ew cfsFJwfJFsccm{dcmEddddvEdYd;dddd d d Edm dO d2dEcmEdca..fmdffm.dffm.d.ffmd.ffmdffmdffmdfcmdcaQnQfmdffmQdffmdQffmndffmdnffmQdffmdQfcmdca\z.pzp\fm\d\ffmd\ffmzdffm.dzffmpzd.ffmpdpzffm\dpfcmdca:R:Rfmdffmdffm:dffmd:ffmR:dffmRdR:ffmdRfcmvEdvcavv55vfmvdvffmdvffmdffmvdffm5dvffm5d5ffmvd5fcmYdYcaYQYnQYfmYdYffmQdYffmdQffmYndffmdYnffmQdffmYdQfcm;d;ca;\}}z;.z;\fm;\d;\ffm}d;\ffm}zd}ffm;.d}zffmzd;.ffmdzffm;\dfcmdca__::fmdffm_dffm_:d_ffmd_:ffm:dffmd:ffmdfcmdcaBB<<fmdffmBdffmB<dBffmdB<ffm<dffmd<ffmdfcmdca$ $ ::fmdffm$ dffm$ :d$ ffmd$ :ffm:dffmd:ffmdfcm d ca \  z . z  \fm \d \ffm d \ffm zd ffm .d zffm zd .ffm d zffm \d fcm d ca  Q  nf f Q fm d ffm Qd ffm d Qffm nd ffmf d nffmf Qdf ffm df Qfcm Ed ca    I I  fm d ffm d ffm d ffm d ffmI d ffmI dI ffm dI fcmm dm cam   :m + :+ m fmm dm ffm dm ffm :d ffmm d :ffm+ :dm ffm+ d+ :ffmm d+ fcmO dO caO \  zO . z O \fmO \dO \ffm dO \ffm zd ffmO .d zffm zdO .ffm d zffmO \d fcm2d2ca2sQs2n  Q2fm2d2ffmsQd2ffmsdsQffm2ndsffm d2nffm Qd ffm2d QfcmEdcaVVfmdffmVdffmVdVffmdVffmdffmdffmdfJcmSG//1-D Laplace operatorm SJbw fJFscCC C C @@@C C C```CCCC000CPPPCpppCCCCCCC(((C888CHHHCXXXChhhC xxxC!C"C#C$C%C&C'C(C)C* C+C,C-$$$C.,,,C/444C0<<<C1DDDC2LLLC3TTTC4\\\C5dddC6lllC7tttC8|||C9C:C;C<C=C>C?C@CACBCCCDCECFCGCHCICJCK CLCMCNCOCPCQ"""CR&&&CS***CT...CU222CV666CW:::CX>>>CYBBBCZFFFC[JJJC\NNNC]RRRC^VVVC_ZZZC`^^^CabbbCbfffCcjjjCdnnnCerrrCfvvvCgzzzCh~~~CiCjCkClCmCnCoCpCqCrCsCtCuCvCwCxCyCzC{C|C}C~CCCCCCCCCCCCCCC C C CCCCCCCCCC!!!C###C%%%C'''C)))C+++C---C///C111C333C555C777C999C;;;C===C???CAAACCCCCEEECGGGCIIICKKKCMMMCOOOCQQQCSSSCUUUCWWWCYYYC[[[C]]]C___CaaaCcccCeeeCgggCiiiCkkkCmmmCoooCqqqCsssCuuuCwwwCyyyC{{{C}}}CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCwCRQQQQQQw fmddddfm4d4mdm d mgdgmdfJm4G(0mJmG(1muJm G(2m JmgG(3mAJmG(4mfJfmdJm=Jd=mdJmJdmbdbJmJdmdJfJmnG0mnJm=nG1mcnJmnG2mnJmnG3mnJmbnG4mnJmnG5m?nJmnG6mnfJfJmG2-D Laplace operatorm