% Mizar problem: t2_abcmiz_0,abcmiz_0,268,43 
fof(t2_abcmiz_0, conjecture,  (! [A] :  (l1_abcmiz_0(A) =>  (! [B] :  (l1_abcmiz_0(B) =>  ( (u1_abcmiz_0(A)=u1_abcmiz_0(B) & v4_abcmiz_0(A))  => v4_abcmiz_0(B)) ) ) ) ) ).
fof(existence_l1_abcmiz_0, axiom,  (? [A] : l1_abcmiz_0(A)) ).
fof(dt_l1_abcmiz_0, axiom, $true).
fof(dt_u1_abcmiz_0, axiom, $true).
