A fulcrum is a hinge or point around which a lever pivots. The mosaic pattern that forms the wide border of this garter-based, ¾ths square shawl reminded me of Archimedes’ quote, “Give me a place to stand, a lever long enough, and a fulcrum, and I can move the earth.”
In order to achieve a loose increase along the spines and edges, you will work a two row increase technique. On RS rows you’ll work yarnovers at the edges of the three increasing sections. On WS rows, knit the yarnovers through the back loops to close the holes.