Sixty-fourth note going downward when the note is above or on the middle line of the staff. When the note head is below the middle line the stem is drawn to the right of the note head going upward. A single 64th note is always stemmed with flags, while two or more are usually beamed in groups . A similar, but rarely encountered symbol is the sixty-fourth rest (or hemidemisemiquaver rest, shown on the right of the image) which denotes silence for the same duration as a sixty-fourth note. Notes shorter than a sixty-fourth note are very rarely used, though the hundred
Structured note a threshold of 40%, if the S&P has gone down by more than 40%, the bank will no longer pay me back $100, but instead it will pay me the proportional value indexed to the S&P - e.g. $55 if the S&P has gone down by 45%. Because no such actual security exists outside of the sponsor creating such hybrid, the creditworthiness of this structured note depends on the strength of the sponsor. Structured note A structured note is an over the counter derivative with hybrid security features which combine payoffs from multiple ordinary securities, typically a stock or bond