; TeX output 2001.10.31:0957so UsGGecrm1728LehpacykageN9>GGectt1728SIunits!", cmsy10 ecrm1200suppSortlpourleSystmeinwternationald'unitsϘ3MarcellHeldoSorn2K cmsy8yxN#D7` ectt1200m.heldoorn@physiology.medfac.leidenuniv.nl&2Mdatelducwhieroriginal:1999/04/08Imprimle31oSctobre2001#π!(u ecbx0900Rsum鎟 SbSystmeIntroQduction&4 W1.1nNotesU historiques|㍍.荍...........................^@4W1.2nLesU troisclassesd'unitsSI7.荍.....................^@4W1.3nLesU prxesSIJ.荍............................^@5W1.4nAcronymes{ˍ.荍..............................^@5W1.5nQuelquesU dnitionsutiles.荍......................^@5I2WUnitsSI;6W2.1nUnitsU SIdebaseu׍.荍...........................^@6n2.1.1DnitionsRE.荍..........................^@6n2.1.2SymbGoles.荍...........................^@8W2.2nUnitsU SIdrives5.荍...........................^@8n2.2.1UnitsU SIdrivesayantdesnomsetsymbGolesspciaux筍.荍.^@9n2.2.2UtilisationfdesunitsSIftdrivesayantdesnomsetsymbGolesspGciauxI.荍............................^10W2.3nRgles&:etconventions&:destylepGourcrireetutiliserlessymbGolesnd'unitsU SIG.荍...............................^11I3WPrxesSI͜12W3.1nMultiplesU etsous-multiplesdcimauxdesunitsSI ?.荍........^12W3.2nRglesU d'utilisationdesprxesSI.荍.................^13n3.2.1LeU kilogramme!1.荍........................^13n3.2.2LeU degrCelsius0Q.荍.....................^13I4WUnitsendehorsduSI;14W4.1nUnitsU acceptespGouruneutilisationavecU leSIۍ.荍..........^14W4.2nUnitsU tempGorairementacceptespouruneutilisationavecU leSI=;.荍.^15I5WDerniresnotessurl'utilisationcorrecteduSI^k16I6WCommen>tutiliserlepaquetage17W6.1nChargementC;.荍..............................^17W6.2nLesU options.荍..............................^17n6.2.1ConitU aveclepackqage5qL ectt1000amssymb9].荍...............^18W6.3nCommentU compGoserlesunitsdansvotretexte/.荍..........^18n6.3.1LesU unitsSIdebase-.荍.....................^18n6.3.2LesU unitsSIdrives9.荍....................^19n6.3.3LesU prxesSIh9.荍........................^19n6.3.4LesU vqaleursdcimalesdesprxesSI.荍............^20n6.3.5DivisionU oumultiplicationd'unitsSI-.荍...........^20n6.3.6lvqationU d'unitsSIunepuissanceHm.荍............^21n6.3.7QuantitsU etunitsٍ.荍......................^22n6.3.8UnitsU endehorsduSI.荍....................^22n6.3.9UnitsU prtesl'emploi).荍...................^22I7WCommen>tfonctionnelepack\|age24W7.1nCompatibilit獍.荍.............................^24W7.2nProblmesU connusetlimitationsۿ.荍...................^25W7.3nEnvoiU d'unrappGortd'anomalieF.荍...................^25(2 soI8WEnconclusion25 W8.1nRemerciements.荍............................^25W8.2nRfrences.荍...............................^26W8.3npilogue#.荍................................^26`I9WTheMagicCoQdeu27W9.1nHelloU worldQC.荍..............................^27n9.1.1TheU upright(roman)`mu'y.荍..................^27W9.2nOptionU 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optionstopreventU conictsqӍ.荍................^30W9.12nSIU decimal7HЃ ecti1000pr}/exess.荍..........................^31n9.12.1SymbGolsu.荍............................^31n9.12.2DecimalU form/A.荍.........................