positive definited

• 正定

positive definited的用法和样例：

例句

1. This paper proves some Hadamard inequalities from the qualities of positive definite quadratic form.
   摘要利用正定二次型的性质，给出阿达马不等式的证明。
2. If a symmetrical matrix is positive definite, the determinants of all its minors are also positive.
   如果对称矩阵是为正定者，它的所有子式的行列式也都是正的。