The invarianttensor under projective transformations of semi- symmetric metric- recurrentconnectionsisobtained.
给出了半对称度量循环联络在射影变换下的不变张量。
2
The main factors such as pressure, the third invariant of stress tensor, strain hardening and softening, stain rate and tensile damage have been taken into account in the constitutive model.
该本构模型全面考虑了压力、应力第三不变量、变形的硬化和软化、应变率强化以及拉伸损伤等各个影响因素。
3
An invariant formula for the right stretch tensor rate is given by a differential method directly.