% Mizar problem: t17_card_1,card_1,497,5 
fof(t17_card_1, conjecture,  (! [A] :  (! [B] :  (r2_wellord2(A, B) => k2_card_1(A)=k2_card_1(B)) ) ) ).
fof(cc1_card_1, axiom,  (! [A] :  (v1_card_1(A) => v3_ordinal1(A)) ) ).
fof(cc1_ordinal1, axiom,  (! [A] :  (v3_ordinal1(A) =>  (v1_ordinal1(A) & v2_ordinal1(A)) ) ) ).
fof(cc2_ordinal1, axiom,  (! [A] :  ( (v1_ordinal1(A) & v2_ordinal1(A))  => v3_ordinal1(A)) ) ).
fof(d4_wellord2, axiom,  (! [A] :  (! [B] :  (r2_wellord2(A, B) <=>  (? [C] :  ( (v1_relat_1(C) & v1_funct_1(C))  &  (v2_funct_1(C) &  (k9_xtuple_0(C)=A & k10_xtuple_0(C)=B) ) ) ) ) ) ) ).
fof(dt_k10_xtuple_0, axiom, $true).
fof(dt_k1_card_1, axiom,  (! [A] : v1_card_1(k1_card_1(A))) ).
fof(dt_k2_card_1, axiom,  (! [A] : v1_card_1(k2_card_1(A))) ).
fof(dt_k9_xtuple_0, axiom, $true).
fof(projectivity_k1_card_1, axiom,  (! [A] : k1_card_1(k1_card_1(A))=k1_card_1(A)) ).
fof(rc1_card_1, axiom,  (? [A] : v1_card_1(A)) ).
fof(rc1_funct_1, axiom,  (? [A] :  (v1_relat_1(A) & v1_funct_1(A)) ) ).
fof(rc1_ordinal1, axiom,  (? [A] :  (v1_ordinal1(A) & v2_ordinal1(A)) ) ).
fof(rc2_funct_1, axiom,  (? [A] :  (v1_relat_1(A) &  (v1_funct_1(A) & v2_funct_1(A)) ) ) ).
fof(rc2_ordinal1, axiom,  (? [A] : v3_ordinal1(A)) ).
fof(rd1_card_1, axiom,  (! [A] :  (v1_card_1(A) => k1_card_1(A)=A) ) ).
fof(redefinition_r2_wellord2, axiom,  (! [A, B] :  (r2_wellord2(A, B) <=> r3_tarski(A, B)) ) ).
fof(reflexivity_r2_wellord2, axiom,  (! [A, B] : r2_wellord2(A, A)) ).
fof(symmetry_r2_wellord2, axiom,  (! [A, B] :  (r2_wellord2(A, B) => r2_wellord2(B, A)) ) ).
fof(t16_card_1, axiom,  (! [A] :  (! [B] :  (k1_card_1(A)=k1_card_1(B) => k2_card_1(A)=k2_card_1(B)) ) ) ).
fof(t5_card_1, axiom,  (! [A] :  (! [B] :  (r2_wellord2(A, B) <=> k1_card_1(A)=k1_card_1(B)) ) ) ).
