Taking the yu - edition to correct the edition of yu zhang series , which makes yu zhang series perfect , and purpose of the corrector is to make use of its valuable historical materials 取俞辑本以校《豫章丛书》本，使后者愈益完善，其中珍贵史料得以更好地发掘利用，便是今番点校整理的用意。
2.
Through investigation and comparison of the edition , sifters have found that the present : yu zhang series has been of the same origin with the series corrected by yu wangjue , which exists little differences , and it had no original connection with the series of ye zhanquan , which exists much differences 通过版本考察与对比，整理者发现行世《豫章丛书》本与馆藏俞王爵校辑本同源，差异较小，而与馆藏清初叶瞻泉刻本无渊源关系，差异较大。
