 THEN j = i - 10 ELSE j = 91 ENDIF} = (IF i > 100 THEN i - 10 ELSE f91(f91(i + 11)) ENDIF) MEASURE (LAMBDA i: (IF i > 101 THEN 0 ELSE 101 - i ENDIF)) END f91