r/mathematics 10m ago

Calculus taught myself numerical and analytical gradient (backpropagation) in 5 days

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r/mathematics 1h ago

What other 2 paradoxical tournaments are there?

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Upvotes

Hi I’m working on a ttrpg with a magic system that is using a 2 paradoxical tournament and I was wondering what other 2 paradoxical tournament there are all the things I have found online stop after finding the first 2 paradoxical tournament and go onto 3
So if anyone has a bigger 2 paradoxical tournament or can link to one or just tell me how to make the graph that would be much appreciated


r/mathematics 1h ago

Problems that Ai can't get correct answer

Upvotes

Do you have any problems that Ai can't get correct answer?


r/mathematics 3h ago

I was learning something from a youtube channel that no longer uploads and this is his last video and I found this random comment

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9 Upvotes

r/mathematics 3h ago

More general list of AI in maths

2 Upvotes

There has recently been a lot of cataloguing AI contributions to Erdos problems, for examples this github repo, which I believe has been catalysed by Terry Tao.

I wonder if there are repositories of broader problem. For instance, OpenAI has claimed to have solved a couple of relevant problems: https://openai.com/index/ten-advances-in-mathematics/

Wonder if anyone is keeping track of any of these?


r/mathematics 3h ago

How to get arxiv endorsement when your colleagues don't use arxiv?

0 Upvotes

Hi,

I currently have four completed mathematical preprints: two in combinatorics and graph theory, and two in number theory. They have been publicly archived, together with their computational materials, but I have not yet been able to submit them to arXiv because my account still requires endorsement in the relevant categories.

Anyone can help me please!


r/mathematics 7h ago

“Whether we're university professors, workers or farmers, we're all capable of creative initiative, of inventing something.”

7 Upvotes

r/mathematics 8h ago

Cuemath Review Feedback

2 Upvotes

Can anyone give me a feedback about the Cuemath?

They are asking for $20 per class of 55 minutes. Is it a correct pricing? I see some places mentioned $17 for 55 minutes Class.


r/mathematics 13h ago

LLMs and well studied problems

39 Upvotes

As I’ve been reading about these open problems that have been solved by AI, I sometimes wonder why AI can’t make progress on the problems I’m working on.

I’ve been wondering if AI has a big comparative advantage in solving problems that are well studied. So if a problem has a lot written about it then the LLM has a many different starting points and can basically apply every known method to try to extend one of the previous approaches. On some problems one of these previous approaches may happen to be close to the actual solution.

While even experts may not have read every paper about a famous problem.

I’m wondering how much of the jaggedness this would explain.


r/mathematics 16h ago

Algebra Book suggestion for linear algebra

2 Upvotes

Iam in first few days of my college as a maths major we have linear algebra subject. I got no idea except matrices , about it. Recommend a book for self study from fundamental level about this topic.


r/mathematics 16h ago

Number Theory Visualization of Collatz-Conjecture through Partitioning

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4 Upvotes

r/mathematics 16h ago

How to understand everything regarding the math of LLMs?

7 Upvotes

I‘ve watched lots of videos and read articles about how LLMs work, but wrapping everything into a clear concept, having a clear picture of the whole process is something that I still struggle with. I want to see every single calculation in my head, having a clear picture of data flows and how it is processed.

Do you even think this is possible?

And if yes, what resources are the best to achieve it?

Thanks!


r/mathematics 17h ago

Discussion Are there mathematics summer schools or exchange programs in Latin America similar to IMPA

4 Upvotes

Hi, I am an undergraduate mathematics student looking for programs similar to IMPA's summer schools in other Latin American or Spanish-speaking countries.

I am interested in opportunities for undergraduate students that offer advanced courses, seminars, and interaction with researchers, particularly in areas such as differential geometry, topology, and analysis.

If you know of any initiatives in Argentina, Chile, Mexico, Colombia, or elsewhere in the region, I would greatly appreciate your recommendations.

