set X = the non empty finite set ;
reconsider T = {} as Relation of [: the non empty finite set ,F:], the non empty finite set by RELSET_1:12;
set x = the Element of the non empty finite set ;
reconsider I = { the Element of the non empty finite set } as Subset of the non empty finite set ;
take A = automaton(# the non empty finite set ,T,I,I #); ( A is strict & not A is empty & A is finite & A is deterministic )
thus
A is strict
; ( not A is empty & A is finite & A is deterministic )
thus
not A is empty
; ( A is finite & A is deterministic )
thus
the carrier of A is finite
; STRUCT_0:def 11 A is deterministic
( transition-system(# the carrier of A, the Tran of A #) is deterministic & card the InitS of A = 1 )
by CARD_1:30, RELAT_1:38, REWRITE3:14;
then
semiautomaton(# the carrier of A, the Tran of A, the InitS of A #) is deterministic
;
hence
A is deterministic
; verum