Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Za'a iya bayyana sararin samaniya a madadin kuma daidai da amfani da tsarin pseudometrics, hanyar da ke da amfani musamman a cikin bincike na aiki (tare da pseudometrics da aka bayar ta hanyar seminorms). Daidai dai, bari f: X × X → R ya zama pseudometric akan saiti X. Za a iya nuna hotunan da aka juya Ua = f−1 (([0,a]) don a > 0 don samar da tsarin asali na ƙungiyoyi na daidaito. Daidaitawar da aka samar ta hanyar Ua ita ce daidaituwa da aka bayyana ta hanyar pseudometric f. Wasu marubutan suna kiran sarari wanda aka ayyana topology a cikin sharuddan pseudometrics gauge spaces.  Tambaya: A ina za a iya amfani da sarari iri ɗaya?
bincike na aiki