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exp_pow_pi_sq_transcendental

Specification

$e^{\pi^2}$ is transcendental.

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Lean 4 Statement
theorem exp_pow_pi_sq_transcendental : Transcendental ℚ (exp (π ^ 2))
ID: Wikipedia__Transcendental__exp_pow_pi_sq_transcendental
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Evaluation Results

Recent Submissions

Model Status Goals Left Submitted Lean Snippet Output
GPT-5.3 Codex Agent v8 Partial 1 Feb 25, 2026
have h : Transcendental ℚ (exp (π ^ 2)) := ?_ exact h
View
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    "reasoning_effort": "high",
    "response_trace_count": 11
  },
  "response_trace": [
    {
      "iteration": 1,
      "event": "search_mathlib",
      "query": "exp_pi_sq transcendental",
      "results_count": 8
    },
    {
      "iteration": 2,
      "event": "search_mathlib",
      "query": "Transcendental \u211a (exp \u03c0)",
      "results_count": 0
    },
    {
      "iteration": 3,
      "event": "search_mathlib",
      "query": "transcendental_pi",
      "results_count": 0
    },
    {
      "iteration": 4,
      "event": "search_mathlib",
      "query": "pi transcendental",
      "results_count": 0
    },
    {
      "iteration": 5,
      "event": "search_mathlib",
      "query": "Transcendental",
      "results_count": 1
    },
    {
      "iteration": 6,
      "event": "search_mathlib",
      "query": "Real.pi_transcendental",
      "results_count": 8
    },
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      "reasoning_text": "**Testing skeleton proof compile**",
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      "event": "compile_proof",
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      "banned_tokens": [],
      "proof_code": "have h : Transcendental \u211a (exp (\u03c0 ^ 2)) := ?_\nexact h",
      "compiler_output_preview": "/app/asi_portal/verifier/quick_1772029815_7015.lean:18:73: error: unsolved goals\ncase refine_1\n\u22a2 Transcendental \u211a (rexp (\u03c0 ^ 2))\n'Transcendental.exp_pow_pi_sq_transcendental' depends on axioms: [propext, sorryAx, Classical.choice, Quot.sound]\n\n\n",
      "compile_elapsed_s": 29.157,
      "tactic_replay": {
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        "successful_tactics": 0,
        "first_failure_step": 1,
        "goal_trajectory": [
          1,
          2
        ],
        "max_goals": 2,
        "final_goal_count": 2,
        "goals_opened": 1,
        "goals_closed": 0
      },
      "lsp_feedback": {
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          {
            "fullRange": {
              "end": {
                "character": 9,
                "line": 19
              },
              "start": {
                "character": 73,
                "line": 17
              }
            },
            "leanTags": [
              1
            ],
            "message": "unsolved goals\ncase refine_1\n\u22a2 Transcendental \u211a (rexp (\u03c0 ^ 2))",
            "range": {
              "end": {
                "character": 0,
                "line": 18
              },
              "start": {
                "character": 73,
                "line": 17
              }
            },
            "severity": 1,
            "source": "Lean 4"
          },
          {
            "fullRange": {
              "end": {
                "character": 6,
                "line": 21
              },
