dimen, 3
draw, 3
draw‑arrow, 3
draw‑double‑arrow, 3
full‑circle, 3
half‑circle, 3
path, 3
**, 3
‑‑, 3
controls, 3
cycle, 3
direction, 3
pencil‑width, 3
PicScheme, 3
picscheme.tex, 3
picture, 3
point, 3
quarter‑circle, 3
reflect‑about, 3
rotate, 3
rotate‑about, 3
thick‑lines, 3
thin‑lines, 3
transformation, 3
*unit‑length*, 3
unit‑square, 3
z‑scale, 3