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^112= =5 . +olel =F q =8 115 2. np)f (Ferguson)lC r1. +trI + t\ oltE +d€. "l+6}q +aI-J +d9 += "ll "J+ +dol 3z|!olg "Ja dql^l 271 ulf,t\z) g + 9lq "J+4"J +E€- -HtI+ + 9lE:214 oloJg +d *3al ol o^"JtrI. l960LJrH aql El+ -H-oJ "J*^}E J. C. I z]*9 ulelS ol+6}"1 z}++d(curve segment)$ ,l]zlltr+4gE- g€6I- 'JBg E-8.6I91+' ol ,JBg +9 +del oJ: fl:dql^1g 9l ^l ulrl(position vector)e| dd Elrl(tangent vector)E ol+6J 3uI ,llzlltrf 4 ql E + z)9e [rH 3-32)+ +o) szl]9 d Pr, P2, P3, P4, P5zl +q114tr sTllE dg EF 5'+6I- +EZlg +dol "J=qalq' {z)i +dg "J.J szllg d"l +qflg "ll Pl - P2, P2 - P3, P3 - P4, P4 - Ps rlol 4t\4 B9l *tl(curve segment)ol ^l 4+ +dE 971 ElEle+ zJ Cql^.1 E dd 4rle +dg +=q c;l4e--tr P=qs +dE E+trI.EoJ vlz39 Lll z\ -E- ^l 4el 9^l ulrl4 dd ulrl= "l-3-6}q +tr€. €c6'I= *89 ^I+6I91=sl, tl 7l+o) +dr} +Eg ullzl]SfE E€+ ++El- ul]zlltrfql E6J +d+ +Ee-l g.€ol .JHlElq9t4. "l= 61,,1(Hermite)*d.+trolrJl a[fr r =49 tr]94 'ZJvl. O yJtrtlcl +dB"J olqel 37Ig *Aql 9l= B^Js <Itr61 -E€6J + 91tr1. @ +dol+ +EE "J+= E€6I4l. 6J ql- "llzllHfg H9= zlzlva 7J+ 6l S.€-J + 9t+. @ +dol+ +EE =Is. tr+ol g,q6J 4+ +tr61 +qA 4rl"J9 4s-E+6I q 96I- 4+= eg + 91trI. @ "JHl ql+4ql ulaB +d CCol *zJ alzl"J, ulrlg tr4ql qlall 4rl +rJ+ or +^r B4= ql+6}q ?]6I= =e €tlg -E€6I= ull4l "l 4*ol 91tri. @ E9l +tr=g €a6}q +.J *trgE- "J=919 "rl 'Iile-l -E-^] 4 +Bol vJvJ {lzl= Bdol 9ltrI @ ol ,J =^Jss ztETI el++ 7Jo) +E trsl$"l +,q+ A+ql= +trE +a g zl6I^1 7JYl. ral 3-32 trl7l= +C
123page

2. 퍼거슨 곡선과 곡면
123page

2. 퍼거슨 곡선과 곡면
123page

2. 퍼거슨 곡선과 곡면