MathématiquesPub Date : 2015-08-01DOI: 10.51257/a-v1-af486
G. Meurant
{"title":"Calcul de fonctions de matrices","authors":"G. Meurant","doi":"10.51257/a-v1-af486","DOIUrl":"https://doi.org/10.51257/a-v1-af486","url":null,"abstract":"","PeriodicalId":276511,"journal":{"name":"Mathématiques","volume":"125 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132728923","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
MathématiquesPub Date : 2015-08-01DOI: 10.51257/a-v1-af520
C. Bernardi, Y. Maday
{"title":"À la découverte des méthodes spectrales","authors":"C. Bernardi, Y. Maday","doi":"10.51257/a-v1-af520","DOIUrl":"https://doi.org/10.51257/a-v1-af520","url":null,"abstract":"Les methodes spectrales, en tant que technique de discretisation d’equations aux derivees partielles, ont ete introduites il y a pres d’un demi-siecle. La methode repose principalement sur l’emploi de bases associees a des polynomes orthogonaux. La discretisation d’une equation elliptique modele est ensuite expliquee, l’extension a des problemes plus realistes etant facile. Puis le traitement de geometries complexes est decrit, ainsi que l’extension a des equations instationnaires. Pour conclure, quelques remarques sur la mise en œuvre de tous ces problemes.","PeriodicalId":276511,"journal":{"name":"Mathématiques","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133367081","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
MathématiquesPub Date : 2015-08-01DOI: 10.51257/a-v1-af1441
J. LE ROUX
{"title":"La transformée de Fourier et ses applications (partie 2)","authors":"J. LE ROUX","doi":"10.51257/a-v1-af1441","DOIUrl":"https://doi.org/10.51257/a-v1-af1441","url":null,"abstract":"","PeriodicalId":276511,"journal":{"name":"Mathématiques","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125448481","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}