Muphrid

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145 Answers

newest activity votes
22
Optimizing response times of an ambulance corp: short-term versus average
16
How is “area” a vector?
11
Cross product and pseudovector confusion.
9
The Meaning of the Fundamental Theorem of Calculus
6
What is a diffeomorphism?
6
What's the Clifford algebra?
5
Matrix Determinant Identity
4
Why is boundary information so significant? — Stokes's theorem
4
Can the curl operator be generalized to non-3D?
4
geometrical multiplication of complex numbers
4
Probability; cards. You got 2 tens, chance of getting a full house
4
What is a covector and what is it used for?
3
Intuition for Cross Product of Vector with Itself and Vector with Zero Vector
3
Use Green's Theorem to compute the area inside the curve
3
Quaternions: why does ijk = -1 and ij=k and -ji=k
3
Is there a counterexample to the claim that if $\mathbf y\cdot\mathbf y=1$ and $\mathbf x\cdot\mathbf y=c$ then $\mathbf x=c\mathbf y$?
3
Trinomial Expansion
3
Definition of a tensor field
3
fundamental theorem of calculus relation
3
How do we calculate the expected winnings in this problem?
3
Integration by Parts with a Jump Discontinuity
3
Hodge dual on orthonormal basis: two inconsistent answers
2
Computing cross product using norm and angle
2
Jacobian or No Jacobian - Surface Integrals
2
What's the best 3D angular co-ordinate system for working with smartfone apps
2
Show that $\nabla\cdot (\nabla f\times \nabla h)=0$
2
If $\omega$ is a 2-form on $\mathbb{R}^4$ and $\omega \wedge \omega = 0$, then $\omega$ is decomposable.
2
Compute the value of the exterior $2$-form
2
Definition of spinor
2
Magnetic fields and the complex plane
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