rel="nofollow" href="#fb3_img_img_1ed8819c-bce8-5223-88c1-a6214aad2918.png" alt="images"/>) in a frame Matrix representation of the rotation operator rot(a, b) in a frame kth basic rotation matrix; Augmented position matrix of a point P with respect to a frame Position vector of an implied point (in a general use)Wrist point position vector with respect to the base frame; Column matrix representation of in the base frame; Column matrix representation of a vector in a frame ; Column matrix representation of a vector in a frame ; kth component of a vector in a frame ; Displacement vector from the origin Ok − 1 to the origin OkColumn matrix representation of in the link frame Position vector of a point P with respect to an implied pointPosition vector of a point P with respect to a point Q; Displacement vector from a point Q to a point P; skJoint variable (sliding displacement) of the prismatic joint skVariable offset of with respect to if is prismaticSShoulder point of a manipulatorSurface of the kinematic element Joint space of a manipulatorTask space of a manipulatorApproach vector of the end‐effector; kth basic column matrix; kth unit basis vector of a frame Column matrix representation of in a frame ; Normal vector of the end‐effector; Side vector of the end‐effector; Unit vector along the common normal Unit vector along the axis of Basis vector triad of a reference frame ; Basis vector triad of the link frame ; Tip point velocity influence coefficient due to ; Velocity of an implied point (in a general use)Tip point velocity with respect to the base frame;