最終更新日：2025/11/23
In the seminar, she explained how an alternating knot can be recognized from a knot diagram by checking that the crossings alternate between over and under as you go around the strand.
正解を見る
In the seminar, she explained how an alternating knot can be recognized from a knot diagram by checking that the crossings alternate between over and under as you go around the strand.
音声機能が動作しない場合はこちらをご確認ください
編集履歴（0）
