Michael Paris's user avatar
Michael Paris's user avatar
Michael Paris's user avatar
Michael Paris
  • Member for 6 years, 9 months
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3 votes

Building Intuition for Differential forms, exterior derivative, wedge

2 votes
Accepted

How to calculate the following $ \frac{\partial}{\partial x} \log (\det X(x))$?

2 votes

Integration simple question

2 votes
Accepted

What is the probability that a random point would lie in this inscribed circle?

2 votes
Accepted

How do I prove that for bases $g^1,g^2,g^3$ and $g_1,g_2,g_3$ is $g^j=G^{ij}g_i$ and $g_j=G_{ij}g^i$?

2 votes
Accepted

Find the row or column with the largest number of zeros and expand the determinant of the matrix over it.

2 votes

Given $f(x)=\cos^{-1}(\cos x)$, why is $f(4)\neq 4$?

2 votes
Accepted

Parameterizing same curve in different directions

2 votes

(1,1) tensor field maps vector to vector

1 vote
Accepted

Differentiation of a vector product

1 vote

Orthonormal basis complex vector space $(1,i,0)$ and $(1,1,1)$

1 vote
Accepted

Given a smooth function $f$ for which $\lim_\limits{x\to\pm \infty}f^{(n)}(x)=0.$ Do the derivatives of $f(1/x)$ also tend to $0$ as $x\to0$?

1 vote
Accepted

What is p(biased coin given heads) in 2 Fair coin, 1 biased coin experiment

1 vote
Accepted

Given $y = sx, E[(x-E[x])(y-E[y])] = E[(x-E[x])(sx-E[sx])]$ how to derivate $Cov(x, y) = 0$?

1 vote

Given Fourier series coefficients, what is the maximum value the constructed signal can have?

1 vote

What is this function related with continued fractions?

1 vote
Accepted

Upper bound of integral $\int_0^b\frac{1}{x+2^x} dx$

1 vote

Upper bound of a recursive sequence for a fixed $n$

1 vote

Solving for $Y$, using a utility function

1 vote

Finding volume of revolution for $y=x^{2}+2$ about $y=-2$ on the interval $[0,2]$

0 votes

Find $\frac{\partial^2 f}{\partial x \partial y}(0, 0)$ given that $\lim_{(x, y) \to (0,0)} \frac{f(x, y) - \tan{(x)}\sin{(y)}}{x^2 + y^2} = 0$.

0 votes

Geometrical Meaning of linear first order partial differential equations?

0 votes

Find general and particular solution for $yp-xq=0$

0 votes

How to apply CT to an improper integral?

0 votes

Combine 2 regions, multivariable calculus

0 votes

Domain of the function $f(x)=\frac{1+\tfrac{1}{x}}{1-\tfrac{1}{x}}$

0 votes

By using the definition of $e$, prove that $\lim_{x\to\infty} \left(\frac{3+2x}{5+2x}\right)^x = \frac1e$

0 votes

derivative under integral intuition

0 votes

How to prove this identity involving vector calculus.

0 votes
Accepted

Calculating a normal vector field for a surface defined by spherical harmonics