<prompt> Gadzira shanduro yakaoma zvikuru yemutsara uyu Muna 1977, ne convertible arbitrage kuhwina fomura , Singer akasiya mutemo kuti agadzire kambani yake yokudyara.  <response>: Chokwadika, shanduro yakaoma kunzwisisa zvikuru yemutsara wacho ndeiyi Muna 1977, ne arbitrage inochinja fomura inokunda, Singer akavamba hedge fund Elliott Associates L.P. ine 1.3 miriyoni inobva kushamwari dzakasiana-siana nemitezo yemhuri. 