theorem
  0.(RLSp_L1Funct M) = X-->0 & 0.(RLSp_L1Funct M) in AlmostZeroFunctions M
proof
  thus 0.(RLSp_L1Funct M) = X --> 0 by Lm3,SUBSET_1:def 8;
  X-->0 a.e.= X-->0,M & 0.(RLSp_L1Funct M) = 0.(RLSp_PFunctX) by Lm3,Th28,
SUBSET_1:def 8;
  hence thesis;
end;
