I7k=Odd +(I)   1Courier NewSymbolxyx1Courier New1Courier NewTimes New RomanTimes New Romanxyx1Courier New1Courier New1Courier New1Courier NewX{VX{VX{VX{V?/ <```@@@?~~~~~ԱޱޱԱ޿޿ph (((Pdd } d< Pp {2 @@jiijii@i???@@@@@@033333??@^ߛOw????:8Ic@:V@@?@ @@@??@?@?@@dddddddddddddddddddddddddddddddddddddddd 2???$$$@??????48<@DHL.RS^V-a/2-a/2a/2-a/2seg (-a/2,-a/2) to (a/2,-a/2)PhP2???$$$@?????? !"#$%t`TU6/-a/2-a/2-a/2a/2seg (-a/2,-a/2) to (-a/2,a/2)2???$$$@@@??????PTX\`dh^,xa/2-a/2a/2a/2seg (a/2,-a/2) to (a/2,a/2)2??h!@$$$ ?"թJS@??????? &'()*+,ȩTb̏ԬHa/2*sqrt(2)*exp(pi/4)exp(-t)=r = a/2*sqrt(2)*exp(pi/4)exp(-t); 0.785398 <= t <= 31.4159270.785398163397;31.4159265359002??h!@$$$K˖@"թJS@??????? lptx|'XH4+/$a/2*sqrt(2)*exp(pi/4)exp(-(t-pi/2))Dr = a/2*sqrt(2)*exp(pi/4)exp(-(t-pi/2)); 2.356194 <= t <= 31.4159272.356194490192;31.4159265359002??h!@$$$jJS@"թJS@??????? -./0123|ԧXdp%a/2*sqrt(2)*exp(pi/4)exp(-(t-2pi/2))Er = a/2*sqrt(2)*exp(pi/4)exp(-(t-2pi/2)); 3.926991 <= t <= 31.4159273.926990816987;31.4159265359002??h!@$$$n6M@"թJS@??????? L[&%a/2*sqrt(2)*exp(pi/4)exp(-(t-3pi/2))Er = a/2*sqrt(2)*exp(pi/4)exp(-(t-3pi/2)); 5.497787 <= t <= 31.4159275.497787143782;31.4159265359002???$$$BOU4I?,\g@????????BOU4I?,\g@456789:'a/2*sqrt(2)*exp(pi/4)*exp(-(p))*cos(p)'a/2*sqrt(2)*exp(pi/4)*exp(-(p))*sin(p)pi/4X(x,y) = (a/2*sqrt(2)*exp(pi/4)*exp(-(p))*cos(p),a/2*sqrt(2)*exp(pi/4)*exp(-(p))*sin(p))2???$$$@@@??????;<>?@ AB/0-a/2a/2a/2a/2seg (-a/2,a/2) to (a/2,a/2)2???$$$,\gBOU4I?????????,\gBOU4I?\=&-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)%a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p)pi/4U(x,y) = (-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p),a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p))2???$$$BOU4I,\g????????BOU4I,\g,tI(-a/2*sqrt(2)*exp(pi/4)*exp(-(p))*cos(p)(-a/2*sqrt(2)*exp(pi/4)*exp(-(p))*sin(p)pi/4Z(x,y) = (-a/2*sqrt(2)*exp(pi/4)*exp(-(p))*cos(p),-a/2*sqrt(2)*exp(pi/4)*exp(-(p))*sin(p))2???$$$,\g@BOU4I????????,\g@BOU4I4v`%a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)&-a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p)pi/4U(x,y) = (a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p),-a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p))2???$$$,\gBOU4I?BOU4I?,\g@?????? x%a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p)%a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)&-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)%a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p)seg (a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p),a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)) to (-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p),a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p))2???$$$,\g,\gBOU4IBOU4I???????CDE F$G(H,Id3= &-a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p)&-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)&-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)%a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p)seg (-a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p),-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)) to (-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p),a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p))2???$$$BOU4I,\g,\g@BOU4I??????  $ ( , pt t&-a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p)&-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)%a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)&-a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p)seg (-a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p),-a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p)) to (a/2*sqrt(2)*exp(pi/4)*exp(-p)*sin(p),-a/2*sqrt(2)*exp(pi/4)*exp(-p)*cos(p))2???$$$BOU4I?BOU4I,\g@,\g@??????0J4K8L