              "start": {
                "character": 0,
                "line": 21
              }
            },
            "message": "'Transcendental.exp_pow_pi_sq_transcendental' depends on axioms: [propext, sorryAx, Classical.choice, Quot.sound]",
            "range": {
              "end": {
                "character": 6,
                "line": 21
              },
              "start": {
                "character": 0,
                "line": 21
              }
            },
            "severity": 3,
            "source": "Lean 4"
          }
        ],
        "error_line": 17,
        "error_char": 73,
        "error_msg": "unsolved goals\ncase refine_1\n\u22a2 Transcendental \u211a (rexp (\u03c0 ^ 2))",
        "goal_before_error": null,
        "full_timeline": [
          {
            "line": 18,
            "code": "have h : Transcendental \u211a (exp (\u03c0 ^ 2)) := ?_",
            "goal": "```lean\n\u22a2 Transcendental \u211a (rexp (\u03c0 ^ 2))\n```",
            "goal_count": 1,
            "ast_complexity": 45
          },
          {
            "line": 19,
            "code": "exact h",
            "goal": "```lean\ncase refine_2\nh : Transcendental \u211a (rexp (\u03c0 ^ 2))\n\u22a2 Transcendental \u211a (rexp (\u03c0 ^ 2))\n```\n---\n```lean\ncase refine_1\n\u22a2 Transcendental \u211a (rexp (\u03c0 ^ 2))\n```",
            "goal_count": 2,
            "ast_complexity": 159
          }
        ],
        "tactic_count": 2,
        "successful_tactics": 0,
        "first_failure_step": 1,
        "cps": 0.0,
        "cps_peak_step": 0,
        "error_code": "theorem exp_pow_pi_sq_transcendental : Transcendental \u211a (exp (\u03c0 ^ 2)) := by"
      }
    },
    {
      "iteration": 8,
      "event": "search_mathlib",
      "query": "transcendental_exp",
      "results_count": 0
    },
    {
      "iteration": 9,
      "event": "search_mathlib",
      "query": "Real.transcendental",
      "results_count": 8
    },
    {
      "iteration": 10,
      "event": "search_mathlib",
      "query": "Transcendental.exp",
      "results_count": 0
    }
  ],
  "verification": {
    "banned_tokens": [],
    "command": [
      "[path]
      "lean",
      "/app/asi_portal/verifier/quick_1772029852_5725.lean"
    ],
    "comparator_passed": null,
    "duration_s": 13.194401264190674,
    "goals_remaining": 1,
    "is_verified": false,
    "lean_file_path": "",
    "problem": {
      "axioms_check_name": "exp_pow_pi_sq_transcendental",
      "axioms_check_skipped": false,
      "benchmark_id": "Wikipedia__Transcendental__exp_pow_pi_sq_transcendental",
      "category": "research_open",
      "endings": [
        "end Transcendental"
      ],
      "imports": [
        "FormalConjectures.Util.ProblemImports"
      ],
      "preamble_chars": 167,
      "source_file": "FormalConjectures/Wikipedia/Transcendental.lean",
      "title": "exp_pow_pi_sq_transcendental"
    },
    "returncode": 1,
    "status": "partial",
    "stderr": "",
    "stdout": "/app/asi_portal/verifier/quick_1772029852_5725.lean:18:73: error: unsolved goals\ncase refine_1\n\u22a2 Transcendental \u211a (rexp (\u03c0 ^ 2))\n'Transcendental.exp_pow_pi_sq_transcendental' depends on axioms: [propext, sorryAx, Classical.choice, Quot.sound]\n\n",
    "timed_out": false
  },
  "phase2_error": "ProgressAnalysisResult.__init__() missing 1 required positional argument: 'progress_score'"
}
Gemini 3.1 Pro Agent v8 Failed -- Feb 24, 2026
View
{
  "agent_telemetry": {
    "compilations": 0,
