The bicycle problem that nearly broke mathematics - Arend Schwab (3mE) User dullestfranchise, in the Delft University of Technology subreddit, 06 May 2019
TIL bicycle stability is actually a quite difficult mathematical problem and was fully explained no sooner than 2007 User Marha01, in the Today I Learned (TIL) subreddit, 05 May 2019
Jim Papadopoulos and his work on the mysterious physics of bicycling User TreeOfReckoning, in the bicycling subreddit, 12 Aug 2016
The bicycle problem that nearly broke mathematics User NomiDan82, in the TrueReddit subreddit, 25 Jul 2016
The Bicycle Problem That Nearly Broke Mathematics | Nature | Jul. 20, 2016 | 12 Minutes (3,065 words) User ell_computer, in the News, etc. subreddit, 22 Jul 2016
Though /r/motorcycles might appreciate this - the mathematics behind why bikes stay upright User aaxno, in the motorcycles subreddit, 21 Jul 2016
The bicycle problem that nearly broke mathematics - how are bikes self-stable? User pairyhenis, in the Reddit Science subreddit, 21 Jul 2016
The bicycle problem that nearly broke mathematics - why are bicycles self-stable? User pairyhenis, in the UK Bike subreddit, 21 Jul 2016
"The bicycle problem that nearly broke mathematics: Jim Papadopoulos has spent a lifetime pondering the maths of bikes in motion. Now his work has found fresh momentum." User misplaced_my_pants, in the Physics subreddit, 20 Jul 2016
The bicycle problem that nearly broke mathematics User Midnight_in_Seattle, in the bicycling subreddit, 20 Jul 2016
The bicycle problem that nearly broke mathematics User Vailhem, in the Everything Science subreddit, 20 Jul 2016
The bicycle problem that nearly broke mathematics User officialcitral, in the Centre for Investigation, Research and Learning subreddit, 20 Jul 2016
The bicycle problem that nearly broke mathematics. How does a bike stabilize itself when propelled without a rider? User psioni, in the math subreddit, 20 Jul 2016