UMAPTheJournalPublisherCOMAP,Inc.Vol.30,No.4ExecutivePublisherSolomonA.GarfunkelILAPEditorChrisArneyAssociateDirector,MathematicsDivisionProgramManager,CooperativeSystemsArmyResearchOf?ceP.O.Box12211ResearchTrianglePark,NC27709-2211david.arney1@arl.army.milEditorPaulJ.CampbellBeloitCollege700CollegeSt.Beloit,WI53511–5595campbell@beloit.eduAssociateEditorsDonAdolphsonChrisArneyAaronArcherRonBarnesArthurBenjaminRobertBoschJamesM.CargalMurrayK.ClaytonLisetteDePillisJamesP.FinkSolomonA.GarfunkelWilliamB.GearhartWilliamC.GiauqueRichardHabermanJonJacobsenWalterMeyerYvesNievergeltMichaelO’LearyCatherineA.RobertsJohnS.RobertsonPhilipD.Straf?nJ.T.SutcliffeBrighamYoungUniv.ArmyResearchOf?ceAT&TShannonRes.Lab.U.ofHouston—DowntnHarveyMuddCollegeOberlinCollegeTroyU.—MontgomeryU.ofWisc.—MadisonHarveyMuddCollegeGettysburgCollegeCOMAP,Inc.Calif.StateU.,FullertonBrighamYoungUniv.SouthernMethodistU.HarveyMuddCollegeAdelphiUniversityEasternWashingtonU.TowsonUniversityCollegeoftheHolyCrossGeorgiaMilitaryCollegeBeloitCollegeSt.Mark’sSchool,DallasOnJargonEditorYvesNievergeltDept.ofMathematicsEasternWashingtonUniv.Cheney,WA99004ynievergelt@ewu.eduReviewsEditorJamesM.CargalMathematicsDept.TroyUniversity—MontgomeryCampus231MontgomerySt.Montgomery,AL36104jmcargal@sprintmail.comChiefOperatingOf?cerLaurieW.Aragon?ProductionManagerGeorgeW.WardProductionEditorJoyceBarnesDistributionJohnTomicekGraphicDesignerDaivaChauhanSubscriptionRatesfor2009CalendarYear:Volume30InstitutionalWebMembership(WebOnly)InstitutionalWebMembershipsdonotprovideprintmaterials.Webmembershipsallowmemberstosearchouronlinecatalog,downloadCOMAPprintmaterials,andreproducethemforclassroomuse.(Domestic)#2930$467(OutsideU.S.)#2930$467InstitutionalMembership(PrintOnly)InstitutionalMembershipsreceiveprintcopiesofTheUMAPJournalquarterly,ourannualCDcollectionUMAPModules,ToolsforTeaching,andourorganizationalnewsletterConsortium.(Domestic)#2940$312(OutsideU.S.)#2941$351InstitutionalPlusMembership(PrintPlusWeb