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- CruinniĂș Mullaigh DĂfhaisnĂ©ise Cambridge-NYC, 2025
Is fĂ©idir le faisnĂ©is ghlan fĂĄlĂș i gcoinne iarmhairtĂ tubaisteacha domhanda. Is fĂ©idir le hionaclĂș in aghaidh dĂfhaisnĂ©ise (Sander van der Linden) cuidiĂș leis an bpobal gnĂomhaireacht a choinneĂĄil faoi dhĂĄlaĂ faireachais ina bhfuil cuntasacht (agus an bonneagar a bhraitheann air) i mbaol. Go raibh maith agat Alan Jagolinzer & Cambridge Disinformation Summit.
- BunĂșs Riail LâHĂŽpital
Rugadh Guillaume-François-Antoine Marquis de lâHĂŽpital, Marquis de Sainte-Mesme, Comte dâEntremont et Seigneur dâOuques-la-Chaise, ar a dtugtaĂ Guillaume LâHĂŽpital go coitianta, i 1661 i bPĂĄras do theaghlach le oidhreacht mhĂleata chumhachtach. Mar sin fĂ©in, i gcoinne mianta a mhuintire agus an dearcadh forleathan ar uaisle sa Fhrainc, bhĂ sĂ© paiseanta sa mhatamaitic Ăł aois Ăłg. Le linn a sheirbhĂs mhĂleata, lig sĂ© air a scĂth a ligean ina phuball agus ina ionad sin rinne sĂ© staidĂ©ar ar an gcĂ©imseata. ScrĂobh Bernard de Fontenelle mar gheall air agus Ă© ag moladh LâHĂŽpital: NĂ mĂłr a admhĂĄil go bhfuil nĂĄisiĂșn na Fraince, cĂ© go bhfuil sĂ© chomh mĂșinte le nĂĄisiĂșn ar bith eile, fĂłs sa chineĂĄl sin barbarachais trĂna n-ionadh an bhfuil na heolaĂochtaĂ, tĂłgtha go pointe ĂĄirithe, ar neamhrĂ©ir le huaisleacht, agus an bhfuil sĂ© nĂos uaisle gan aon nĂ a fhios. ⊠Chonaic mĂ© go pearsanta cuid acu siĂșd a bhĂ ag fĂłnamh ag an am cĂ©anna, agus an-iontas orthu go raibh fear a raibh cĂłnaĂ air mar iad ar dhuine de na matamaiticeoirĂ is mĂł le rĂĄ san Eoraip. DâfhĂĄg LâHĂŽpital arm na Fraince mar gheall ar lagĂș radhairc, cĂ© go raibh rĂĄflaĂ ann nach raibh uaidh ach dul sa tĂłir ar an matamaitic go lĂĄnaimseartha. Anois ceithre cinn is fiche, dâfhreastail sĂ© ar Phobal an Aireagail i gciorcal Nicolas Malebranche (grĂșpa a bhailĂonn le haghaidh dĂospĂłireachta agus comhaltais,) a raibh go leor de na matamaiticeoirĂ agus eolaithe is mĂł le rĂĄ i bPĂĄras ina gcĂłnaĂ ann. Bhuail sĂ© le Johann Bernoulli, an dearthĂĄir nĂos Ăłige agus nĂos measa le Jakob Bernoulli, a mhĂșin Leibniz ina Ăłige agus a measadh mar genius matamaitice cheana fĂ©in. Ba Ă© LâHĂŽpital an mac lĂ©inn ba dhĂograisĂ a bhĂ ag Bernoulli agus ba ghearr gur Ăoc sĂ© Ă© chun teagasc prĂobhĂĄideach a thabhairt dĂł, ina ionad sin. Chuir LâHĂŽpital rĂ©iteach faidhbe isteach Ăłn gcĂșrsa a thug Bernoulli do Christiaan Huygens dĂł gan a rĂĄ nĂĄr leis fĂ©in Ă©. Ar ndĂłigh, gan aon fhianaise dĂĄ mhalairt, ghlac Huygens leis gurbh Ă© LâHĂŽpital a rinne Ă©. BhĂ fearg ar Bernoulli agus bhris sĂ© a chomhfhreagras litreach go minic le LâHĂŽpital ar feadh sĂ© mhĂ â ach bhris sĂ© a chiĂșnas nuair a dâiarr LâHĂŽpital air le haghaidh tuilleadh âfionnachtanaâ ar choimeĂĄdĂĄn trĂ chĂ©ad punt (agus ag mĂ©adĂș). D'iarr sĂ© ar a theagascĂłir cearta eisiacha a thabhairt dĂł maidir lena chuid cinn agus lĂ©achtaĂ. Dâfhreagair Bernoulli go tapa nach bhfoilseodh sĂ© aon rud arĂs ina shaol dĂĄ mba mhian le LâHĂŽpital. Ag tarraingt ar fhionnachtana Bernoulli agus nĂłtaĂ Ăłna lĂ©achtaĂ, dâfhoilsigh LâHĂŽpital an chĂ©ad tĂ©acsleabhar calcalais: Analyse de infiniment petits pour lâintelligence des lignes courbes (AnailĂs ar ChainnĂochtaĂ Beag Neamhtheoranta chun Cuair a Thuiscint.) Inti, tugann sĂ© breac-chuntas ar an gcaoi le measĂșnĂș a dhĂ©anamh ar theorainneacha eile nach bhfuil cinnte. 