let elimintrossimpl = call_tactic_with_input ProofEngine.elim_intros_simpl
let elimtype = call_tactic_with_input ProofEngine.elim_type
let whd = call_tactic_with_goal_inputs ProofEngine.whd
let elimintrossimpl = call_tactic_with_input ProofEngine.elim_intros_simpl
let elimtype = call_tactic_with_input ProofEngine.elim_type
let whd = call_tactic_with_goal_inputs ProofEngine.whd