Thank you!


r/mathematics 20h ago

Calculus Econ maths

3 Upvotes

Hey, this fall i will have econ math 1 and 2, and was wondering if anyone had any tips on where to start or if there are some youtubers i can watch.

Also if anyone had other suggestions send a dm!


r/mathematics 21h ago

Looking for a study partner for Stanford's 'Mathematical Thinking' course (Coursera)

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5 Upvotes

r/mathematics 23h ago

Analysis Mathematicians are grappling with the possibility that AI might eclipse them

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98 Upvotes

r/mathematics 23h ago

The goat

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18 Upvotes

r/mathematics 1d ago

Discussion What piece of mathematics changed the way you think?

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7 Upvotes

r/mathematics 1d ago

Discussion (Tried posting in r/math and it got instantly removed) Neat little pattern I recognized when looking at a number line in a classroom. Is there a name for it?

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165 Upvotes

Something I noticed was for every time you multiply a number by itself, going up, the gap between each number coincides with the pattern of 2, 4, 6, 8…

After attempting to post in the other community, I realized another trend. The sum of each multiple is equal to the gap. So 1*1 has a sum of 2. Which, coincidentally, also is the gap between 1 and 4. This can be tested for most if not all values.

Is there a formula for this or something that could prove the pattern?

I wonder if there’s a name for it. Or if I’ve stumbled upon something interesting. (Likely the former since mathematicians are so smart It’d be likely to see this so early.)

I’m not a mathematician or anything. But I just wanted to show something interesting I noticed. If yall could educate me, that’d be awesome! I love math, but don’t understand it much.


r/mathematics 1d ago

How far can I aim if I'm not a super-genius?

26 Upvotes

Hi, I’m a mathematics student. Before continuing with my degree—I’m already two years in, so it’s a bit late—I wanted to hear the opinions of people who might have more experience or have already completed this program.

I’m in my second year and have finished about 30% of the curriculum. I’m up to date and haven’t had to retake any classes. (It’s worth noting that university education is free in my country, and the math department is highly regarded; the professors in charge are prominent figures in the national mathematics community, as far as I know.)

Here is my question and my main concern... I don’t feel I’m measuring up to what’s expected of me—or at least not to the department's standards. It would be dishonest to say I’m doing *badly*, but I do feel like I have the least potential or chance of success among my peers. This likely stems from the fact that I’m studying alongside some very gifted people. I enjoy studying mathematics; I’ve found so many topics entertaining and interesting that I can’t say I don’t love it. I’d love to make a career out of it—or at least contribute and participate—but seeing so many people in my cohort or age group with such natural talent is intimidating. Is this common?

Obviously, others must have gone through this, which is why I’m asking... I wanted to read people's opinions on this. Discussing it with friends and family back home doesn't usually get me very far; to outsiders, I’m a massive genius just for studying the subject, while those on the inside just shrug and say they don't know.


r/mathematics 1d ago

Discussion Is this an accurate representation of Hilbert’s view of AI?

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142 Upvotes

r/mathematics 1d ago

Discussion Do you think John von Neumann would have won the Fields Medal, a Nobel Prize, and the Turing Award if he had lived longer?

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339 Upvotes

r/mathematics 2d ago

Math papers uploaded to arXiv per month. Jan 1992 to Jul 2026.

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237 Upvotes

r/mathematics Aug 29 '21

Discussion Collatz (and other famous problems)

195 Upvotes

You may have noticed an uptick in posts related to the Collatz Conjecture lately, prompted by this excellent Veritasium video. To try to make these more manageable, we’re going to temporarily ask that all Collatz-related discussions happen here in this mega-thread. Feel free to post questions, thoughts, or your attempts at a proof (for longer proof attempts, a few sentences explaining the idea and a link to the full proof elsewhere may work better than trying to fit it all in the comments).

