Double Rainbow Evolves, part 1

I experimented with Double Rainbow warps on four shafts for several months (see the previous blog post, Color in Space and Time), each time discovering more ways that the same warp setup could be woven. Since it is a doubleweave with each layer set the same as if it were a single layer, the total sett is twice as dense. This means that it can be woven as warp rep with a thick and thin…