Kev qhia txog Isotropic
Thaum muaj qhov tsawg kawg ntawm lub cim loj ntawm sab hauv ib yam khoom, cov khoom hauv txhua qhov kev coj yog tib yam, thiab tsis muaj qhov taw qhia hauv txhua qhov nruab nrab. Xws li cov cuab yeej yog hu ua isotropy. Piv txwv li, ib qho yooj yim homogeneous kheej kheej uas nquag siv hauv geometry yog lub cev isotropic. Isotropy tuaj yeem raug suav tias yog qhov tsis sib xws ntawm anisotropy lossis ua tshwj xeeb ntawm anisotropy.