Notes by Juan M. Bello-Rivas
https://superadditive.com/notes/
Memoranda on various topics of interesten-us1440jmbr@superadditive.com (Juan M. Bello-Rivas)https://superadditive.com/images/favicon.pngNotes by Juan M. Bello-Rivas
https://superadditive.com/notes/
Divergent mean first passage time
https://superadditive.com/notes/divergent-mean-first-passage-time
https://superadditive.com/notes/divergent-mean-first-passage-timeAn example of a first passage time without a mean.jmbr@superadditive.com (Juan M. Bello-Rivas)Wed, 23 Nov 2022 00:00:00 -0800Computing π using atoms
https://superadditive.com/notes/computing-pi-using-atoms
https://superadditive.com/notes/computing-pi-using-atomsEveryone knows it's possible to compute π by throwing darts at random but it's not so well known that you can calculate it by simulating an atom in a periodic box.jmbr@superadditive.com (Juan M. Bello-Rivas)Tue, 15 Nov 2022 00:00:00 -0800Expectation of non-negative random variables
https://superadditive.com/notes/expectation-non-negative-random-variables
https://superadditive.com/notes/expectation-non-negative-random-variablesSome proofs of formulas for the expectation of non-negative random variables in the discrete and absolutely continuous casejmbr@superadditive.com (Juan M. Bello-Rivas)Mon, 14 Nov 2022 00:00:00 -0800Linear least squares regression on graph cycles
https://superadditive.com/notes/linear-least-squares-regression-on-graph-cycles
https://superadditive.com/notes/linear-least-squares-regression-on-graph-cyclesEstimation of the weights of a directed, weighted graph from samples, knowing that the true weights satisfy a set of linear constraints determined by the closed paths within the graph.jmbr@superadditive.com (Juan M. Bello-Rivas)Fri, 12 Jun 2020 00:00:00 -0700