Mathematics
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Circulwyrd
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36 Answers

Votes Activity Newest
18
Examples of famous problems resolved easily
Oct 18 '13 at 15:59
6
What is so special about triangles?!
Oct 31 '13 at 14:55
3
I almost quit self-studying mathematics, but should I continue?
Nov 19 '13 at 15:52
3
Could you explain why $\frac{d}{dx} e^x = e^x$ “intuitively”?
Jun 19 '13 at 17:02
3
A post for the rejected — influential papers that had trouble getting published
Jul 22 '15 at 13:51
2
Is there a non-mathematical definition of the geometric mean?
Jan 22 '20 at 0:50
2
General request for a book on mathematical history, for a VERY advanced reader.
May 18 '18 at 13:45
2
How can we define the notion of multiplication without numbers?
Dec 19 '17 at 23:39
2
Suggest an Antique Math Book worth reading?
May 17 '13 at 18:55
2
Antique clock problem: Solve for smallest integer $n \geq0$ in $(h+2n)\bmod {12} = (b + n) \bmod {12},$ where h, b are integers between 12 and 1.
Nov 3 '13 at 23:56
2
What is the general equation of the ellipse that is not in the origin and rotated by an angle?
Jun 21 '13 at 14:26
2
Proof for divisibility by $7$
Jun 6 '13 at 13:41
2
Can you suggest me a good book for self-study of analytic geometry 1?
May 17 '13 at 19:00
1
Old Math Books Request
Nov 7 '20 at 17:12
1
Ill-known/original/interesting investigations on/applications of inversion (the geometric transform)
Feb 28 '19 at 0:55
1
Regarding Multiplicative functions and the Möbius Inversion Formula
Oct 31 '17 at 21:38
1
Geometric derivation of the quadratic equation
Jan 29 '17 at 21:00
1
Dependent permutations, a question.
Feb 25 '15 at 21:32
1
Books on differential geometry in the cases $n=2$ and $n=3$
Sep 1 '14 at 13:39
1
How come mathematics is applicable to the real world?
Jan 12 '14 at 17:47
1
Questions on Prof Gilbert Strang's Picture on the 4 Fundamental Subspaces [Strang P187]
Nov 30 '13 at 15:39
1
Any angle divides a plane into two regions
Nov 17 '13 at 17:22
1
Mental estimate for tangent of an angle (from $0$ to $90$ degrees)
Jul 18 '13 at 1:23
0
Are the lengths from this recursive construction a geometric sequence?
Apr 17 '19 at 13:45
0
Determining the radius of a circle knowing an arc length and a distance
May 4 '18 at 13:12
0
If $P$ is a maximal ideal, then $A=PP^{-1} = (1)$: Showing that $A$ is an ideal.
Feb 7 '18 at 18:17
0
Disquisitiones Arithmeticae Chapter 8?
Oct 30 '16 at 14:21
0
Probability and the Monty Hall problem
Oct 25 '15 at 14:23
0
Sixth Platonic solid
Jul 2 '15 at 17:47
0
Can one prove existence of incommensurables without the Pythagorean theorem?
Aug 29 '14 at 22:27
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