184page

E! Max Spiral Radius . Max Spiral RadiusE ^l^+6tH 4l.ll Hlag xla6}q 7h*g gEg ^ll+.J + 9l+. ol fa-4ag ^F$6IH ^JC!= relolu dq +=zlla;laf{ i-lt-l ^lAg=.J + 9l+. H}AeFg EElql Bde €Eql^J +eE+. trl'E +Eoll E-EIE =ltH HJA "! :Er+61-= slEll HJa ol 44g Hlaol +E +E tq EEIqE ++= ++1617l dql ++ +dol Hlaql Hl]zlg+. zleE Hlaol ulE +Hg ar+6IE ++= trl ol^J +E +Eql Eflilg + S.9 rllzizl 4l+6I.1 €+g+. t+= v+tr + Eq +^l EI]ZIB + glrll EIE ++= ++16].J. {Eq}+. q. Bou?1dary Boundary=+ol H ,JHg ^l-+61-H A4le+ +s= zl{6l-q €+ Bqg Aqg + 9t+. Boundary= +E +HE €trol 4 zzlql ++Elzl 9+. HIE +g= e]+ EIE +E E^lelql oJil6l]o} ++. €+ Bqg a4l+ +s E= AAle+ +s E+ . ^I-&dlq C9e.J4. ++ As= AEg e+ gEql^J + E +Es-tr zlAE Fg Eqe-l ,J6Jql q+ czlol u dg F g6l-ol ^J^JE+. BoundaryEefoltr ,JHg ++ +4 Fg EEI= 7Ib+ o;} zllqo}zl ?*sfl^l +E +Eg zl$afi rll ++6I+. I I t 172 *S(Fb."d contouD rL3 a L * - :-, xl 4O