IP,dd   1Courier New1Symbol New1Courier New1Courier NewTimes New RomanTimes New Roman1Courier New1Courier New1Courier New1Courier New0:Q<0:Q<0:Q<0:Q< {d< p {4333333??@fffffff̼@̬????@@@@@@033333??@^ߛOw?̌???hH:@ 2H@@?@ @@@ 5ݿ?@@2??@????????JԮDJ?@ LMNOPR4  ( &Bԣaaٳ?u@ $SQ 1-(x^2+y^2) x^2+y^2=1PP2??@o??q¢e[???????ST UVWXY  ( h  p 00 cos(3.22/4) sin(3.22/4)'seg (0,0) to (cos(3.22/4),sin(3.22/4))PPd2??h!@Gz???????? Z$[(\,]0^4_8`   *  !  .22#r = .22; 0.000000 <= t <= 0.780000PPd2??h!@$$$fffffff????????fffffff?JԮDJ?