105,597 reputation
586193
bio website
location
age
visits member for 3 years, 4 months
seen 2 hours ago

3h
answered Cartesian product of sets
12h
answered 1729, and related questions
16h
answered Simon Letherman, Dierk Schleicher, and Reg Wood 1999 paper on the 3n+1 problem, further results
1d
answered Binomial Congruence Modulo a Prime
1d
answered An extension of an algebraic question from my test
2d
answered Reference request: About Weil book
2d
answered How many graphs can have the same line graph?
Jul
28
answered Maximum determinant of a $m\times m$ - matrix with entries $1..n$
Jul
28
answered Are there any well known mathematicians who published very little?
Jul
27
answered Are there any well known mathematicians who published very little?
Jul
27
answered Where can I find the proof of this Ramanujan result?
Jul
26
answered Minimizing sum of functions implies minimizing their squares, maximizing the sum of the inverses?
Jul
26
answered Explain a linear function property?
Jul
26
answered Books that integrate physical reasoning with mathematical reasoning? mathematicians?
Jul
25
answered Rational Series VS Algebraic Series
Jul
24
answered What is the minimum number of sign patterns in $\frac n2$ of columns (or rows) of Hadamard matrices?
Jul
23
answered Find all integer solutions of $1+x+x^2+x^3=y^2$
Jul
22
answered Reverse a formula with codependent expressions
Jul
22
answered Scholarly work on the beauty of math
Jul
21
answered Diophantine equation abc + abd + acd + bcd= 1