^31W9.13nSIU b}/aseounits팍.荍.............................^32W9.14nSIU derive}/d]unitsH.荍............................^32n9.14.1TheU derivedinbasemoGdeፍ.荍...................^34n9.14.2TheU derivedmoGdeݍ.荍.......................^34W9.15nUnitsU thatareusedwiththeSI[.荍...................^35W9.16nSIU unitswithcompGoundnames׍.荍...................^36W9.17nV*ariousU ready-to-useunits獍.荍......................^36W9.18nTheU SIunits.cfgle덍.荍........................^40(35soI1`Inctropduction~I8!N ecbx12001.1gNoteshistoriquestXEnX1948,laNeuvimeConfrenceGnraledesPoidsetMesures(CGPM^9T2ecrm07002|2),par Isa2Rsolution6,chargealeComitInternationaldesPoidsetMesures(CIPM^2&Ź):qbd'tudierl'tablissementd'unerglementationcompltedesunitspdeU mesure; ƍbGd'ouvrirceteetuneenquteociellesurl'opiniondesmilieuxpscientiques,U techniquesetpGdagogiquesdetouslespays;br defairedesrecommandationssurl'tablissementd'unsystmeKpr}/a-ptiquewd'unitsdemesur}/e,susceptibled'treadoptpartouslespayspsignatairesU delaConventionU duMtre*.qICette_EmmeConfrencegnraleadoptaaussilaRsolution7quixaitdesprin-IcipGestgnrauxpourl'criturdessymbolesd'unitsetdonnaunelisted'unitsIayantU unnomspGcial.XLa10^eCGPM(1954),parsaRsolution6,etlaQuatorzimeCGPM(1971),IparԝsaRsolution3,adoptrentcommeunitsdebasedecesystmepratiqueId'unitslesunitsdesseptgrandeurssuivqantes:longueur,masse,temps,inten-IsitAydecourantlectrique,tempGraturethermodynamique,quantitdematireetIintensitU lumineuse.XLa }11^up bECGPM M(1960),parsaRsolution12,adoptalenomSystme=MInter-Inationald'Units,avecl'abrviationinternationaleSI,pGourcesystmepratiqueId'unitsdemesure,etxadesrglespGourlesprxes,lesunitsdrivesetlesuni-Itsisupplmentairesetd'autresindications,tablissantainsiunerglementationId'ensembleU pGourlesunitsdemesure.YI1.2gLestroisclassesd'unitsSItXLeszJunitsSIzAsontdivisesentroisclasses:lesunitsdeb}/ase,lesunitsdri-Iv}/esetlesunitssupplmentaires.LaConfrenceGnraleadciddefonderleISystme Internationalsurunchoixdeseptunitsbiendniesquel'onconvientIdeconsidrrcommeindpGendantesdupointdevuedimensionnel:lemtre,leIkilogramme,0laseconde,l'ampGre,lekelvin,lamoleetlacandela.CesunitssontIappGelesU unitsdeb}/ase.XLaBdeuximeclassed'unitsSIBecontientBlesunits0driv}/es,c'est--direlesunitsIquihpGeuventtreformesencombinantlesunitsdebased'aprsdesrelationsIalgbriques)quilientlesgrandeurscorrespGondantes.LesnomsetlessymbGolesdeIces>unitssontexprimsl'aidedesnomsetsymbGolesdesunitsdebase.CertainsId'entreeuxpGeuventtreremplacspardesnomsetsymbGolesspciauxquipeuventItreutilisspGourexprimerlesnomsetsymbolesd'autresunitsdrives(voirlaIsectionU 2.2).XLa11^e޹CGPM(1960)aadmisunetroisimeclassed'unitsSI,appGelesunitsIsupplmentair}/es'5etU contenantlesunitsSId'angleplanetd'anglesolide.XLau20^e¹CGPMu(1995)adcidd'liminerlaclassedesunitssupplmentairesIentantqueclassesparedansleSI.DoncleSIconsistemaintenantenseulementIdeux0classesd'units:lesunitsdebaseetleunitsdrives,avecleradianetIffffr E !i-:2KVJoir(section1.4pestlargementdiusetbdelemoGdiersincessairepourqu'ilretelesderniersprogrsdelasciencebetU