Sử dụng ten xơ e, chứng minh các biểu thức
a, eijk*ekij=6
b, eijk*aj*ak=0...
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Engineering, 22.09.2021 21:30 kms275
Sử dụng ten xơ e, chứng minh các biểu thức
a, eijk*ekij=6
b, eijk*aj*ak=0
![ansver](/tpl/images/cats/User.png)
Answers: 2
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