After checking the Dirac-Bergmann procedure in detail, we investigate the equivalence between the Dirac method and the matric method used by many references.

• 我们详细讨论了Dirac-Bergmann约束计算方法,将约束的矩阵求法与狄拉克求法作比较,讨论了二者等价时的约束计算方法。