Matimatikal kanstant a speshal nomba, yuujali wah riil nomba, we ""signifikantli inchresin ina som wie"". Kanstant araiz ina nof ieria a matimatix, wid kanstant laka e ah π okorin ina soch daivoers kantex az jamechri, nomba tiori, ah kialkiulos. Wa imiin fi a kanstant fi araiz ""nachrali"", ah wa mek a kanstant ""inchresin"", a oltimetli a mata a ties, ah soh matimatikal kanstant nuotebl muo fi istarikal riizn dah fi deh inchrinzik matimatikal inchres. Di muo papila kanstant eh-stodi rait chuu di iejiz ah kompyuut tu nof desimal plies. Aal matimatikal kanstant a difainebl nomba ah yuujali kompyuutebl nomba azwel (Chaitin kanstant a signifikant exepshan).