424 EyHHKoecKiu^ 



CTByiOT'b M\, KpoMli 3111X1. ^ByxT» <i>iirypT) , 4pyrie npaBii^biibie MHoroyro.n.- 

 HiiKM, KonxT> nepHMerpiii 6i>i^ii 6i>i coiî3MËpnMLi cr. paAiycaMii cooTBfiTCTBy- 

 ïomiixT. HMt KpyroB-L? 3j(iicb ope^cTouri. paacMOTpRii. 4Ba v.Ayiàn: 1° Kor4a 

 MHoroyrojbiiHK'b oniîcanTi oko^io Kpyra, h 2" Kor^ta Muoroyro^iwiHK-L enHcain^ 

 BT> Kpym. 



1-H GviyîilË. HpHMeM'b 3a e^nnany pa^iyei. Kpyra, oko^io Koioparo onii- 

 CbiBacMi. npaBiuibHi.iii //i-yrojbiiaKi., u ii3o6pa3iiMi» qpeai» 2x KaJK/ïyio h31. 

 CTopoiii> cero noc^rn^iiaro. Ec^h o3HainM'b Mpesi ji OTiioiuenie oKpyHvHociH 

 Kpyra Kt ero ^iaMcipy to no.iyiHMi. x — tang , sin - 



CCS — — - . LiA^lOZSLTeAhHO 



m 



cos \- sm .1/ — 1 — . , 



1 + .vV — 1 



OTKy^a 



(1) ( 1,+ X y - 1 -f (K 1 + x'O'" = 0. 



Oto ypaBiieiiic npe^CTaBJiaeTT^ ^Ba cjyiafi, cMoipa no TOMy, ôy^er-b jni 



m micM MëTHoe h.ih HetiëTiioe. PiscMOTpuMi KaîK4De npe^no^oîKeHie 



0T4,liabH0. 



a) Kor^i m— 2k, to K03<i.4»imieHTT. npiï V — 1, b-b paa^oaceniH *opMy^bi (1), 

 ôy^eTb 



mx - m,x'--^m^x' (- 1)^-' ^ + 1, 



paayMta no/Tj. M^, M. onHOMia^biibie KOD-inPimieuTbi ^ ~ i ) (^j^^, 



123 



m (m — 1) ( m — 2) (m - — ^i)^ 



î. 2. 3. 4. 5. "'^ M^ibii-GHiuiixT. BbiK^aAKaxt Mbi y^ep - 



;KnMi. 3TO siiaKono.îOîKeHie, bt. cii^y KOToparo noc^'JiAOBareJbHbie q-^ienbi paar 

 aoHîeiiia" 



