%%% drwxy.tex 2014-11-7 18:44
%%% drwxy.sce 2014-11-7 17:31
{\unitlength=1cm%
\begin{picture}%
(  12.00000,   4.00000)(  -6.00000,  -2.00000)%
\special{pn 8}%
%
\special{pa -1215 -22}\special{pa -1224 -29}\special{pa -1235 -31}\special{pa -1247 -30}%
\special{pa -1257 -24}\special{pa -1264 -15}\special{pa -1268 -4}\special{pa -1268 7}%
\special{pa -1263 18}\special{pa -1255 26}\special{pa -1244 31}\special{pa -1232 31}%
\special{pa -1222 28}\special{pa -1213 20}\special{pa -1207 10}\special{pa -1205 -1}%
\special{pa -1208 -13}\special{pa -1215 -22}\special{sh 0}\special{fp}%
\special{pa -2362 0}\special{pa 2362 0}%
\special{fp}%
\special{pa 0 787}\special{pa 0 -787}%
\special{fp}%
\settowidth{\Width}{$x$}\setlength{\Width}{0\Width}%
\settoheight{\Height}{$x$}\settodepth{\Depth}{$x$}\setlength{\Height}{-0.5\Height}\setlength{\Depth}{0.5\Depth}\addtolength{\Height}{\Depth}%
\put(6.0500,0.0000){\hspace*{\Width}\raisebox{\Height}{$x$}}%
%
%
\settowidth{\Width}{$y$}\setlength{\Width}{-0.5\Width}%
\settoheight{\Height}{$y$}\settodepth{\Depth}{$y$}\setlength{\Height}{\Depth}%
\put(0.0000,2.0500){\hspace*{\Width}\raisebox{\Height}{$y$}}%
%
%
\settowidth{\Width}{O}\setlength{\Width}{0\Width}%
\settoheight{\Height}{O}\settodepth{\Depth}{O}\setlength{\Height}{-\Height}%
\put(0.0500,-0.0500){\hspace*{\Width}\raisebox{\Height}{O}}%
%
%
\special{pa -2362 -110}\special{pa -2346 -125}\special{pa -2331 -140}\special{pa -2315 -155}%
\special{pa -2299 -169}\special{pa -2283 -183}\special{pa -2267 -197}\special{pa -2252 -211}%
\special{pa -2236 -224}\special{pa -2220 -237}\special{pa -2204 -249}\special{pa -2188 -261}%
\special{pa -2173 -273}\special{pa -2157 -284}\special{pa -2141 -294}\special{pa -2125 -305}%
\special{pa -2109 -314}\special{pa -2094 -324}\special{pa -2078 -332}\special{pa -2062 -341}%
\special{pa -2046 -348}\special{pa -2030 -355}\special{pa -2015 -362}\special{pa -1999 -368}%
\special{pa -1983 -373}\special{pa -1967 -378}\special{pa -1951 -382}\special{pa -1936 -386}%
\special{pa -1920 -388}\special{pa -1904 -391}\special{pa -1888 -392}\special{pa -1872 -393}%
\special{pa -1857 -394}\special{pa -1841 -393}\special{pa -1825 -393}\special{pa -1809 -391}%
\special{pa -1793 -389}\special{pa -1778 -386}\special{pa -1762 -383}\special{pa -1746 -379}%
\special{pa -1730 -374}\special{pa -1714 -369}\special{pa -1699 -363}\special{pa -1683 -357}%
\special{pa -1667 -350}\special{pa -1651 -342}\special{pa -1635 -334}\special{pa -1620 -325}%
\special{pa -1604 -316}\special{pa -1588 -306}\special{pa -1572 -296}\special{pa -1556 -286}%
\special{pa -1541 -274}\special{pa -1525 -263}\special{pa -1509 -251}\special{pa -1493 -239}%
\special{pa -1477 -226}\special{pa -1462 -213}\special{pa -1446 -199}\special{pa -1430 -185}%
\special{pa -1414 -171}\special{pa -1398 -157}\special{pa -1383 -142}\special{pa -1367 -128}%
\special{pa -1351 -113}\special{pa -1335 -97}\special{pa -1319 -82}\special{pa -1304 -66}%
\special{pa -1288 -51}\special{pa -1272 -35}\special{pa -1256 -19}\special{pa -1240 -4}%
\special{pa -1225 12}\special{pa -1209 28}\special{pa -1193 44}\special{pa -1177 59}%
\special{pa -1161 75}\special{pa -1146 90}\special{pa -1130 106}\special{pa -1114 121}%
\special{pa -1098 136}\special{pa -1082 151}\special{pa -1067 165}\special{pa -1051 179}%
\special{pa -1035 193}\special{pa -1019 207}\special{pa -1003 220}\special{pa -988 233}%
\special{pa -972 246}\special{pa -956 258}\special{pa -940 269}\special{pa -924 281}%
\special{pa -909 292}\special{pa -893 302}\special{pa -877 312}\special{pa -861 321}%
\special{pa -845 330}\special{pa -830 338}\special{pa -814 346}\special{pa -798 353}%
\special{pa -782 360}\special{pa -766 366}\special{pa -751 372}\special{pa -735 377}%
\special{pa -719 381}\special{pa -703 385}\special{pa -687 388}\special{pa -672 390}%
\special{pa -656 392}\special{pa -640 393}\special{pa -624 394}\special{pa -608 394}%
\special{pa -593 393}\special{pa -577 391}\special{pa -561 390}\special{pa -545 387}%
\special{pa -529 384}\special{pa -514 380}\special{pa -498 375}\special{pa -482 370}%
\special{pa -466 365}\special{pa -450 358}\special{pa -435 352}\special{pa -419 344}%
