简介:《中学数学教学参考》(中旬)2012年第9期巩淼海老师的《探寻一道错题的错误根源》一文,探索证明了“直角三角形的两直角边的和不大于斜边的√2倍”,文中提供了两种证法,在此基础上,笔者对此问题作了进一步探究.
简介:Intwopreviouspaperspublishedintheprecedingvolumesofthisjournal,differentaspectsoftheuseofforeigncourtsbyGreekcitiesintheHellenisticPeriodhavebeenstudied.InJAC7,anattemptwasmadetosettheroleofforeigncourtsagainstthewiderbackgroundofthedevelopmentofpoliticalinstitutionsandpracticesinthecourseoftheHellenisticperiod.InJAC8theuseofforeignjudgesbySeleucidsubjectcitieswasreconsideredinthelightoftherevisionofanimportantinscriptionfromPriene.Inthisthirdpaper,theevolutionoftheuseofforeigncourtsbyGreekcitiesinthecourseofthethirdcenturywillbeconsideredinformaltermsthroughtheanalysisofanotableseriesofinscriptionsfromtheislandofKalymnaintheDodecannesegroup,locatedoffthesouth-westcoastofAsiaMinor.InhisCorpusofinscriptionsfromKalymna(TC),M.Segrecollected,inadditiontotherecordofaKnidianarbitrationbetweenKalymnaanditsKoanprivatecreditors(TC79),fiveinscr