delatechnologie.qICIPMmoйComitInternationaldesPoidsetMesures.LeCIPMestsousl'autoritdeblaCGPM.IlsuggredesmoGdicationsduSIlaCGPMpGourleuradoptionbformelle.LeCIPMpGeutaussidesapropreautoritpasserdesrsolutionsetbdesU recommandationsdeclaricationconcernantleSI.IBIPMmOҹBureau InternationaldesPoidsetMesures.LeBIPM,situprsdePa-bris,rapGourtched'assurerl'unicationmondialedesmesuresphysiques.Ilbestl'institutinternationaldemtrologieetopGresouslasupervisionbexclusiveU duCIPM.YI1.5gQuelquesdnitionsutilestIquan>titausensgnralUnel_quantitausensgnralestunepropritat-btribueauxphnomnes,corpsousubstances.ParexemplelamasseetlabchargeU lectrique.Iquan>titausensparticulierUnedquantitausensparticulierestuneproprit鎡bquantiableouassignableattribueunphnomne,corpsousubstancebparticuliers.;Parexemplelamassedelaluneetlachargelectriqueduproton.(5nsoIquan>titphysiqueSUnequantitphysiqueestunequantitquipGeuttreutilise bdansU lesquationsmathmatiquesdelascienceetdelatechnologie.qIunit鎎gUneunitestunequantitphysiqueparticulire,dnieetadopteparbconvention,aveclaquelled'autresquantitsparticuliresdemmesortesontbcomparesU pGourexprimerleursvqaleurs.*VILakv\|aleurad'unequan>titphysiquekestl'expressionquantitativekd'unequantit鎡IphysiqueparticuliresousformeduproGduitd'unnombreetd'uneunit,lenombreItant_savqaleurnumrique.Donclavqaleurnumriqued'unequantitphysiquepar-IticuliredpGenddel'unitdanslaquelleelleestexprime.Plusformellement,laIvqaleur &d'unequantit b> cmmi10ApGeuts'crireAK`y cmr10= !", cmsy10fAg[A], &ofAgestlavaleurnumriqueIde*gAlorsqueAestexprimedansl'unit铲[A].LavqaleurnumriquepGeutencons-Iquences'crirefAg=A=[A],quiestuneformepratiquepGouruneutilisationdansIlesǩguresettables.DoncpGourliminerlapossibilitd'uneinterprtationerrone,Iunaxed'ungrapheoul'en-tted'unecolonnedansunetablepGeuventtretique-Itst=^ O!cmsy7Caulieudet(^C)ouT*empGrature(^C)*.Demme,cetautreIexemple":E=(V#=m)aulieudeE(V#=m)ouF*orceduchamplectriqueI(V#=m)0p*.Parqexemple:߹lavqaleurdelahauteurh 0ercmmi7W IUduMonument0pWashingtonestIhW ۲=169m!X^=555ft.IcihW estlaquantitphysique,savqaleurexprimedansIl'unit{mtre,symbGoled'unit铲m,est169m,etsavqaleurnumriquelorsqu'elleestIexprimeU enmtresest169.!֍I2`UnitsG\SI~I2.1gUnitsSIdebasetI2.1.1l!\DnitionsXLeuSIEestfondsurseptunitsSIdebasepGourseptquantitsdebasesupposes ImutuellementcnindpGendantes.LesdnitionsprimairesdesunitsSIckdebasesontIen>franais.Leursdnitionsactuelles,avec>leurstraductionsenanglais,sontIdonnesU ci-dessous:YImtre;metr}/eqNL}/emtreestlalongueurdutrajetparcourudanslevideparlalumirependantbunedur}/ede1=299792458dese}/conde.b(17thU CGPM(1983),Resolution1).NThemetreisthelengthofthepathtravelledbylightinvqacuumduringatimebintervqalU of1=299792458U ofasecond.YIkilogramme;kilo}/gramqNL}/ekilogrammeestl'unitdemasse;ilestgallamasseduprototypeinterna-btionaldukilo}/gramme.b(1stU CGPM(1889)and3rdCGPM(1901)).NTheK%kilogramistheunitofmass;itisequaltothemassoftheinternationalbprototypGeU ofthekilogram.bNote,y:ThisinternationalprototypGeismadeofplatinum-iridiumandiskeptbatU theInternationalBureauofW*eightsandMeasures,Svres,F*rance.