“Former vice president Joe Biden is now the presumptive Democratic nominee for president — after a primary involving months of campaigning, 28 Democratic candidates and over $1 billion in ads," he writes. "Did any of that affect the result? Not much, our research suggests — but they weren’t meaningless.”
Jonah Botvinick-Greenhouse
An example of an invariant measure for a simplified mathematical model of atmospheric convection known as the Lorenz-63 system, using the researchers’ method of time-delayed snapshots.