24 lines
569 B
Text
24 lines
569 B
Text
def fib (n : Nat) :=
|
|
match n with
|
|
| 0 | 1 => 1
|
|
| x+2 => fib x + fib (x+1)
|
|
termination_by n
|
|
|
|
/--
|
|
info: 89
|
|
---
|
|
info: [reduction] unfolded declarations (max: 407, num: 3):
|
|
Nat.rec ↦ 407
|
|
⏎
|
|
Or.rec ↦ 144
|
|
⏎
|
|
Acc.rec ↦ 108[reduction] unfolded reducible declarations (max: 352, num: 3):
|
|
Nat.casesOn ↦ 352
|
|
⏎
|
|
Or.casesOn ↦ 144
|
|
PProd.fst ↦ 126use `set_option diagnostics.threshold <num>` to control threshold for reporting counters
|
|
-/
|
|
#guard_msgs in
|
|
set_option diagnostics true in
|
|
set_option diagnostics.threshold 100 in
|
|
#reduce fib 10
|