    "iterations": 0,
    "duration_s": 0.06,
    "best_status": "pending",
    "best_goals": null,
    "max_iterations": 10,
    "model": "google/gemini-3.1-pro-preview",
    "error": "OpenRouter API error 402: {\"error\":{\"message\":\"This request requires more credits, or fewer max_tokens. You requested up to 65536 tokens, but can only afford 58661. To increase, visit https://openrouter.ai/settings/keys and create a key with a higher total limit\",\"code\":402,\"metadata\":{\"provider_name\":null}},\"user_id\":\"user_2zsm3L1zzBL2yxyrvmrXwgeTimc\"}",
    "provider": "openrouter_primary",
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    "reasoning_effort": "high",
    "response_trace_count": 0
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  "response_trace": []
}
Gemini 3 Flash Agent v8 Partial 2 Feb 17, 2026
intro h_alg have h_pi_trans : Transcendental ℚ π := by -- Search for the correct name for the transcendence of pi -- Likely it's in a sub-namespace or has a slightly different name refine ?_ have h_pi_sq_trans : Transcendental ℚ (π ^ (2 : ℕ)) := by intro h_sq apply h_pi_trans apply IsAlgebraic.of_pow (by norm_num) h_sq -- If exp(π^2) is algebraic, then by Lindemann-Weierstrass, π^2 must be zero. -- But π^2 is transcendental, so it cannot be zero. have h_nonzero : π ^ (2 : ℕ) ≠ 0 := by apply pow_ne_zero exact pi_ne_zero -- Need the theorem that says exp(a) is algebraic implies a is zero or transcendental. -- Since π^2 is not algebraic, we can't directly use "a algebraic and nonzero implies exp(a) transcendental". -- However, e^(π^2) is conjectured transcendental, famously unsolved (until Schanuel's or similar). -- Wait, the prompt implies this is a proof task. Let's try to link it to known constants. refine ?_
View
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    "compilations": 8,
    "iterations": 8,
    "duration_s": 81.47,
    "best_status": "partial",
    "best_goals": 2,
    "max_iterations": 8,
    "model": "gemini-3-flash-preview",
    "error": null,
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  },
  "response_trace": [
    {
      "iteration": 1,
      "provider": "openrouter_primary",
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      "response_id": "gen-1771350395-Hc9QkhP2gRs80df3Gpf7",
      "api_elapsed_s": 2.386,
      "usage": {
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      },
      "openrouter_retries": 0,
      "response_text_len": 471
    },
    {
      "iteration": 1,
      "event": "compile_proof",
      "provider": "openrouter_primary",
      "status": "failed",
      "goals_remaining": null,
      "timed_out": false,
      "banned_tokens": [],
      "proof_code": "apply Complex.transcendental_exp\n\u00b7 intro h\n  replace h : \u03c0 ^ 2 = 0 := by\n    rw [\u2190 Complex.ofReal_inj] at h\n    simpa using h\n  have : \u03c0 \u2260 0 := Real.pi_ne_zero\n  have : \u03c0 ^ 2 \u2260 0 := pow_ne_zero 2 this\n  contradiction\n\u00b7 intro h\n  rw [Transcendental] at h\n  have h_alg : IsAlgebraic \u211a (\u03c0 ^ 2) := h\n  have h_pi : IsAlgebraic \u211a \u03c0 := by\n    apply isAlgebraic_of_pow 2 (show 2 > 0 by norm_num) h_alg\n  have h_trans : Transcendental \u211a \u03c0 := transcendental_pi\n  exact h_trans h_pi",
      "compiler_output_preview": "[path]:19:8: error: unknown constant 'Complex.transcendental_exp'\n[path]:20:2: error: no goals to be solved\n'Transcendental.exp_pow_pi_sq_transcendental' depends on axioms: [propext, sorryAx, Classical.choice, Quot.sound]\n\n"
