 I have seen "Figure-0" used to label both the addition of 0/0-turn and also of 0-turn to the Fig-0. Since I believe the plus-0/0 turn, but not the plus-0, improves the Fig-0, published information may be relevant to my query only if the knot is not merely named but is described (and the descripton matches the knot actually used in the testing). And yes, there are two versions of the plus-0 turn knot 