Rajaraman. Solitons and instantons - LMPT

NOP QRSTUVWXYYZ[STR\]^_`U_abRZcd_Z`Za]^caeWXffcagShijTZ^k`ciaUSh_aR_STYY`Zac :;?@ABCD=DE>FGH?IJHADKL>BCDMmn\Z[^Ya]^RZae][So_[ ]STYY[`p^^U^cVq rstuvv wxySz{ |}~x € ‚nƒx „ |…‚ †‡hˆ‰‚ RZ`Z^R`cadUl~c^f‹^R^UZRZ[^_Y`RRSo_`Y^b^‹Vq Œ mnŽh [ShRSoRZ[^p`_ddi RZ`Z^ ae Z[^ RqRZ^io SoV[^‹ ^g_STZ`ZShaUR\`U`YaVadR Za |‡o‘’‚]STYYk`p^ o ^U^cVS^R ][^c^Zk^Š^caz{ |–~xyn‚|}~x € ‚nƒx „ |—˜‚o |oˆ€š •›œ ~ r“”•vv d`UZ`aeZ[^Z[^acqž][^c^–~aIeZ[^i [^R^_a‹c^RfaUlZaZ[^e`ihSYST`cz}~o [^ST‹‹^RZi`RRShR z €ZaYa]^RZa‹l^coŸ ^]ShYY_`YY Z[ShRR^ZaeRZ`Z^R dShYZ`‹adUlmS¡[^¢£`_ddi R^_Za‹\o¤ShU_^Z[ShRf‹a_^ldc^ ^RR^bZST`YYq d`UZShR^R Z[^ R[SoeZ^l ¥^Yl ¦ [`p^iai^UZdi m v mn `R SoU RZ`Ul`cl f^c§ Zd‹ `ZShaUi^Z[alR\]^_`U¨a‹‹a] Z[^e`iSTYSh`cc^RdYZZaYa]^RZa‹l^cZ[`Z vvªw«¬|­\®‚«w¯vv w |‡oˆ‘‚ ° ©RZ`Z^o [dR ª±«m|­²®‚«w¯³´ mnx „ |…‚o |‡hˆˆš ][^c^«w¯SoRZ[^p`_ddiSoR Z[^ `U`YaVd^ ae µ‡o‰wš`Ul ShR `UaZ[^‹ c^Y`ZShaU _abU^_ZShUV d`UZdi p`_ddi RZ`Z^Za¡[^_Y`RRSo_`YRaYdZShaU mS²`f`cZecai Z[^^U^cVq c^Y`ZShaU |‡hˆ‰‚o[SoRRShifY^ ‹^RdYZR `c^ `V`ShU e`iShYST`‹ Za dR ecai _aUp^UZSTab`Y [^R^‹Zd‹¨`ZSTaUZ[^a‹q\`R`ffYS·^l¡aZ[SoRRqRZ^io¸^ea‹^Z[^`lp^UZaeRaYShZab d`¹ZShR`¡ShaU²Z[^ d`UZ`l^‹Shp^l `¨ap^]^‹^Z[^aUYqRf^_So^Raef`cZST_Y^R ^gfYSh_Sh¡Yq a¨Z`ShU^l ea‹ Z[SoR RqRZ^iº » ^ ]ShYY _`YY Z[^R^ d`UZ`\ eac ]^]ShYYR^^Z[`ZZ[ShRR`i^¥^Yl Z[^acq qSo^YlRSoU `llSoZShaU Za Z[^R^ i^RaUR²`UaZ[^‹Rf^_Sh^RaefWXcZSh_Y^R\ a¨Z`ShU^l ][^U Z[ShRR`i^f‹a_^ld‹^SoR`ffYST^l Za Z[^¾SoU¾RaYdZSoaUo_aUp^UST^U_^\Z[^¼i^RaUR²aeZ[STRial^Yo½a]Sol^UZSoÁ YR^Zaep`_ddi `Ul i`UqÂi^Rab RZ`Z^R_`U `YRa ¨^¨dSTYZ ¿ÀUmvv Ã Ä …\][So_[ lShÅ^cR e‹ai Z[^ ^`cYSo^cR^ZaUYq STU Z[`Z Ʊ«m|­\®‚«w¯Çv meacZ[ShR£`_ddio [^R^Z]aÈ`_d`SoUlhSÈShld`YYqpShaY`Z^ Z[^mÉ `cadbl m Rqii^Z‹qaeZ[^f`‹^UZÊ`V‹`UVSo`UË [ShRSoRaU^aeZ[^RShifY^RZ Ìg`ifY^RaeÍRfaUZ`U^adRRÎÏii^Zcq cÐ`¾SoUV²Ñ`]^YY¾Ua]Uf[Ðbai^UaU Ò Sob d`UZdi ¥^YlZ[^acq\][ST_[]^R[`YYUaZlSTR_dRRSTUl^Z`ShY[^c^oÓURZ^`l]^ vZa Z[^UaU§ZcSh£Sh`Y¾SoU¾ RaYdZShaUoÔ fca_^^l