D. W.'s user avatar
D. W.'s user avatar
D. W.'s user avatar
D. W.
  • Member for 10 years, 1 month
  • Last seen more than 2 years ago
18 votes
3 answers
2k views

Any way to solve this right angle triangle problem without trig? [duplicate]

9 votes
1 answer
529 views

Hillary Clinton's Iowa Caucus Coin Toss Wins and Bayesian Inference

7 votes
8 answers
494 views

Intuition for $\lim_{x\to\infty}\sqrt{x^6 - 9x^3}-x^3$

7 votes
3 answers
206 views

"Golden Ratio" for $n$ subsegments

7 votes
6 answers
2k views

Why isn't 'intuitive' vector multiplication useful? [duplicate]

5 votes
1 answer
431 views

Functions with "ugly" inverses

4 votes
1 answer
538 views

Volume of a "Swiss Cube"

4 votes
6 answers
7k views

Estimating the total cost of purchasing every item in a grocery store

4 votes
1 answer
3k views

Equation of a 2D parabola in 3D, and proving that the projection on to basis planes are also parabolas

2 votes
1 answer
655 views

What is it about some (or all) of the properties of Hilbert Spaces that makes them so powerful/necessary when modeling so many different systems?

2 votes
4 answers
365 views

Why does $\sqrt{2x+15}-6=x$ have an "imposter" solution?

2 votes
2 answers
1k views

Question about computing expected value of the limit of a geometric mean of random variables

1 vote
2 answers
196 views

Questions regarding Cantors' Theorem

1 vote
0 answers
96 views

Is Principal Component Analysis applicable to this type of situation?

1 vote
1 answer
972 views

Bayesian Inference and Disease Testing

1 vote
0 answers
89 views

Is there a way to evaluate this integral? What are the bounds on its solution set?

1 vote
4 answers
330 views

Ordinals and Countability

1 vote
1 answer
845 views

Find the point on the curve $x^2 - z^2 = 1$ closest to the origin

0 votes
1 answer
73 views

How to distribute a secret about someone in a group without revealing that person's identity to themselves

0 votes
0 answers
23 views

Uncertainty/Error/Confidence estimation in two-answer polling question

0 votes
1 answer
47 views

How is this expression for the factorial derived?

0 votes
0 answers
27 views

Confidence interval for a Pearson Correlation Coefficient between two distributions which are not iid

0 votes
3 answers
806 views

Interesting property of $\sin{kx}/x$

0 votes
1 answer
108 views

9 people standing in a circle. Groups of 3 chosen randomly*. Optimal position so that each is equidistant from other 2 in group, w/o communication.

0 votes
1 answer
227 views

How to interpret two formulas for time averaged mean square displacement and autocorrelation function?

0 votes
1 answer
46 views

Looking for a closed-form solution for a special ratio

0 votes
1 answer
208 views

Is there a way to use the Generalized Mean to find the "best" possible mean to use for a specific data set?