incapacityasprofessorofmathematicsatfudanuniversity。i'mwritingtorecommendmr.wanggesinotsyourphdprogramincomputerscience.ihaveknownmr.wangsincehissophomoreyearofcollegeandhaveactedashisthesisadvisorandmentor.inmyexperience?heisagiftedanddiligentstudent?andanadmirablyhardworker.
wangisanimpressivestudentbecausehehasbeenforcedtoovercomethesignificantchallengeofaseriousillnessduringhisfreshmanyear.whenifirstmetwanginmydiscretemathclass?hedidnotappeartobeanythingspecialtome.whilehisexamscoresweregood，theywerenotashighasiwouldnowexpectofhim.whatididn'tknowthenwasthatduetohisillness，wangwasattemptingtotakeallofthedifficultearlymathematicscoursesatonetime，includingdiscretemathematics，advancedmathematics，linearalgebra，andpossibilities.whilemoststudentsfoundpreparingforjustonesetoftheseexamsdifficult，wangwasoverwhelmedbyfourofthem.butintheend，heachievedanimpressivescoreonthefinalexam，whichmademeconsciousofhisunusualdeterminationhedemonstrateswhenconfrontingdifficultchallenges.
mr.wangandihaveoftentalkedaboutavarietyofmathematicsandcomputerscienceconceptsandproblems.duringthesediscussions，ialwaysfoundhimtobedelightfullyintelligent.notonlydoeshequicklyunderstandtheconceptsandproblemspresentedtohim，heisabletoanalyzetheseproblemsandpresentsolutions.butperhapsmostimportantisthatwang'sthinkingisintenselyrigorous.whenlookingatanyquestion，hecarefullyscrutinizesitandifhefindsanyuncertainissues，heclearsthemupimmediately.ibelievethiskindofthoughtisessentialtobecomeanexcellentcomputerprogrammer.
servingashisthesisadvisor，ihadafirst-handopportunitytoobservethewayinwhichwang'smindworks.inhissenorthesis，mr.wangmainlydiscussedtwochallengingquestionsinregardsto′ann′.inourbooksinchina，knowledgeofannanditsusesareveryrare.fewpeopleinchinahavestudiedthistopicandconsequently，thematerialsthatareavailableonannarelimited.workingonthisdifficultproject，notonlydidmr.wangrisetothechallenge，buthewentaboveandbeyondthecallofdutytoanalyzehissecondarysourcesandtestthemforaccuracyinpractice.inthisway?hefoundmistakesinthebookthatweuse.hisdiligenceandhardworkmademeextremelyproudofhim.mr.wangisanintelligent，motivated，andindustriousindividual.teachingandadvisinghimhasbeenadelightfulpleasure.iknowthatifgiventhechancetostudyabroadinamerica，hewillarmhimselftobecomeagreatprogrammerhedreamsofbeing.hehastheintelligenceandbackgroundtoachievethesegoals–nowallheneedsistheopportunity.iaskthatyoulookuponhisapplicationfavorablyandgranthimachancetostudyinyouruniversity.