Parsing: a timeline, by Jeffrey Kegler.
Why Does “=” Mean Assignment?, by Hillel Wayne.
The chromatic number of the plane is at least 5, by Aubrey D.N.J. de Grey.
“We present a family of finite unit-distance graphs in the plane that
are not 4-colourable, thereby improving the lower bound of the
Hadwiger–Nelson problem. The smallest such graph that we have so far
discovered has 1567 vertices.” (more)
Exact Sampling from Determinantal Point Processes,
by Philipp Hennig and Roman Garnett.
“Uniform random numbers exhibit “clumping,” randomly occurring
patterns responsible for the stochastic convergence rate of Monte
Carlo estimators. DPPs have a self-avoiding characteristic, yielding
On Dividing by Two in Constructive Mathematics, by Andrew Swan.
Salsify is a new design for real-time Internet video that jointly
controls a video codec and a network transport protocol.
From the makers of mosh.
Xenographics, weird but (sometimes) useful charts.