Skip a subgoal while proving in Isabelle...

Are constructors disjoint in Agda? (or how to disprove inj₁ x ≡ inj₂ y)...

Is it possible to program and check invariants in Haskell?...

Isabelle: Proof on difference between 2 lists...

Strategies for proving propositional tautologies?...

How can I prove a type is valid in Agda?...

Limits of SMT solvers...

Theorem Prover: How to optimize a backward proof search containing a "useless rule AND"...

How to describe the one-many relations in Coq?...

Proving a type empty in Agda...

Prover9 hints not being used...

equivalence of arithmetic expressions using algebra_simps...

Hilbert System - Automate Proof...

OTTER inferences...

Isabelle matrix arithmetic: det_linear_row_setsum in library with different notation...

Isabelle trivial issue: “Max (S::nat set) = 0” implies all elements of S are zero...

Degree of polynomial smaller than a number...

Proof arguments in Coq...

Isabelle: getting three different results with sledgehammer for what seems to be identical lemmas...

Possible bug with Z3: Z3 is not able to prove a theorem in Topology...

use of sort in Z3...

Custom prover tactics in Idris...

splitAt equality in Agda...

Using theorem provers to find attacks...

prove bubble sort is ordered by lemma...

Coq - Error when eliminating OR...

Coq: How to prove "a=b -> nat_compare a b = Eq."?...

How can I use rules suggested by solve_direct? (by (rule …) doesn't always work)...

Establishing that a record type belongs to a given class...

How to generate html version of Isabelle theory...