# style=u1: union

ineq=A u B,\
 A u C,\
 B u C,\
 A u B u C

tex1=!instexstatic $$ A \cup B $$
tex2=!instexstatic $$ A \cup C $$
tex3=!instexstatic $$ B \cup C $$
tex4=!instexstatic $$ A \cup B \cup C $$