(6}ksoIseconde;se}/condqNL}/a?nsecondeestladurede9192631770p}/riodesdelaradiationcorrespondant blatr}/ansitionentrelesdeuxniveauxhypernsdel'tatfondamentaldel'atomebdec}/esium133.b(13thU CGPM(1967),Resolution1).qNTheRRsecondisthedurationof9192631770RRpGeriodsoftheradiationcorrespondingbto& thetransitionbGetween& thetwo& hyperne& levelsofthegroundstateofthebcesium-133U atom.}IampQ€re;amp}/ereNL'amp}/reestl'intensitd'unc}/ourantconstantqui,maintenudansdeuxconduc-bteurs0p}/arallles,rectilignes,delongueurinnie,desectioncirculairengli-bge}/able,[etplacsunedistancede1mtrel'undel'autredanslevide,bpr}/oduiraitWentrecesconducteursuneforcegale210^ٓRcmr77_newtonparmtrebdelongueur.b(9thU CGPM(1948),Resolutions2and7).qNTheampGereisthatconstantcurrentwhich,ifmaintainedintwostraightparallelbconductorsmofinnitelength,ofnegligiblecircularcross-section,andplacedb1!metreapartinvqacuum,wouldproGducebetween!theseconductorsaforcebequalU to210^7newtonpGermetreoflength.}Ik>elvin;kelvinNL}/ekelvin,unitdetempraturethermodynamique,estlafraction1=273;16delabtemp}/raturethermodynamiquedupointtripledel'eau.b(13thU CGPM(1967),Resolution4).qNThekelvin,unitofthermoGdynamictemperature,isthefraction1=273:16ofthebthermoGdynamicU temperatureofthetriplepointofwater.bLaQtreizimeCGPM:(1967,Rsolution3)aaussidcidquel'unitkelvinetbsonisymbGoleKdevraienttreutilisspGourexprimerlafoislatempraturebthermoGdynamique!etunintervqalleouunedirencedetemprature,aulieubdeU degrKelvinavecU lesymbGole^K.bEnEplusdelatempGraturethermodynanique(symboleTc)ilyaaussilebCelsius(symbGolet)dniparl'quationt[=TxaT0 BoϵT0 jβ=273:15K.bLa+tempGratureCelsiusestexprimeendegrsCelsius;de}/grmCelsius (sym-bbGoleP^4C).PL'unitdegrCelsiusestgalel'unitkelvin;danscebcas,/rdegrCelsiusestunnomspGcialutilis铀laplacedekelvin*.UnbintervqalleMouunedirencedetempGratureCelsiuspeuventMcependantMtrebexprimsU enkelvinsaussibienqu'endegrsCelsius.}Imole;moleN1^.L}/amoleestlaquantitdematired'unsystmecontenantautantd'entitsblmentair}/esqu'ilyad'atomesdans0;012kilogrammedecarbone12.qN2^.L}/orsqu'onemploielamole,lesentitslmentairesdoiventtrespciesbetcp}/euventtredesatomes,desmolcules,desions,deslectrons,d'autresbp}/articulesoudesgroupementsspcisdetellesparticules.b(14thU CGPM(1971),Resolution3).(7so N1.lThemoleistheamountofsubstanceofasystemwhichcontainsasmanybelementaryU entitiesasthereareatomsin0:012kilogramofcarbGon12.qN2.QWhenthemoleisused,theelementaryentitiesmustbGespeciedandmaybebatoms,]molecules,ions,electrons,otherparticlesorspGeciedgroupsofsuchbparticle.bNote:Danscettednition,ilestbienentenduquelesatomesdecarbGone12bneU sontpaslis,sontaurepGosetdansleurtatfondamental.YIcandela;c}/andelaqNL}/a6candelaestl'intensitlumineuse,dansunedirectiondonne,d'unesourcequibmetY!uner}/adiationmonochromatiquedefrquence54010 12'hertzetdontbl'intensitner}/gtiquedanscettedirectionest1=683wattparstradian.b(16thU CGPM(1979),Resolution3).NThecandelaistheluminousintensity*,inagivendirection,ofasourcethatemitsbmonoGchromaticAradiationofafrequency54010 12GhertzandhasaradiantbintensityU inthatdirectionof1=683wattpGersteradian.YI2.1.2l!