
    In the Matter of David Ayman et al., against Teachers’ Retirement Board of the City of New York.
   Motion by Attorney-General of the State Of New York for leave to file a brief amicus curice granted on condition that movant serves and files its brief amicus curice with this court on or before April 1, 1980. Concur — Breitel, J. P., Rabin, M. M. Frank, McNally and Stevens, Jj.  