Theorem of the Day (May 6, 2026) : Schur’s Commuting Matrices Bound
Source : Theorem of the Day / Robin Whitty
pdf : https://www.theoremoftheday.org/Algebra/SchurMatrix/TotDSchurMatrix.pdf
notes : https://www.theoremoftheday.org/Resources/TheoremNotes.htm#259

#mathematics #maths #math #theorem @Theoremoftheday

A003485: Hurwitz-Radon function at powers of 2
A003485 ➡️ https://oeis.org/A003485

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/A003485.html
3D graph Gen, threejs animation ➡️ https://decompwlj.com/3DgraphGen/A003485.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/A003485.html

#decompwlj #math #mathematics #maths #sequence #OEIS #JavaScript #php #graph #3D #threejs #webGL #triangular #numbers #primes #PrimeNumbers #palindromes #animation #FundamentalTheoremOfArithmetic #sequences #NumberTheory #classification #integer #decomposition #number #theory #equation #graphs #sieve #fundamental #theorem #arithmetic #research

My first, favorite and most important sequence, the weights of prime numbers: A117078
We see prime numbers classified by level and by weight on the graph.

A117078: a(n) is the smallest k such that prime(n+1) = prime(n) + (prime(n) mod k), or 0 if no such k exists ➡️ https://oeis.org/A117078

#decompwlj #math #mathematics #maths #sequence #OEIS #graph #numbers #primes #PrimeNumbers #FundamentalTheoremOfArithmetic #sequences #NumberTheory #classification #integer #decomposition #number #theory #equation #graphs #sieve #fundamental #theorem #arithmetic #research

A003309: Ludic numbers: apply the same sieve as Eratosthenes, but cross off every k-th remaining number
A003309 ➡️ https://oeis.org/A003309

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/Ludic_numbers.html
3D graph Gen, threejs animation ➡️ https://decompwlj.com/3DgraphGen/Ludic_numbers.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/Ludic_numbers.html

#decompwlj #math #mathematics #maths #sequence #OEIS #JavaScript #php #graph #3D #threejs #webGL #triangular #numbers #primes #PrimeNumbers #palindromes #animation #FundamentalTheoremOfArithmetic #sequences #NumberTheory #classification #integer #decomposition #number #theory #equation #graphs #sieve #fundamental #theorem #arithmetic #research

Solved #maths problem | #tricks #iit #jee #gate #olympiad

https://makertube.net/w/eUCzVtHJSWkaFjq5VryPmn

Problem for May 6th from the 2026 AMS Daily Epsilon of Math Calendar

@DailyEpsilon

#math #maths #mathematics #mathstodon

A003277: Cyclic numbers: k such that k and phi(k) are relatively prime; also k such that there is just one group of order k, i.e., A000001(k) = 1
A003277 ➡️ https://oeis.org/A003277

3D graph, threejs - webGL ➡️ https://decompwlj.com/3Dgraph/Cyclic_numbers.html
3D graph Gen, threejs animation ➡️ https://decompwlj.com/3DgraphGen/Cyclic_numbers.html
2D graph, first 500 terms ➡️ https://decompwlj.com/2Dgraph500terms/Cyclic_numbers.html

#decompwlj #math #mathematics #maths #sequence #OEIS #JavaScript #php #graph #3D #threejs #webGL #triangular #numbers #primes #PrimeNumbers #palindromes #animation #FundamentalTheoremOfArithmetic #sequences #NumberTheory #classification #integer #decomposition #number #theory #equation #graphs #sieve #fundamental #theorem #arithmetic #research

Decomposition into weight × level + jump of prime numbers:
- a new classification of primes ➡️ https://decompwlj.com/primedecomp.php
- in 3D - threejs - webGL ➡️ https://decompwlj.com/3Dgraph/Prime_numbers.html

#decompwlj #math #mathematics #maths #sequence #OEIS #JavaScript #php #graph #3D #threejs #webGL #triangular #numbers #primes #PrimeNumbers #palindromes #animation #FundamentalTheoremOfArithmetic #sequences #NumberTheory #classification #integer #decomposition #number #theory #equation #graphs #sieve #fundamental #theorem #arithmetic #research