let T be non empty TopSpace; for A, B being Subset of T
for n being Element of NAT
for S being Drizzle of A,B,n holds S is Element of PFuncs DYADIC ,(bool the carrier of T)
let A, B be Subset of T; for n being Element of NAT
for S being Drizzle of A,B,n holds S is Element of PFuncs DYADIC ,(bool the carrier of T)
let n be Element of NAT ; for S being Drizzle of A,B,n holds S is Element of PFuncs DYADIC ,(bool the carrier of T)
let S be Drizzle of A,B,n; S is Element of PFuncs DYADIC ,(bool the carrier of T)
dyadic n c= DYADIC
by URYSOHN2:27;
then
S is PartFunc of DYADIC ,(bool the carrier of T)
by RELSET_1:17;
hence
S is Element of PFuncs DYADIC ,(bool the carrier of T)
by PARTFUN1:119; verum