reserve A,B for Ordinal,
        o for object,
        x,y,z for Surreal,
        n for Nat,
        r,r1,r2 for Real;

theorem Th86:
  for r be non-zero Sequence of REAL
    for y be strictly_decreasing Surreal-Sequence
      for alpha,beta be Ordinal st alpha c= beta & r,y,beta name_like x
  holds r,y,alpha name_like x by XBOOLE_1:1;
