Mathematics
David K
  • Massachusetts
  • Member for 7 years, 5 months
Profile Activity
Stats
79,711
reputation
3.5m
reached
3,423
answers
0
questions
About
Apparently, this user prefers to keep an air of mystery about them.

Communities (16)

Top Meta Posts
3
7

Top network posts

5
gold badges
64
silver badges
173
bronze badges
View all badges

Top tags (534)

Score 999
Posts 426
Posts % 12
Score 869
Posts 457
Score 733
Posts 502
Score 514
Posts 152
Score 470
Posts 239
Score 391
Posts 260
View all tags →

Top posts (3,423)

All Questions Answers
Votes Newest
249 Calculating the length of the paper on a toilet paper roll Jan 31 '16
92 Why is a geometric progression called so? May 14 '15
63 Exam with $12$ yes/no questions (half yes, half no) and $8$ correct needed to pass, is it better to answer randomly or answer exactly 6 times yes? May 6 '18
61 Why are proofs not written as collections of logic symbols but are instead written in sentences? Aug 31 '20
49 What is the exact difficulty in defining a point in Euclidean geometry? Aug 9 '16
47 Identification of a quadrilateral as a trapezoid, rectangle, or square May 20 '15
44 If squaring a number means multiplying that number with itself then shouldn't taking square root of a number mean to divide a number by itself? Jan 9 '16
43 Why is an ellipse, hyperbola, and circle not a function? Nov 10 '14
42 In how many different ways can a 9-panel comic grid be used? May 19 '17
41 Is the proof of Pythagorean theorem using dot (inner) product circular? Feb 14 '19
View all questions and answers →

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.