In processors having buffers to manage instruction flow referred to as a ReOrder Buffer it is shown that these buffers are of the same approximate size of a checkpoint array for architected state. A controller drives the motor at a target speed and collects blood flow measurements during operation of the pump. The purpose of the spherical lead-in portion is to allow a greater portion of the pin to enter a matching hole before further alignment of the centerlines of the pin and the hole is required. In some embodiments, remote software can optimize the operation of the EAS system antennas. The new compounds have selective estrogenic activity on bones and are suitable for the production of pharmaceutical agents, especially for prophylaxis and therapy of osteoporosis.