Are there 4-connected planar non-hamilton multi-graphs?
45+ min ago —...Herbert Fleischner places great importance on the impact of simplicity... ...Tutte proved the famous result: Every planar 4-connected graph has...
Artin-Schreier theorem for rings (a little different)
41+ min ago —...Motivation: Let me recall the well-known Artin-Schreier theorem (AST... ...$K subset L$ a subfield not 'much smaller' than $L$, then the AST...
How to check the first condition for a random variable involving integration to be the conditional expectation...
2+ hour, 46+ min ago —...It suffices to show that $h(y)$ is Borel measurable.... ...Overflow and across the Stack Exchange network - A word or phrase... ...- $begingroup$ That $h$ is a Borel function follows from Fubini's...
A function that grows more slowly than ln(n) but is not a constant
2+ hour, 51+ min ago —Generating lists where new elements depend on the previous element
1+ hour, 2+ min ago —...am interested in using some type of list or table in-built Mathematica... ...a defensive wall that Stone Mages can't easily deconstruct?... ...Overflow and across the Stack Exchange network - How to build...
3D FEM Memory Problem with Hexahedral Elements & V14 & Apple Silicon
35+ min ago —...3D FEM Memory Problem with Hexahedral Elements & V14 & Apple Silicon... ...After using MM V12 for a long time on a MacBook Pro 2011, which... ...The code below ran fine on my old MacBook Pro (Intel) while it had... ...version worked on V12 with Apple Intel....
What is the exact mathematical definition of a fraction? Can all real numbers be expressed as fractions?...
1+ hour, 2+ min ago —...$endgroup$ â Ivan Neretin 34 mins ago - 1 $begingroup$ A fraction... ...$endgroup$ â Anne Bauval 8 mins ago You must log in to answer... ...Overflow and across the Stack Exchange network - Why is the Swiss...
Solving the PDE through Laplace Transform Method
32+ min ago —...Solving the PDE through Laplace Transform Method I have a particular... ...0 ~~~~ 3)~u(x, 0) = 0 $$ I was supposed to solve this using Laplace... ...Overflow and across the Stack Exchange network - How do gravitational... ...Updated Styling for Button Groups - Upcoming initiatives on Stack...
How to Solve Age Problems with Ratio
5+ hour, 36+ min ago —...The present ages of Lenin and Jack are in the ratio 4 : After 6 years... ..., Lenin’s age will be 26 years.... ...The ages of Michael and Benjamin are 2 : After 12 years, their ages... ...The ratio of the present ages of James and Daniel is 5 : Six years...