ā g he h - ye ▁An ū ch ▁and ▁Z ā g he h ▁An ū ch ; ▁also ▁known ▁as ▁Z ā g he h - ye ▁An ū j ) ▁is ▁a ▁village ▁in ▁Se f id ku h ▁R ural ▁District , ▁Sam en ▁District , ▁Mal ayer ▁County , ▁Ham ad an ▁Province , ▁Iran . ▁At ▁the ▁ 2 0 0 6 ▁census , ▁its ▁population ▁was ▁ 1 2 5 , ▁in ▁ 3 9 ▁families . ▁ ▁References ▁▁ ▁Category : Pop ulated ▁places ▁in ▁Mal ayer ▁County <0x0A> </s> ▁In ▁topology ▁and ▁related ▁areas ▁of ▁mathematics , ▁a ▁sub net ▁is ▁a ▁general ization ▁of ▁the ▁concept ▁of ▁sub sequence ▁to ▁the ▁case ▁of ▁n ets . ▁ ▁The ▁definition ▁is ▁not ▁completely ▁straightforward , ▁but ▁is ▁designed ▁to ▁allow ▁as ▁many ▁the or ems ▁about ▁subsequ ences ▁to ▁general ize ▁to ▁n ets ▁as ▁possible . ▁ ▁If ▁( x α ) ▁and ▁( y β ) ▁are ▁n ets ▁from ▁directed ▁sets ▁A ▁and ▁B ▁respectively , ▁then ▁( y β ) ▁is ▁a ▁sub net ▁of ▁( x α ) ▁if ▁there ▁exists ▁a ▁monot one ▁final ▁function ▁h ▁: ▁B ▁→ ▁A ▁such ▁that ▁ ▁y β ▁= ▁x h ( β ). ▁A ▁function ▁h ▁: ▁B ▁→ ▁A ▁is ▁monot one ▁if ▁ β 1 ▁ ≤ ▁ β 2 ▁implies ▁h ( β 1 ) ▁ ≤ ▁h ( β 2 ) ▁and ▁final ▁if ▁its ▁image