math

math 45 Comments
Quick Questions: July 09, 2025
This recurring thread will be for questions that might not warrant their own thread. We would like to see more conceptual-based questions posted in this thread,
math 0 Comments
Career and Education Questions: July 17, 2025
This recurring thread will be for any questions or advice concerning careers and education in mathematics. Please feel free to post a comment below, and sort by
math 33 Comments
A research paper written by an inmate (Christopher Havens) who self learned math in prison
https://arxiv.org/abs/2002.12644 More on his story here: https://prisonjournalismproject.org/2022/12/14/finding-a-new-life-in-math/
math 3 Comments
Math and Mind
One of the most beautiful things about maths is in my opinion the way it affects our minds, and by that I mean the way it expands our comprehension of nature. I
math 2 Comments
Are there are any mathematical texts or mathematical fields you wish you had more time to study?
I’ve accumulated a decent amount of mathematical texts over the years but of course have not read them all. I’m currently a grad student, a parent, and working
math 17 Comments
A Warhammer 40k Question (trust me I’m in the right sub)
Hello math people who are also Warhammer 40k fans. I hope that the intersection of these two groups of people is big enough to answer this question. I feel like
math 2 Comments
The 19th Term of Sequence A061074
For some reason, OEIS sequence A061074 is listed with only its first 18 terms: [https://oeis.org/A061074](https://oeis.org/A061074) Perhaps nobody ever found
Steps taken by Euclidean GCD algorithm
math 3 Comments
Steps taken by Euclidean GCD algorithm
GCD(x, y) heatmap (Left). "Steps" taken (sizes of arrays r and s) by the Euclidean GCD(x, y) algorithm (Right). My knowledge of number theory is very limite
math 0 Comments
Any math model idea for exhibition , related to Bernoulli's equation
Hi I am a school student Need help with math model related to bernoulli I thought of some ideas but it seems so much focused on physics,rather tham a maths m
math 61 Comments
Why is encoding 3D rotations difficult?
In 3D, angular velocity is easily encoded as a vector whose magnitude represents the speed of the rotation. But there's no "natural" description of 3D rotation
math 2 Comments
Sum of remainders mod n
Let's denote rem(x) remainder after dividing x by n. Fix 1<c1,c2<n. I want to show that if for every 0<r<n we have rem(c1\*r)+rem((n+1-c1)\*r) = rem
math 11 Comments
Number of ways we can generate a number
Given these rules 1) Use only natural numbers 2) Addition is allowed 3) Multiplication is allowed but we can't multiply by 1 4) Mix of both addition
math 22 Comments
Which mathematical formula or theory that looks mundane but in fact is mind blowing?
Like when you first encounter it, it looks ordinary, but when you look at it again in the right light, you
math 3 Comments
Learning math, but for the fun of it
I’m very early in my math journey and it has been quite enjoyable. I was scared of math for much of grade school because I assumed if it didn’t come intuitively
math 3 Comments
Off topic:Would it be worth building a searchable archive of the old Brilliant.org community?
Hey everyone! I used to browse [Brilliant.org](http://Brilliant.org) back when it still had a community-based model — where users could post problems, write so
math 6 Comments
Need Advices on Learning LEAN
**Background**: So I majored in computer science instead of math, but I'm very interested in both 1. using software to verify software, 2. using software to ver
math 5 Comments
Deep dive into putting portals in portals
Do you think it is possible to put
math 38 Comments
What attribute(s) do you find the most fascinating in a theorem/lemma/result?
Just a question I had as I'm advancing further down the math rabbit hole, since theorems come in all different forms. There's the "simple but immensely useful"
math 14 Comments
Are there examples of sets larger than the continuum without using the set of all subsets? Are such objects used at all in the rest of mathematics?
And not using transfinite ordinals yet I don't know English well and I may make mistakes in terms.
math 36 Comments
How much calculus do I have left to learn?
im at differentiating and integrating trigo functions, differential equations, integrating with substitution and by parts. How deep am i in the iceberg?
math 4 Comments
Quick Questions: July 16, 2025
This recurring thread will be for questions that might not warrant their own thread. We would like to see more conceptual-based questions posted in this thread,
math 24 Comments
Is there a branch of math you just can't git gud at, no matter how much you practice it?
Title. For me it's algebra. Basic ring theory, group theory, and abstract linear algebra make perfect sense. Same with Galois theory. But beyond that, newp. I t
Why haven’t I seen this extremely simple factorial extension anywhere online?
Why haven’t I seen this extremely simple factorial extension anywhere online?
math 26 Comments
Why haven’t I seen this extremely simple factorial extension anywhere online?
Basically what the title says. I’m not too well versed in mathematics, and I know that a factorial extension existing doesn’t imply it’s unique, but I derived t
math 77 Comments
How can you tell when someone has real potential in pure mathematics?
Many people I know (myself included) have been really passionate about math and once dreamed of becoming pure mathematicians. But almost all of us (again, inclu
math 22 Comments
IMO 2025 Problems: How well will AI do?
AWM reached out to me!! SO nervous but so happy!!
math 4 Comments
AWM reached out to me!! SO nervous but so happy!!
American association for women in mathematics reached out to me in May. Today is my first meeting! ❤️❤️❤️
math 0 Comments
A concise introduction to (convex) optimization
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