formal derivative meaning in English
形式导数
Examples
- The idea of complex formal derivatives is generalized from scalar to vector and ma - trix at first , then the manipulation rules of complex formal derivatives are derived systema - tically . as a mathematical tool , it is useful in the study of certain theory and numerical meth - od in electrical engineering problems
网友解答：将原来仅限于标量的复形式导数，推广到复向量和复矩阵的范围，并系统地导出了复向量和复矩阵形式导数的运算法则；为电机工程的某些理论和计算方法的研究，提供了一个有力的数学工具。