Ninu imo isiro itumo nomba ti s'akomo awon nomba afoyemo bi ida (fraction), nomba apaosi (negative), tikonionka (transcendental) ati nomba tosoro (complex).Awon ona isesiro nomba bi aropo, iyokuro, isodipupo, ati isepinpin ni a n sewadi won ninu eka imo isiro ti a mo si aljebra afoyemo (abstract algebra), nibiti a ti n sewadi awon ona nomba afoyemo bi egbe (group), oruka (ring) ati papa (field).Awon itokasi.. 
1993) 1901 - Claude Choules, one of two surviving British Veterans of World War I 1910 – Kittens Rensechert, American Silent Screen Child Actor (d.. 