    },
    {
      "iteration": 2,
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      "finish_reason": "stop",
      "response_id": "gen-1771350405-GCzbf9oAdkMdbFvThsCe",
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      "usage": {
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    },
    {
      "iteration": 2,
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      "provider": "openrouter_primary",
      "status": "failed",
      "goals_remaining": null,
      "timed_out": false,
      "banned_tokens": [],
      "proof_code": "apply transcendental_exp\n\u00b7 intro h\n  replace h : \u03c0 ^ 2 = 0 := by\n    rw [\u2190 Complex.ofReal_inj] at h\n    simpa using h\n  have : \u03c0 \u2260 0 := Real.pi_ne_zero\n  have : \u03c0 ^ 2 \u2260 0 := pow_ne_zero 2 this\n  contradiction\n\u00b7 intro h\n  have h_pi : IsAlgebraic \u211a \u03c0 := isAlgebraic_of_pow 2 (set_linarith_0! : 2 > 0) h\n  exact transcendental_pi h_pi",
      "compiler_output_preview": "[path]:19:8: error: unknown identifier 'transcendental_exp'\n[path]:20:2: error: no goals to be solved\n'Transcendental.exp_pow_pi_sq_transcendental' depends on axioms: [propext, sorryAx, Classical.choice, Quot.sound]\n\n"
    },
    {
      "iteration": 3,
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      "response_id": "gen-1771350414-sMgId9FxlOEw5ZnUF1NL",
      "api_elapsed_s": 1.676,
      "usage": {
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    },
    {
      "iteration": 3,
      "event": "compile_proof",
      "provider": "openrouter_primary",
      "status": "failed",
      "goals_remaining": null,
      "timed_out": false,
      "banned_tokens": [],
      "proof_code": "intro h_alg\nhave h_not_alg : \u00ac IsAlgebraic \u211a (exp (\u03c0 ^ 2)) := by\n  intro h\n  have h_pi_sq : IsAlgebraic \u211a (\u03c0 ^ 2) := by\n    refine ?_\n  have h_pi : IsAlgebraic \u211a \u03c0 := isAlgebraic_of_pow 2 (by norm_num) h_pi_sq\n  exact transcendental_pi h_pi\napply h_not_alg h_alg\nrefine ?_",
      "compiler_output_preview": "[path]:22:44: error: unsolved goals\nh_alg h : IsAlgebraic \u211a (rexp (\u03c0 ^ 2))\n\u22a2 IsAlgebraic \u211a (\u03c0 ^ 2)\n[path]:24:35: error: unknown identifier 'isAlgebraic_of_pow'\n[path]
    },
    {
      "iteration": 4,
      "provider": "openrouter_primary",
      "finish_reason": "stop",
      "response_id": "gen-1771350423-297dTxf8E0UMJy7gbqJS",
      "api_elapsed_s": 4.251,
      "usage": {
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      },
      "openrouter_retries": 0,
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    },
    {
      "iteration": 4,
      "event": "compile_proof",
      "provider": "openrouter_primary",
      "status": "failed",
      "goals_remaining": null,
      "timed_out": false,
      "banned_tokens": [],
      "proof_code": "intro h_alg\nhave h_pi_sq : IsAlgebraic \u211a (\u03c0 ^ (2 : \u2115)) := by\n  -- Using Lindemann-Weierstrass theorem: if a is algebraic and non-zero, exp(a) is transcendental.\n  -- Here we have exp(\u03c0^2). If \u03c0^2 were algebraic and non-zero, exp(\u03c0^2) would be transcendental.\n  -- Conversely, if exp(\u03c0^2) is algebraic, then \u03c0^2 must be non-algebraic (unless it's 0).\n  -- But we know \u03c0 is transcendental, hence \u03c0^2 is transcendental.\n  -- However, since \u03c0 is transcendental is proved in Mathlib as `Real.transcendental_pi`.\n  refine ?_\nhave h_pi : IsAlgebraic \u211a \u03c0 := by\n  apply IsAlgebraic.of_pow (by norm_num : 0 < 2) h_pi_sq\nexact Real.transcendental_pi h_pi",
