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doc: Remove constraint on pick_goal

This commit is contained in:
Leni Aniva 2025-06-30 15:56:48 -07:00
parent f26b7fc177
commit 50bb48f2ed
Signed by: aniva
GPG Key ID: D5F96287843E8DFB
2 changed files with 3 additions and 7 deletions
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6
README.md
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@ -60,11 +60,11 @@ Example proving a theorem: (alternatively use `goal.start {"copyFrom": "Nat.add_
``` ```
$ pantograph Init $ pantograph Init
goal.start {"expr": "∀ (n m : Nat), n + m = m + n"} goal.start {"expr": "∀ (n m : Nat), n + m = m + n"}
goal.tactic {"stateId": 0, "goalId": 0, "tactic": "intro n m"} goal.tactic {"stateId": 0, "tactic": "intro n m"}
goal.tactic {"stateId": 1, "goalId": 0, "tactic": "assumption"} goal.tactic {"stateId": 1, "tactic": "assumption"}
goal.delete {"stateIds": [0]} goal.delete {"stateIds": [0]}
stat {} stat {}
goal.tactic {"stateId": 1, "goalId": 0, "tactic": "rw [Nat.add_comm]"} goal.tactic {"stateId": 1, "tactic": "rw [Nat.add_comm]"}
stat stat
``` ```
where the application of `assumption` should lead to a failure. where the application of `assumption` should lead to a failure.

4
doc/rationale.md
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@ -37,10 +37,6 @@ differently from Lean in some times, but never at the sacrifice of soundness.
- When Lean LSP says "unresolved goals", that means a proof cannot finish where - When Lean LSP says "unresolved goals", that means a proof cannot finish where
it is supposed to finish at the end of a `by` block. Pantograph will raise the it is supposed to finish at the end of a `by` block. Pantograph will raise the
error in this case, since it indicates the termination of a proof search branch. error in this case, since it indicates the termination of a proof search branch.
- `pick_goal` or `swap` will not work since they run contrary to tree search
paradigms. However, if there are tactics which perform non-trivial operations
to multiple goals at the same time, this constrain could potentially be
relaxed at a cost of great bookkeeping overhead to the user.
Pantograph cannot perform things that are inherently constrained by Lean. These Pantograph cannot perform things that are inherently constrained by Lean. These
include: include: