User beyondtheory

5 votes

1 answer

6k views

Raising and lowering indices of the Levi-Civita epsilon symbol in two dimensions

asked Dec 14, 2014 at 19:27

4 votes

0 answers

707 views

Killing spinor equation [closed]

asked Dec 3, 2014 at 14:02

1 vote

0 answers

75 views

GRE subject exam advice [duplicate]

asked Jan 3, 2015 at 18:09

1 vote

1 answer

461 views

What does this Hodge dual symbol $\star_3$ mean?

asked Feb 1, 2015 at 20:09

1 vote

0 answers

1k views

Why is electric charge the conserved quantity corresponding to global $U(1)$ symmetry? [duplicate]

asked Dec 11, 2014 at 23:47

1 vote

3 answers

224 views

Technical question about 2-forms

asked May 25, 2015 at 10:02

0 votes

0 answers

92 views

Understanding $ee\to h \to ff$ process

asked Mar 9, 2015 at 15:49

0 votes

1 answer

828 views

Using metric tensor to contract

asked May 24, 2015 at 20:14

0 votes

1 answer

325 views

What is the correct dual of antisymmetric tensors?

asked May 24, 2015 at 22:02

0 votes

1 answer

96 views

Separation of variables (integration)

asked Dec 5, 2014 at 18:27

-2 votes

1 answer

144 views

Norm of summation of vectors

asked Dec 17, 2014 at 18:07

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11 Questions

Raising and lowering indices of the Levi-Civita epsilon symbol in two dimensions

Killing spinor equation [closed]

GRE subject exam advice [duplicate]

What does this Hodge dual symbol $\star_3$ mean?

Why is electric charge the conserved quantity corresponding to global $U(1)$ symmetry? [duplicate]

Technical question about 2-forms

Understanding $ee\to h \to ff$ process

Using metric tensor to contract

What is the correct dual of antisymmetric tensors?

Separation of variables (integration)

Norm of summation of vectors