
好词典

Named after the German mathematician Carl Gustav Jacob Jacobi (1804–1851), who made significant contributions to matrix theory and differential equations.
❶ 雅可比矩阵,用于描述多变量函数的偏导数构成的矩阵,在数学和物理中常用于坐标变换和微分方程求解。
“The Jacobian matrix is essential for understanding how changes in one coordinate system affect another.”
(雅可比矩阵对于理解一个坐标系的变化如何影响另一个坐标系至关重要。)
“When solving the system of equations, we need to compute the Jacobian.”
(在解方程组时,我们需要计算雅可比矩阵。)
Jacobian determinant — 雅可比行列式,是雅可比矩阵的行列式,用于衡量变换的缩放因子。
“The Jacobian determinant tells us how much the area or volume is scaled under the transformation.”
(雅可比行列式告诉我们变换下面积或体积的缩放程度。)