      "compiler_output_preview": "[path]:20:48: error: unsolved goals\nh_alg : IsAlgebraic \u211a (rexp (\u03c0 ^ 2))\n\u22a2 IsAlgebraic \u211a (\u03c0 ^ 2)\n[path]:29:8: error: unknown constant 'Real.transcendental_pi'\n'Transcendental.exp_pow_pi_sq_transcendental' depends on axioms: [propext, sorryAx, C\n...<truncated>"
    },
    {
      "iteration": 5,
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      "proof_code": "intro h_alg\nhave h_pi_trans : Transcendental \u211a \u03c0 := by\n  exact transcendental_pi\nhave h_pi_sq_trans : Transcendental \u211a (\u03c0 ^ 2) := by\n  intro h_sq\n  apply h_pi_trans\n  apply IsAlgebraic.of_pow (by norm_num : 0 < 2) h_sq\nhave h_exp_pi_sq_trans : Transcendental \u211a (exp (\u03c0 ^ 2)) := by\n  -- By Lindemann-Weierstrass: if a is algebraic and non-zero, exp(a) is transcendental.\n  -- Conversely, if exp(a) is algebraic, then a is 0 or a is transcendental.\n  -- Here a = \u03c0^2. We know \u03c0^2 is transcendental, so exp(\u03c0^2) is transcendental.\n  -- This requires the fact that log(exp(\u03c0^2)) = \u03c0^2.\n  refine ?_\nexact h_exp_pi_sq_trans h_alg",
      "compiler_output_preview": "[path]:21:10: error: unknown identifier 'transcendental_pi'\n[path]:26:61: error: unsolved goals\nh_alg : IsAlgebraic \u211a (rexp (\u03c0 ^ 2))\nh_pi_trans : Transcendental \u211a \u03c0\nh_pi_sq_trans : Transcendental \u211a (\u03c0 ^ 2)\n\u22a2 Transcendental \u211a (rexp (\u03c0 ^ 2))\n'Tra\n...<truncated>"
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      "proof_code": "intro h_alg\nhave h_pi_trans : Transcendental \u211a \u03c0 := by\n  -- Search for the correct name for the transcendence of pi\n  -- Likely it's in a sub-namespace or has a slightly different name\n  refine ?_\nhave h_pi_sq_trans : Transcendental \u211a (\u03c0 ^ (2 : \u2115)) := by\n  intro h_sq\n  apply h_pi_trans\n  apply IsAlgebraic.of_pow (by norm_num) h_sq\n-- If exp(\u03c0^2) is algebraic, then by Lindemann-Weierstrass, \u03c0^2 must be zero.\n-- But \u03c0^2 is transcendental, so it cannot be zero.\nhave h_nonzero : \u03c0 ^ (2 : \u2115) \u2260 0 := by\n  apply pow_ne_zero\n  exact pi_ne_zero\n-- Need the theorem that says exp(a) is algebraic implies a is zero or transcendental.\n-- Since \u03c0^2 is not algebraic, we can't directly use \"a algebraic and nonzero implies exp(a) transcendental\".\n-- However, e^(\u03c0^2) is conjectured transcendental, famously unsolved (until Schanuel's or similar).\n-- Wait, the prompt implies this is a proof task. Let's try to link it to known constants.\nrefine ?_",
      "compiler_output_preview": "[path]:20:42: error: unsolved goals\nh_alg : IsAlgebraic \u211a (rexp (\u03c0 ^ 2))\n\u22a2 Transcendental \u211a \u03c0\n[path]:18:73: error: unsolved goals\nh_alg : IsAlgebraic \u211a (rexp (\u03c0 ^ 2))\nh_pi_trans : Transcendental \u211a \u03c0\nh_pi_sq_trans : Transcendental \u211a (\u03c0 ^ 2)\nh_no\n...<truncated>"
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      "proof_code": "intro h_alg\nhave h_pi_trans : Transcendental \u211a \u03c0 := by\n  letI : Field \u2102 := inferInstance\n  letI : Algebra \u211a \u2102 := inferInstance\n  exact transcendental_pi\nhave h_pi_sq_trans : Transcendental \u211a (\u03c0 ^ 2) := by\n  intro h_sq\n  apply h_pi_trans\n  apply IsAlgebraic.of_pow (by norm_num : 0 < 2)\n  exact h_sq\nhave h_exp_pi_sq_not_alg : \u00ac IsAlgebraic \u211a (exp (\u03c0 ^ 2)) := by\n  intro h_exp_alg\n  -- This is a deep transcendental result\n  refine ?_\nexact h_exp_pi_sq_not_alg h_alg",
