
nikkolaay yakovlevichu sonin

nikkole yakovlevichu sonin (russian ничолая ячолееч сонин, februvari 22,1849-februvari 27,1915) oru russian ganithashaasthranjanaayirunnu.
jeevacharitram.
thulayil janicha addeham lomonosov sarvakalashaalayil chernnu, 1865 muthal 1869 vare avide ganithavum bhauthikashaasthravum padichu. nikkolaay bugev aayirunnu addehathinte upadeshtaavu. 1871ll samarppicha oru prabandhathode addeham birudaananthara birudam nedi, thudarnnu varso sarvakalashaalayil padippikkukayum avide 1874ll doktarettu nedukayum cheythu. 1876ll varso sarvakalashaalayil chairmaanaayi niyamithanaayi. 1894ll sonin sent. peettezhsbargil addeham sthreekalkkaayi sarvakalashaalayil padippichu.
prathyeka pravarthanangalil sonin pravarthichu, prathyekichu silindar pravarthanangalil. udaaharanathinu, moonnu bezel functionukalude gunanafalatthinte avibhaajyaghadakathinaayi sonin nalkunna oru soothravaakyamaanu sonin formula. anubandhamaaya laguever polynomialukal avatharippichathinte bahumati addehathinundu. euler-maclorin sammeshan formulakkum addeham sambhavana nalki.
bernauli polynomialukalum nischitha integralukalude ekadesha kanakkukoottalum, samkhyaa samyojanathekkurichulla chebishevinte pravartthanam thudarukayum sonin padicha mattu vishayangalil ulppedunnu. andrey marcovinoppam chebishevinte kruthikalude rund vaalyangalulla oru pathipp sonin franch, russian bhashakalil thayyarakki. addeham sent. peettezhsburg.