\special{pa -403 336}\special{pa -387 328}\special{pa -371 319}\special{pa -356 309}%
\special{pa -340 299}\special{pa -324 289}\special{pa -308 278}\special{pa -292 266}%
\special{pa -277 254}\special{pa -261 242}\special{pa -245 229}\special{pa -229 216}%
\special{pa -213 203}\special{pa -198 189}\special{pa -182 175}\special{pa -166 161}%
\special{pa -150 146}\special{pa -134 132}\special{pa -119 117}\special{pa -103 102}%
\special{pa -87 86}\special{pa -71 71}\special{pa -55 55}\special{pa -40 39}\special{pa -24 24}%
\special{pa -8 8}\special{pa 8 -8}\special{pa 24 -24}\special{pa 40 -39}\special{pa 55 -55}%
\special{pa 71 -71}\special{pa 87 -86}\special{pa 103 -102}\special{pa 119 -117}\special{pa 134 -132}%
\special{pa 150 -146}\special{pa 166 -161}\special{pa 182 -175}\special{pa 198 -189}%
\special{pa 213 -203}\special{pa 229 -216}\special{pa 245 -229}\special{pa 261 -242}%
\special{pa 277 -254}\special{pa 292 -266}\special{pa 308 -278}\special{pa 324 -289}%
\special{pa 340 -299}\special{pa 356 -309}\special{pa 371 -319}\special{pa 387 -328}%
\special{pa 403 -336}\special{pa 419 -344}\special{pa 435 -352}\special{pa 450 -358}%
\special{pa 466 -365}\special{pa 482 -370}\special{pa 498 -375}\special{pa 514 -380}%
\special{pa 529 -384}\special{pa 545 -387}\special{pa 561 -390}\special{pa 577 -391}%
\special{pa 593 -393}\special{pa 608 -394}\special{pa 624 -394}\special{pa 640 -393}%
\special{pa 656 -392}\special{pa 672 -390}\special{pa 687 -388}\special{pa 703 -385}%
\special{pa 719 -381}\special{pa 735 -377}\special{pa 751 -372}\special{pa 766 -366}%
\special{pa 782 -360}\special{pa 798 -353}\special{pa 814 -346}\special{pa 830 -338}%
\special{pa 845 -330}\special{pa 861 -321}\special{pa 877 -312}\special{pa 893 -302}%
\special{pa 909 -292}\special{pa 924 -281}\special{pa 940 -269}\special{pa 956 -258}%
\special{pa 972 -246}\special{pa 988 -233}\special{pa 1003 -220}\special{pa 1019 -207}%
\special{pa 1035 -193}\special{pa 1051 -179}\special{pa 1067 -165}\special{pa 1082 -151}%
\special{pa 1098 -136}\special{pa 1114 -121}\special{pa 1130 -106}\special{pa 1146 -90}%
\special{pa 1161 -75}\special{pa 1177 -59}\special{pa 1193 -44}\special{pa 1209 -28}%
\special{pa 1225 -12}\special{pa 1240 4}\special{pa 1256 19}\special{pa 1272 35}\special{pa 1288 51}%
\special{pa 1304 66}\special{pa 1319 82}\special{pa 1335 97}\special{pa 1351 113}%
\special{pa 1367 128}\special{pa 1383 142}\special{pa 1398 157}\special{pa 1414 171}%
\special{pa 1430 185}\special{pa 1446 199}\special{pa 1462 213}\special{pa 1477 226}%
\special{pa 1493 239}\special{pa 1509 251}\special{pa 1525 263}\special{pa 1541 274}%
\special{pa 1556 286}\special{pa 1572 296}\special{pa 1588 306}\special{pa 1604 316}%
\special{pa 1620 325}\special{pa 1635 334}\special{pa 1651 342}\special{pa 1667 350}%
\special{pa 1683 357}\special{pa 1699 363}\special{pa 1714 369}\special{pa 1730 374}%
\special{pa 1746 379}\special{pa 1762 383}\special{pa 1778 386}\special{pa 1793 389}%
\special{pa 1809 391}\special{pa 1825 393}\special{pa 1841 393}\special{pa 1857 394}%
\special{pa 1872 393}\special{pa 1888 392}\special{pa 1904 391}\special{pa 1920 388}%
\special{pa 1936 386}\special{pa 1951 382}\special{pa 1967 378}\special{pa 1983 373}%
\special{pa 1999 368}\special{pa 2015 362}\special{pa 2030 355}\special{pa 2046 348}%
\special{pa 2062 341}\special{pa 2078 332}\special{pa 2094 324}\special{pa 2109 314}%
\special{pa 2125 305}\special{pa 2141 294}\special{pa 2157 284}\special{pa 2173 273}%
\special{pa 2188 261}\special{pa 2204 249}\special{pa 2220 237}\special{pa 2236 224}%
\special{pa 2252 211}\special{pa 2267 197}\special{pa 2283 183}\special{pa 2299 169}%
\special{pa 2315 155}\special{pa 2331 140}\special{pa 2346 125}\special{pa 2362 110}%
\special{fp}%
\special{pa 1259 -22}\special{pa 1250 -29}\special{pa 1238 -31}\special{pa 1227 -30}%
\special{pa 1217 -24}\special{pa 1209 -15}\special{pa 1206 -4}\special{pa 1206 7}%
\special{pa 1211 18}\special{pa 1219 26}\special{pa 1230 31}\special{pa 1241 31}\special{pa 1252 28}%
\special{pa 1261 20}\special{pa 1267 10}\special{pa 1268 -1}\special{pa 1266 -13}%
\special{pa 1259 -22}\special{sh 0}\special{fp}%
\end{picture}}%