Category Archives: Mathematics

Another prized $1000 Math Problem: Happy Ending Problem

It's called the Happy Ending Problem: How many points for convex n-gon? If one can prove that A price of $1000 is awarded.

Posted in Mathematics | Leave a comment

Smarter way to cut a cake

Taught by Francis Galton, the mathematician and polymath. Cut a slice across the entire cake, not a triangular pie. This keeps the cut side from drying.

Posted in Mathematics | Leave a comment

The Science of Prediction

My journey in the mathematics of prediction started with chaos theory. Now I have cliodynamics by Peter Turchin (predicting history of civilizations). Then there is Econophysics - using food prices as a variable to predict instability. Then there's meteorology.

Posted in Mathematics, Projects | Leave a comment

CUNY Math Challenge

I've registered for 4 Rounds of fun. Because I also want some money $2,500. First round questions: (One week left) Problem 1 How many different (non-congruent) triangles have integer side lengths and perimeter 2014? Alcuin's Sequence is the hint. A … Continue reading

Posted in Mathematics | 1 Comment

Polynomial Interpolation: Formulating equation from a graph

There was a course which I have forgotten. It was not my course. It was done by a graduate friend of mine. I helped him do his homework years ago. It was a course in his master's program. I had … Continue reading

Posted in Mathematics | Leave a comment

The City College CUNY Class: Math 20200 Calculus II

Using MathJax for html math notations should be fun. There are video tutorials. For WordPress, there are plugins such as wpmathpub. There is another project program I could make, to leech solutions off chegg, before the trial which I just … Continue reading

Posted in Mathematics, Projects | 4 Comments

Chess Openings Trainer: My own version

Since I cannot find them on the web, I shall create my own. It will be a website dedicated to memorizing chess openings. I shall input pgn moves for each openings and an explanations for each of the moves from … Continue reading

Posted in Mathematics, Projects | 1 Comment

Grandi's Series

David Tong posted a fun video in Mathematics a few days ago: 1+2+3+4+...= -1/2 This is called messing around with the concept of infinity. After a long thought...(I must if I were to consider myself a math major)...my concluding response … Continue reading

Posted in Mathematics, News | 1 Comment

Debunked: King's Gambit (1.e4 e5 2.f4 exf4) presumably Solved

Rybka programmer, IM Vasik Rajlich, has solved this opening, scorned by GMs such as Bobby Fischer. Since the total possible moves from this opening is still beyond our technology today, the solution is theoretical within very very slight error, using … Continue reading

Posted in Mathematics | Leave a comment