\Sym>bQolestXLesunitsdebaseduSystmeInternationalsontrassemblesdanslatable1IavecleursnomsetleurssymbGoles(DiximeCGPM(1954),Rsolution6;OnzimeICGMPS`(1960),SRsolution12;T*reizimeCGPM(1967),Rsolution3;Quator-IzimeU CGPM(1971),Rsolution3).qZQuan>titq Nom1SymbQoleZlongueurwSamtre1=EmZmassev-kilogrammeikgZtemps5seconde(YsZcourantU lectriqueNampGre*KAZtempGratureU thermodynamiquekelvin0oKZquantitU desubstance>mole5molZintensitU lumineuseIkcandela)}cdI:V eccc1000T able1U unitsSIdebaseIcYI2.2gUnitsSIdrivestXLesjiunitsSIj"drivessontexprimesalgbriquemententermesd'unitsdeIbaseU4aumoyenU4dessymbGolesmathmatiquesdemultiplicationetdivision(voirlaItableU 2pGourquelquesexemples).ZQuan>titdrive'\Nom~SymbQoleZairekPmtreU carrdm^2Zvolume\XmtreU cubGefmSm^3(8 soZvitesse,U vloGcit7mtreparsecondeGm=s ZacclrationGēmtreU parsecondeaucarr ?m=s^2ZnombreU d'onde:+inversedumtreNum^1ZdensitU massique2>kilogrammeparmtrecubGeqӲkg#=m^3ZvolumeU spGcique.mtrecubeparkilogrammeqӲm^3|s=kgZdensitU decourant+ampGreparmtrecarre+qA=m^2ZintensitU duZchampU magntique)?_ampGreparmtreH+A=mZConcentrationU deZquantit-de-matire%#moleU parmtrecubGe<'molLڜ=m^3ZluminanceOcandelaU parmtrecarr鍑/Wcd9X=m^2 zZfractionU demasse/~kilogrammeparkilogramme9kg#=kg5=1^(esayantdesnomsetsymbQolesspciauxtXPour,lafacilitdecomprhensionetleconfort,21unitsSIdrivesontreuIdeschnomsetdessymbGolesspciaux,commelemontrelatable3.Ilspeuventcheux-ImmesU treutilisspGourexprimerd'autresunitsdrives.ZNom/ExpressionenSym>bQole}ZExpressionenunitsSIdebaseDunitsSIdriv>es zZradian^(a),_-mm^1 g=1^(b)-radk/mm^1Zsteradian^(a) ղm^2Cm^2 g=1^(b)(wsr0o^(c)f|m^2m^2 Zhertz1 s^1X#C6!AsZvolt7 m^2Ckgs^3 A^1& V6WA^1 YZfarad1m^2 kg81%qIJs^4CA^2F7CV#^1Zohm5IIm^2Ckgs^3 A^2& 6!VA^1Zsiemens&m^2 kg81%qIJs^3CA^2S8AV#^1ZwebGer.m^2Ckgs^2 A^1& Wbdm^2kgs^2 A^1Ztesla4kgs^2 A^16OT6!WbIm^2Zhenry/m5m^2Ckgs^2 A^2& H6WbIesayantdesnomsetsymbQolesl!\spQ€ciauxtXDesCexemplesd'unitsSICdrivesquipGeuventtreexprimesl'aided'unitsISI]drivqant]d'unitsayantdesnomsetsymbGolesspciaux(ycomprisleradianetIleO-stradian)sontdonnsdanslaT*able4.Lesavqantagesdel'utilisationdesnomsIet!psymbGolesspciauxsontapparentdanslaT*able4.Considrons,parexemple,IlaGxquantitd'entropiemolculaire:l'unit铲J=molwKestvidementplusfacileIcomprendreDIquesonquivqalentenunitsdebaseSI,m^2Ckgs^2 K^1 tmol1%].Nan-Imoins,,QilfaudraittoujoursserappGelerquelesnomsetsymbolesspciauxexistentIpGourleconfort.Les`T*ables2and3montrentaussiquelesvqaleursdeplusieursIquantitsLOdirentessontexprimesdanslammeunitSI.Parexemple,lajouleIparykelvin(J=K)estl'unitSIypGourlacapacitcaloriqueainsiquepourl'entropie.IDonc-lenomdel'unitn'estpassusantpGourdnirlaquantitmesure.UneIunitdrivepGeutsouventtreexprimedeplusieursmaniresdirentespartirId'unitszdebaseetd'unitsdrivesayantdesnomsspGciaux.Enpratique,avecIcertainesYquantits,laprfrenceestdonnel'usagedecertainesunitsayantdesInomsspGciaux,oudecombinaisonsd'units,andefaciliterladistinctionentreIdes[quantitsdontlesvqaleursontdesexpressionsidentiquesentermed'unitsSIIde?base.Parexemple,l'unitSI?pGourlafrquenceestspciecommetantleIhertzf(Hz)pluttquel'inversefdelaseconde(s^1 t)etl'unitSIfRdemomentdeIforceU estspGciecommetantlenewtonmtre(Nm)pluttquelajoule(J).