Mutsara 1: Sezvo nzvimbo yeHausdorff yakafanana nenzvimbo yeT isati yasvika, nzvimbo yenguva dzose iyo iriwo T inofanira kuva Hausdorff (uye nokudaro T). Mutsara wechipiri: Sezvo musha weimba - nzvimbo yakafanana neT-nzvimbo isati yatanga, nzvimbo yenguva dzose, iyo iriwo T, inofanira kuva Hausdorff (uye nokudaro T). Mubvunzo: Mutsara wokutanga nomutsara wechipiri unoreva chinhu chimwe chete here? Hungu kana kuti Aiwa?
Kwete