2. Using the roulotte

2.1 The origins of the roulotte

As can be seen from figure 8 , which illustrates a knitted fabric comprising only purl stitches, known as purl jersey, in 3 planes of space, this knitted fabric is naturally not flat, but tends to roll, a process known as "rolling". Indeed, because of the curved shape of the stitches, those at the edges, not being blocked by other stitches, are not stable and tend to straighten, dragging along their neighbors. The columns of the resulting right-side jersey roll right-side up (where the stitch legs are visible) and the rows roll wrong-side down (where the...