begin
theorem Th1:
theorem Th2:
theorem Th3:
theorem Th4:
theorem Th5:
theorem Th6:
theorem Th7:
theorem Th8:
theorem Th9:
theorem Th10:
theorem
theorem Th12:
theorem
begin
theorem Th14:
theorem Th15:
theorem Th16:
theorem Th17:
theorem Th18:
theorem Th19:
theorem Th20:
theorem Th21:
theorem Th22:
theorem Th23:
theorem Th24:
theorem Th25:
theorem
theorem
theorem Th28:
theorem Th29:
begin
:: deftheorem defines Domains_of TDLAT_1:def 1 :
:: deftheorem Def2 defines Domains_Union TDLAT_1:def 2 :
:: deftheorem Def3 defines Domains_Meet TDLAT_1:def 3 :
theorem Th30:
:: deftheorem defines Domains_Lattice TDLAT_1:def 4 :
begin
:: deftheorem defines Closed_Domains_of TDLAT_1:def 5 :
theorem
:: deftheorem Def6 defines Closed_Domains_Union TDLAT_1:def 6 :
theorem Th32:
:: deftheorem Def7 defines Closed_Domains_Meet TDLAT_1:def 7 :
theorem Th33:
theorem Th34:
:: deftheorem defines Closed_Domains_Lattice TDLAT_1:def 8 :
begin
:: deftheorem defines Open_Domains_of TDLAT_1:def 9 :
theorem
:: deftheorem Def10 defines Open_Domains_Union TDLAT_1:def 10 :
theorem Th36:
:: deftheorem Def11 defines Open_Domains_Meet TDLAT_1:def 11 :
theorem Th37:
theorem Th38:
:: deftheorem defines Open_Domains_Lattice TDLAT_1:def 12 :
begin
theorem Th39:
theorem Th40:
theorem
theorem Th42:
theorem Th43:
theorem