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user256872
  • Member for 4 years, 2 months
  • Last seen more than a month ago
4 votes
1 answer
155 views

Is there a vector identity for $\left( \nabla \times \mathbf{\vec F}\right) \times \mathbf{\vec F}$?

4 votes
1 answer
58 views

Vector identity for $\dfrac{\mathrm d}{\mathrm dt}\nabla \varphi(\vec r(t),t) $

3 votes
1 answer
537 views

Multivariable chain rule for $f(x,y,g(x,y))$ when finding $\tfrac{\partial f}{\partial x}$.

3 votes
1 answer
134 views

Show that Riemann sum does not depend on rectangle endpoint choice

2 votes
1 answer
237 views

Find $ \lim_{n \to \infty} \int_{0}^{1} f(x) \sin(nx)dx$ where $f$ is continuously differentiable over $[0,1]$

1 vote
1 answer
2k views

If integral of vector field along closed path is zero, must it be conservative?

0 votes
1 answer
85 views

Evaluate line integral in polar coordinates system with changing basis

0 votes
2 answers
384 views

Integral of Dirac[t] delta function

0 votes
0 answers
31 views

Is there a generalization of the divergence theorem for integrals of the form $\iint_S \vec F \, dS$ [duplicate]