A cikin ka'idar Einstein, ya zama ba zai yiwu ba a sami ma'anar gaba ɗaya don abu mai sauƙi kamar jimlar jimlar tsarin (ko makamashi). Babban dalili shi ne cewa dole ne a danganta filin nauyi kamar kowane filin jiki zuwa wani makamashi, amma cewa ya zama ba zai yiwu ba a gano wannan makamashi. Duk da haka, akwai yiwuwar a ayyana jimlar tsarin, ko dai ta amfani da wani tsinkayen "mai lura da nesa marar iyaka" (ADM taro) ko kuma dacewa da daidaito (komar mass). Idan mutum ya ware daga jimlar tsarin da ake ɗaukar makamashi zuwa mara iyaka ta hanyar raƙuman raƙuman ruwa, sakamakon shine taro a Bondi na ƙarshe.
nauyin tsarin da aka ware wanda aka tsara ta amfani da ƙididdigar da aka ƙayyade a cikin wani yanki na sararin samaniya wanda ke dauke da wannan tsarin.