MUODILAI BERNULLI, dar matematika, muodilai differen- sialii tartibi yakumi namudi du
— + Ru = Qya
-ro guyand, ki in jo a — adadi sobita, R, Q — funksiyahoi befosilai dodashuda az kh. Bo yorii guzorishi I — u-a-m in muodilaro ba muodilai differensialii khattie nisbat ba g mubaddal kardan mumkin ast. In muodilaro bori avval Ya. Bernulli (soli 1695) tasdiq karda bud, metodi halli onro barodari u I. Bernulli (1697) yoftaast.