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 Yearling
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Feb
2
awarded  Yearling
Jan
14
comment Is there a name/notation for coordinate-wise identical function?
@Travis Good point. I'll move the question there if I don't get reasonable answers here. Also, perhaps other tags could be more appropriate?
Jan
14
asked Is there a name/notation for coordinate-wise identical function?
Jan
7
answered Two different results for splitting sample points into groups of a certain size?
Nov
5
awarded  Popular Question
Oct
29
comment Find the derivative of $y = x^{\ln(x)}\sec(x)^{3x}$
Show some of your work. Where are you getting stuck?\
Sep
26
comment Would Evaluating a polynomial at uniformly random points outputs random values?
A polynomial exists over the entire real line. Is your uniform distribution bounded?
Sep
24
awarded  Autobiographer
Sep
23
comment Find the largest $\delta \gt 0$ such that $|{\sqrt{x - x^2} - 0}| \lt\epsilon$ when $1 - \delta \lt x \lt 1$.
Are we assuming that $f: \mathbb{R} \rightarrow \mathbb{R}$?
Sep
15
comment Proof of Laplace expansion using minors
Just curious, which book is this proof from?
Sep
15
answered $\vec{a} \times \vec{b} = \vec{c} \times \vec{d}$ . what can you say about the direction of $\vec{b} \times \vec{c}$?
Sep
5
comment Finding inverse of a general linear transform
@MattL. Good find. I think this is essentially a dupe then. Should I close it?
Sep
5
asked Finding inverse of a general linear transform
Sep
3
awarded  Nice Question
Aug
5
revised Linear Independence of Secant-squared or tangent-squared
Edited mathjax
Aug
5
suggested approved edit on Linear Independence of Secant-squared or tangent-squared
Jul
31
accepted Why generalize the derivative for multivariable functions?
Jul
30
asked Why generalize the derivative for multivariable functions?
Jul
24
comment How to further simplify this equation?
A diagonal matrix is square by definition. What do you mean by $\Sigma$ is a diagonal $m \times n$ matrix?
Jul
9
comment Series for reciprocal of polylogarithm?
This is a very elegant approach, and very simple. Thank you!