ࡍZQuan>titydrive'-Nom~SymbQoleZveloGcitU angulaire/ ;radianpersecondIv?radW%=sZacclrationU 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surfaceE|323S\newcommand{\squaremetreperkilogram}{\square\metre\per\kilogram}E|324S\newcommand{\rpsquaremetreperkilogram}{\square\metre\usk\reciprocal\kilogram}qIspGecicU volumeE|325S\newcommand{\cubicmetreperkilogram}{\cubic\metre\per\kilogram}E|326S\newcommand{\rpcubicmetreperkilogram}{\cubic\metre\usk\reciprocal\kilogram}qIsurfaceU tensionE|327S\newcommand{\newtonpermetre}{\newton\per\metre}E|328S\newcommand{\newtonpermetrenp}{\newton\usk\reciprocal\metre}qIderivedU SIunit:^CE|329S\newcommand{\Celsius}{\ensuremath{\mathrm{C}}}IthermalU conductivityE|330S\newcommand{\wattpermetrekelvin}{\watt\per\metre\usk\kelvin} E|331S\newcommand{\wattpermetrekelvinnp}{\watt\usk\reciprocal\metre\usk\reciprocal\kelvin}P39(soItorqueqE|332S\newcommand{\newtonmetre}{\newton\usk\metre} E|333S\newcommand{\newtonmetrenp}{\newtonmetre}qIturbulenceU energydissipationrateE|334S\newcommand{\squaremetrepercubicsecond}{\square\metre\per\cubic\second}E|335S\newcommand{\squaremetrepercubicsecondnp}{\square\metre\usk\rpcubic\second}qIveloGcityE|336S\newcommand{\metrepersecond}{\metre\per\second}E|337S\newcommand{\metrepersecondnp}{\metre\usk\reciprocal\second}qIvolumetricU caloricvqalueE|338S\newcommand{\joulepercubicmetre}{\joule\per\cubicmetre}E|339S\newcommand{\joulepercubicmetrenp}{\joule\usk\rpcubic\metre}qIvolumetricU coGecientofexpansionE|340S\newcommand{\kilogrampercubicmetrecoulomb}{\kilogram\per\cubic\metre\usk\coulomb}E|341S\newcommand{\kilogrampercubicmetrecoulombnp}{\kilogram\usk\rpcubic\metre\usk\reciprocal\coulomb}qIvolumetricU owrateE|342S\newcommand{\cubicmetrepersecond}{\cubicmetre\per\second}E|343S\newcommand{\rpcubicmetrepersecond}{\cubicmetre\usk\reciprocal\second}qIvolumetricU massowrateE|344S\newcommand{\kilogrampersecondcubicmetre}{\kilogram\per\second\usk\cubicmetre}E|345S\newcommand{\kilogrampersecondcubicmetrenp}{\kilogram\usk\reciprocal\second\usk\rpcubic\metre}YI9.18n}TheSIunits.cfgletXLoad8theSIunits.cfgle,afterredening\ExecuteOptionsto\SIunits@execopt I(wecannotsimplyuse\ExecuteOptionstopreselectoptions,bGecausewewanttoIpassU themto\SIunits@execopt).qE|346S\let\SIunits@origExecuteOptions\ExecuteOptionsE|347S\let\ExecuteOptions\SIunits@execoptE|348S\InputIfFileExists{SIunits.cfg}{}{%E|349S\PackageWarningNoLine{SIunits}{%E|350SYouNhaveno`SIunits.cfg'fileinstalled.\MessageBreakIwillassumeyouareusingE|351S`thickspace'Nand`thickqspace'}\ExecuteOptions{thickspace,thickqspace}}E|352S\let\ExecuteOptions\SIunits@origExecuteOptionsE|353S\ProcessOptionsE|354S\endinputE|355S, cmsy9h+5" cmmi9=Fow cmss9Fpack9age#g ih)Copyrightc 1998byMarcelHeldo7ornM.H.P402;w| (Fow cmss9D֕ ecbi1200C&ectt0800BDZYecti0700Ay& ecsx1000@ {}ecti0800GGectt1728UsGGecrm1728 1 ecrm1000 !", cmsy10 O!cmsy7 b> cmmi10 0ercmmi7K`y cmr10ٓRcmr74