{"id":"https://openalex.org/W38644525","doi":null,"title":"Etude th\u00e9orique et num\u00e9rique d'\u00e9quations quasi-lin\u00e9aires scalaires \u00e0 coefficients discontinus et acoustique lin\u00e9aire 2D","display_name":"Etude th\u00e9orique et num\u00e9rique d'\u00e9quations quasi-lin\u00e9aires scalaires \u00e0 coefficients discontinus et acoustique lin\u00e9aire 2D","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W38644525","mag":"38644525"},"language":"fr","primary_location":{"id":"mag:38644525","doi":null,"is_oa":false,"landing_page_url":"http://www.theses.fr/1997LYO10381","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5040056713","display_name":"Lakhdar Remaki","orcid":"https://orcid.org/0000-0002-9604-2250","observed_orcids":["https://orcid.org/0000-0002-9604-2250"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Lakhdar Remaki","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-9604-2250","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5040056713"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10173","display_name":"Computational Fluid Dynamics and Aerodynamics","score":0.8339999914169312,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10173","display_name":"Computational Fluid Dynamics and Aerodynamics","score":0.8339999914169312,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12727","display_name":"Singular Perturbation, Asymptotics and Difference Schemes","score":0.04800000041723251,"subfield":{"id":"https://openalex.org/subfields/2612","display_name":"Numerical Analysis"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12589","display_name":"Differential Equations and Boundary Problems","score":0.022199999541044235,"subfield":{"id":"https://openalex.org/subfields/2604","display_name":"Applied Mathematics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/discontinuous-coefficients","display_name":"discontinuous coefficients","score":0.9919999837875366},{"id":"https://openalex.org/keywords/riemann-problem","display_name":"Riemann problem","score":0.7870000004768372},{"id":"https://openalex.org/keywords/godunov-type-schemes","display_name":"Godunov-type schemes","score":0.8140000104904175},{"id":"https://openalex.org/keywords/viscosity-method","display_name":"viscosity method","score":0.3889999985694885},{"id":"https://openalex.org/keywords/uniqueness-of-solutions","display_name":"uniqueness of solutions","score":0.7799999713897705},{"id":"https://openalex.org/keywords/linear-acoustics","display_name":"linear acoustics","score":0.6039999723434448},{"id":"https://openalex.org/keywords/acoustic-scattering","display_name":"acoustic scattering","score":0.4440000057220459}],"concepts":[{"id":"https://openalex.org/C15708023","wikidata":"https://www.wikidata.org/wiki/Q80083","display_name":"Humanities","level":1,"score":0.8127497434616089},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.6549630761146545},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.398226797580719}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:38644525","doi":null,"is_oa":false,"landing_page_url":"http://www.theses.fr/1997LYO10381","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":64,"referenced_works":["https://openalex.org/W1564028006","https://openalex.org/W1602702667","https://openalex.org/W1966327575","https://openalex.org/W2004736132","https://openalex.org/W2016914965","https://openalex.org/W2020589708","https://openalex.org/W2021767591","https://openalex.org/W2021926309","https://openalex.org/W2029589437","https://openalex.org/W2033379465","https://openalex.org/W2035479247","https://openalex.org/W2042207784","https://openalex.org/W2066976129","https://openalex.org/W2072303535","https://openalex.org/W2075197583","https://openalex.org/W2075547909","https://openalex.org/W2089295733","https://openalex.org/W2105594404","https://openalex.org/W2121637463","https://openalex.org/W2128102859","https://openalex.org/W2144008459","https://openalex.org/W2145908472","https://openalex.org/W2155867477","https://openalex.org/W2159675211","https://openalex.org/W2159707944","https://openalex.org/W2163043242","https://openalex.org/W2169456326","https://openalex.org/W2171815113","https://openalex.org/W2233807436","https://openalex.org/W2323488957","https://openalex.org/W2340052790","https://openalex.org/W2347012456","https://openalex.org/W2362741529","https://openalex.org/W2512619582","https://openalex.org/W2593968311","https://openalex.org/W2777157326","https://openalex.org/W2794480084","https://openalex.org/W2794986280","https://openalex.org/W2795687816","https://openalex.org/W2801527818","https://openalex.org/W2803653486","https://openalex.org/W2887326710","https://openalex.org/W2889859239","https://openalex.org/W2892550000","https://openalex.org/W2906213364","https://openalex.org/W2910712540","https://openalex.org/W2911253006","https://openalex.org/W2951538476","https://openalex.org/W2966520849","https://openalex.org/W2968690185","https://openalex.org/W2969707970","https://openalex.org/W2972278117","https://openalex.org/W2984472267","https://openalex.org/W3016192703","https://openalex.org/W3025169463","https://openalex.org/W3112976705","https://openalex.org/W3132661792","https://openalex.org/W3162676055","https://openalex.org/W3164692211","https://openalex.org/W3194509722","https://openalex.org/W3209744789","https://openalex.org/W3215596355","https://openalex.org/W6681698864","https://openalex.org/W6745634646"],"related_works":["https://openalex.org/W895304093","https://openalex.org/W2181758194","https://openalex.org/W1482427669","https://openalex.org/W1682769446","https://openalex.org/W2769368547","https://openalex.org/W65596090","https://openalex.org/W7097175087","https://openalex.org/W7011587484","https://openalex.org/W647102124","https://openalex.org/W94059692"],"abstract_inverted_index":{"Cette":[0],"these":[1],"se":[2],"divise":[3],"en":[4,111,145,157,261],"deux":[5],"parties.":[6],"La":[7,32,70,187],"premiere":[8,71],"plutot":[9],"theorique":[10,76,167],"constitue":[11],"un":[12,17,116,147,215],"debut":[13],"de":[14,42,59,64,104,128,131,142,149,153,162,181,193,210,229,267,269],"reponse":[15],"a":[16,38,115,243],"probleme":[18,141],"pose":[19],"par":[20,121,175,214,249],"a.":[21],"Y.":[22],"Le":[23,94],"roux":[24],"(bordeaux)":[25],"provenant":[26],"du":[27,234],"c.":[28],"E.":[29,68],"A.":[30],"Bordeaux.":[31],"seconde":[33,188],"partie":[34,72,189],"est":[35,73,89,98,168,185,204,241],"une":[36,74,90,122,172,201],"suite":[37],"des":[39,57,79,160],"theses":[40,192],"precedentes":[41],"lyon":[43],"i":[44],"(chadli,":[45],"melliani)":[46],"pour":[47,55,206,237],"la":[48,65,102,108,132,179,208,211,232,246],"mise":[49],"au":[50],"point":[51],"d'un":[52],"schema":[53,148],"numerique":[54,78],"traiter":[56],"problemes":[58],"diffusion":[60,212,247],"acoustique":[61,213,248],"sur":[62],"demande":[63],"d.":[66],"R.":[67],"T.":[69],"etude":[75,166],"et":[77,130,144,177,195,231,236,273],"equations":[80],"scalaires.":[81],"U#t":[82],"+":[83],"a(x,t)(f(u))#x":[84],"=":[85],"0,":[86],"ou":[87],"a(x,t)":[88,96,105,184],"fonction":[91],"donnee":[92],"discontinue.":[93],"cas":[95],"constante":[97],"bien":[99],"connu":[100],";":[101,110],"discontinuite":[103],"change":[106],"completement":[107],"situation":[109],"particulier":[112],"il":[113],"y":[114],"fort":[117],"manque":[118],"d'unicite":[119],"resolu":[120],"liaison":[123],"microscopique":[124],"entre":[125],"les":[126,191,227,264],"discontinuites":[127],"a(x,0)":[129],"condition":[133],"initiale":[134],"u#0(x).":[135],"Ainsi":[136],"on":[137,223],"peut":[138],"resoudre":[139],"le":[140],"riemann":[143],"tirer":[146],"type":[150,163],"godunov":[151],"donnant":[152],"tres":[154],"bons":[155],"resultats":[156,258,265],"accord":[158,262],"avec":[159,263],"schemas":[161],"viscosite.":[164],"Une":[165],"aussi":[169],"faite":[170],"generalisant":[171],"methode":[173],"publiee":[174],"colombeau-herbig":[176],"redonnant":[178],"solution":[180],"kruskhov":[182],"si":[183,222],"constante.":[186],"prolonge":[190],"chadli":[194],"melliani":[196],"(lyon":[197],"i).":[198],"Leur":[199],"schema,":[200],"fois":[202],"modifie,":[203],"teste":[205],"rechercher":[207],"variation":[209],"diedre":[216],"solide":[217,235],"elastique":[218],"plonge":[219],"dans":[220,255],"l'eau":[221],"fait":[224,244],"varier":[225],"(faiblement)":[226],"coefficients":[228],"lame":[230],"densite":[233],"etudier":[238],"(ce":[239],"qui":[240],"tout":[242],"nouveau)":[245],"l'extremite":[250],"d'une":[251],"plaque":[252],"mince":[253],"plongee":[254],"l'eau.":[256],"Les":[257],"numeriques":[259],"sont":[260],"experimentaux":[266],"m":[268],"billy":[270],"(paris":[271],"v":[272],"vi).":[274]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