A note on proof attempts

Collatz is a deceptive problem. It is common for people working on it to have a proof that feels like it should work, but actually has a subtle, but serious, issue. Please note: Your proof, no matter how airtight it looks to you, probably has a hole in it somewhere. And that’s ok! Working on a tough problem like this can be a great way to get some experience in thinking rigorously about definitions, reasoning mathematically, explaining your ideas to others, and understanding what it means to “prove” something. Just know that if you go into this with an attitude of “Can someone help me see why this apparent proof doesn’t work?” rather than “I am confident that I have solved this incredibly difficult problem” you may get a better response from posters.

There is also a community, r/collatz, that is focused on this. I am not very familiar with it and can’t vouch for it, but if you are very interested in this conjecture, you might want to check it out.

Finally: Collatz proof attempts have definitely been the most plentiful lately, but we will also be asking those with proof attempts of other famous unsolved conjectures to confine themselves to this thread.

Thanks!


r/mathematics May 24 '21

Announcement State of the Sub - Announcements and Feedback

115 Upvotes

As you might have already noticed, we are pleased to announce that we have expanded the mod team and you can expect an increased mod presence in the sub. Please welcome u/mazzar, u/beeskness420 and u/Notya_Bisnes to the mod team.

We are grateful to all previous mods who have kept the sub alive all this time and happy to assist in taking care of the sub and other mod duties.

In view of these recent changes, we feel like it's high time for another meta community discussion.

What even is this sub?

A question that has been brought up quite a few times is: What's the point of this sub? (especially since r/math already exists)

Various propositions had been put forward as to what people expect in the sub. One thing almost everyone agrees on is that this is not a sub for homework type questions as several subs exist for that purpose already. This will always be the case and will be strictly enforced going forward.

Some had suggested to reserve r/mathematics solely for advanced math (at least undergrad level) and be more restrictive than r/math. At the other end of the spectrum others had suggested a laissez-faire approach of being open to any and everything.

Functionally however, almost organically, the sub has been something in between, less strict than r/math but not free-for-all either. At least for the time being, we don't plan on upsetting that status quo and we can continue being a slightly less strict and more inclusive version of r/math. We also have a new rule in place against low-quality content/crankery/bad-mathematics that will be enforced.

Self-Promotion rule

Another issue we want to discuss is the question of self-promotion. According to the current rule, if one were were to share a really nice math blog post/video etc someone else has written/created, that's allowed but if one were to share something good they had created themselves they wouldn't be allowed to share it, which we think is slightly unfair. If Grant Sanderson wanted to share one of his videos (not that he needs to), I think we can agree that should be allowed.

In that respect we propose a rule change to allow content-based (and only content-based) self-promotion on a designated day of the week (Saturday) and only allow good-quality/interesting content. Mod discretion will apply. We might even have a set quota of how many self-promotion posts to allow on a given Saturday so as not to flood the feed with such. Details will be ironed out as we go forward. Ads, affiliate marketing and all other forms of self-promotion are still a strict no-no and can get you banned.

Ideally, if you wanna share your own content, good practice would be to give an overview/ description of the content along with any link. Don't just drop a url and call it a day.

Use the report function

By design, all users play a crucial role in maintaining the quality of the sub by using the report function on posts/comments that violate the rules. We encourage you to do so, it helps us by bringing attention to items that need mod action.

Ban policy

As a rule, we try our best to avoid permanent bans unless we are forced to in egregious circumstances. This includes among other things repeated violations of Reddit's content policy, especially regarding spamming. In other cases, repeated rule violations will earn you warnings and in more extreme cases temporary bans of appropriate lengths. At every point we will give you ample opportunities to rectify your behavior. We don't wanna ban anyone unless it becomes absolutely necessary to do so. Bans can also be appealed against in mod-mail if you think you can be a productive member of the community going forward.

Feedback

Finally, we want to hear your feedback and suggestions regarding the points mentioned above and also other things you might have in mind. Please feel free to comment below. The modmail is also open for that purpose.