949cf69246
This PR changes the "declaration uses 'sorry'" warning to use backticks instead of single quotes, consistent with Lean's conventions for formatting code identifiers in diagnostic messages.
47 lines
1.2 KiB
Text
47 lines
1.2 KiB
Text
/--
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warning: exponent 10000000 exceeds the threshold 256, exponentiation operation was not evaluated, use `set_option exponentiation.threshold <num>` to set a new threshold
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---
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error: maximum recursion depth has been reached
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use `set_option maxRecDepth <num>` to increase limit
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use `set_option diagnostics true` to get diagnostic information
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-/
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#guard_msgs in
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example : 2^2^8000000 = 3^3^10000000 :=
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rfl
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/--
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-/
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#guard_msgs in
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set_option exponentiation.threshold 258 in
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example : 2^257 = 2*2^256 :=
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rfl
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/--
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warning: exponent 2008 exceeds the threshold 256, exponentiation operation was not evaluated, use `set_option exponentiation.threshold <num>` to set a new threshold
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---
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trace: k : Nat
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h : k = 2008 ^ 2 + 2 ^ 2008
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⊢ ((4032064 + 2 ^ 2008) ^ 2 + 2 ^ (4032064 + 2 ^ 2008)) % 10 = 6
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---
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warning: declaration uses `sorry`
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---
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error: (kernel) deep recursion detected
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-/
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#guard_msgs in
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example (k : Nat) (h : k = 2008^2 + 2^2008) : (k^2 + 2^k)%10 = 6 := by
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simp [h]
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trace_state
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sorry
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/--
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trace: k : Nat
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h : k = 2008 ^ 2 + 2 ^ 2008
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⊢ ((2008 ^ 2 + 2 ^ 2008) ^ 2 + 2 ^ (2008 ^ 2 + 2 ^ 2008)) % 10 = 6
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---
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warning: declaration uses `sorry`
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-/
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#guard_msgs in
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example (k : Nat) (h : k = 2008^2 + 2^2008) : (k^2 + 2^k)%10 = 6 := by
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rw [h]
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trace_state
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sorry
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