whd in ⊢ (??%?); >(eq_pair_fst_snd … (trans ????)) whd in ⊢ (??%?);
@eq_f2
[ whd in ⊢ (??(???%)?); >Htest %
-| whd in ⊢ (??(???????(???%))?); >Htest @tape_move_null_action ]
+| whd in ⊢ (??(????(???%))?); >Htest @tape_move_null_action ]
qed.
lemma partest_q0_q2:
whd in ⊢ (??%?); >(eq_pair_fst_snd … (trans ????)) whd in ⊢ (??%?);
@eq_f2
[ whd in ⊢ (??(???%)?); >Htest %
-| whd in ⊢ (??(???????(???%))?); >Htest @tape_move_null_action ]
+| whd in ⊢ (??(????(???%))?); >Htest @tape_move_null_action ]
qed.
lemma sem_partest:
| whd in ⊢ (??%%→?); #H destruct (H)]
| #_ % //]
]
-qed.
-
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+qed.
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