      "compiler_output_preview": "[path]:23:10: error: unknown identifier 'transcendental_pi'\n[path]:29:62: error: unsolved goals\nh_alg : IsAlgebraic \u211a (rexp (\u03c0 ^ 2))\nh_pi_trans : Transcendental \u211a \u03c0\nh_pi_sq_trans : Transcendental \u211a (\u03c0 ^ 2)\nh_exp_alg : IsAlgebraic \u211a (rexp (\u03c0 ^ 2\n...<truncated>"
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      "provider": "openrouter_primary",
      "status": "failed",
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      "banned_tokens": [],
      "proof_code": "intro h_alg\nhave h_trans_pi : Transcendental \u211a \u03c0 := Transcendental.pi\nhave h_trans_pi_sq : Transcendental \u211a (\u03c0 ^ 2) := by\n  intro h_sq\n  apply h_trans_pi\n  apply IsAlgebraic.of_pow (by norm_num : 0 < 2) h_sq\nhave h_exp_pi_sq : IsAlgebraic \u211a (exp (\u03c0 ^ 2)) \u2192 \u03c0 ^ 2 = 0 := by\n  intro h\n  let a := (\u03c0 : \u2102) ^ 2\n  have ha : IsAlgebraic \u211a (exp a) := by\n    rw [\u2190 Complex.ofReal_exp]\n    exact h\n  refine ?_\nhave h_pi_sq_nz : \u03c0 ^ 2 \u2260 0 := by\n  nlinarith [Real.pi_pos]\nexact h_trans_pi_sq (h_exp_pi_sq h_alg \u25b8 h_pi_sq_nz).elim",
      "compiler_output_preview": "[path]:20:42: error: unknown constant 'Transcendental.pi'\n[path]:28:33: error: Application type mismatch: In the application\n  rexp a\nthe argument\n  a\nhas type\n  \u2102 : Type\nbut is expected to have type\n  \u211d : Type\n[path]
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    "problem": {
      "axioms_check_name": "exp_pow_pi_sq_transcendental",
      "axioms_check_skipped": false,
      "benchmark_id": "Wikipedia__Transcendental__exp_pow_pi_sq_transcendental",
      "category": "research_open",
      "endings": [
        "end Transcendental"
      ],
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        "FormalConjectures.Util.ProblemImports"
      ],
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      "source_file": "FormalConjectures/Wikipedia/Transcendental.lean",
      "title": "exp_pow_pi_sq_transcendental"
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    "stdout": "[path]:20:42: error: unsolved goals\nh_alg : IsAlgebraic \u211a (rexp (\u03c0 ^ 2))\n\u22a2 Transcendental \u211a \u03c0\n[path]:18:73: error: unsolved goals\nh_alg : IsAlgebraic \u211a (rexp (\u03c0 ^ 2))\nh_pi_trans : Transcendental \u211a \u03c0\nh_pi_sq_trans : Transcendental \u211a (\u03c0 ^ 2)\nh_nonzero : \u03c0 ^ 2 \u2260 0\n\u22a2 False\n'Transcendental.exp_pow_pi_sq_transcendental' depends on axioms: [propext, sorryAx, Classical.choice, Quot.sound]\n",
    "timed_out": false
  }
}
Gemini 3 Flash Preview Failed -- Feb 14, 2026
rw [mul_assoc] simp [α, Complex.exp_two_pi_mul_I] have h_pi_sq_trans : Transcendental ℚ (π ^ 2) := by apply Transcendental.pow_nat exact transcendental_pi exact Nat.succ_ne_zero 1 by_contra h_not_trans apply h_pi_sq_trans apply Transcendental.of_algebraic exact h_alg apply transcendental_pi apply transcendental_exp . exact one_ne_zero . exact one_ne_zero ring_nf exact transcendental_pi
View
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    "stdout": "[path]:19:6: error: tactic 'rewrite' failed, did not find instance of the pattern in the target expression\n  ?a * ?b * ?c\n\u22a2 Transcendental \u211a (rexp (\u03c0 ^ 2))\n[path]:20:4: error: unexpected identifier; expected command\n",
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