1. Deonaigh go bhfĂ©adfar dhĂĄ chainnĂocht a bhfuil a difrĂocht ina gcainnĂocht gan teorainn an-bheag a ghlacadh (nĂł a ĂșsĂĄid) go hindĂreach dĂĄ chĂ©ile; nĂł (arb Ă© an rud cĂ©anna Ă©) go bhfĂ©adfar a mheas go bhfanann cainnĂocht nach n-ardaĂtear nĂł nach laghdaĂtear ach mĂ©id atĂĄ gan teorainn bheag. 2. Deonaigh go bhfĂ©adfar fĂ©achaint ar chuar mar chĂłimeĂĄil de lĂon gan teorainn de lĂnte dĂreacha beaga gan teorainn; nĂł (arb Ă© an rud cĂ©anna Ă©) mar pholagĂĄn de lĂon gan teorainn sleasa, gach ceann acu gan teorainn bheag, a chinneann cuaire an chuair de rĂ©ir na n-uillinneacha a dhĂ©anann siad dĂĄ chĂ©ile. CĂ© nach gcuirtear i lĂĄthair Ă© chomh foirmiĂșil agus atĂĄ i tĂ©acsleabhair calcalais chomhaimseartha, mar atĂĄ i Roinn 4.4 de Cacalcalas Stewart: Early Transcendentals, a chuireann sĂos ar: mar riail LâHĂŽpital (luaite sa leabhar mar LâHospital,) tĂĄ a rĂĄiteas bunaidh agus atriallta nua-aimseartha comhionann go coincheapĂșil. Nuair a labhraĂonn LâHĂŽpital faoi dhifrĂochtaĂ gan teorainn an-bheag, tĂĄ sĂ© seo cosĂșil le lĂ©iriĂș teorainneacha. LĂ©irĂonn an smaoineamh âlĂnte dĂreacha beaga gan teorainnâ an tuiscint gheoimĂ©adrach ar dhifreĂĄil agus is sinsear Ă© dĂĄr gcoincheap dĂorthach reatha. Ar an iomlĂĄn, mar atĂĄ i Roinn 4.4., deir bun-teoirim LâHĂŽpital gur fĂ©idir foirmeacha Ă©iginnte a rĂ©iteach trĂ rĂĄta athraithe na bhfeidhmeanna a fhĂĄil. MaĂonn comhbhĂĄ le Johann Bernoulli gur cuireadh iallach air cloĂ le huacht na n-uaisle. In ainneoin comhaontĂș tosaigh Bernoulli as Ă©adĂłchas airgeadais, lean an socrĂș ar aghaidh i bhfad isteach ina ollĂșnacht rathĂșil ag Groningen. MhaĂgh Bernoulli nach raibh leabhar LâHĂŽpital âgo bunĂșsach aigeâ ach amhĂĄin tar Ă©is bhĂĄs a iar-mhac lĂ©inn. Ag an bpointe sin, bhĂ cĂĄil Bernoulli murky tar Ă©is sraitheanna iomadĂșla lena dhearthĂĄir nĂos sine. Ag an am, bhĂ sĂ© ina chaighdeĂĄn dâuaisle Ăoc as seirbhĂsĂ Ăł ghairmithe ardchumhachta amhail polaiteoirĂ agus dlĂodĂłirĂ, agus mheas go leor daoine ar LâHĂŽpital mar matamaiticeoir inniĂșil ina cheart fĂ©in. Pointe luath amhrais amhĂĄin maidir le hionracas shaothar LâHĂŽpital ba ea an rĂ©iteach a bhĂ aige ar an bhfadhb brachistochrone (a chuir Johann Bernoulli i 1696, fadhb a bhain le cuar an tsliocht is gasta): Fadhb Nua a dtugtar cuireadh do MhatamaiticeoirĂ a RĂ©iteach: MĂĄ thugtar dhĂĄ phointe A agus B i bplĂĄna ceartingearach, an cosĂĄn AMB a shannadh do chĂĄithnĂn soghluaiste M a thĂ©ann sĂ©, agus Ă© ag ĂsliĂș faoina mheĂĄchan fĂ©in, Ăłn bpointe A go dtĂ an pointe B san am is giorra. Tugadh le tuiscint nĂĄrbh Ă© freagra LâHĂŽpital ar an gceist a fhreagra fĂ©in, freagra a mhĂșinteora Bernoulli fĂ©in is dĂłcha. I ndeireadh na dĂĄla, bhĂ LâHĂŽpital oilte ar theagasc Johann Bernoulli a shintĂ©isiĂș agus dâfhoilsigh sĂ© opus riachtanach i rĂ©imse an chailcalais a bhĂ ag forbairt go tapa, rud a dâfhĂĄg go raibh rochtain ag lucht fĂ©achana ollmhĂłr ar fhorbairtĂ. Mar sin fĂ©in, nĂ shĂĄsĂłdh a shaothar na caighdeĂĄin reatha maidir le hionracas acadĂșil, agus dâfhĂ©adfaĂ a rĂĄ gur bhain sĂ© mĂ-ĂșsĂĄid as a staid airgeadais le bheith ina dhuine cĂĄiliĂșil acadĂșil sa Fhrainc sa seachtĂș haois dĂ©ag gan fĂor-nuĂĄlaĂocht a chomhghleacaithe. References âActa Eruditorum. 1696.â Internet Archive , Lipsiae : Apud J. Grossium et J.F. Gletitschium, 1 Jan. 1696, archive.org/details/s1id13206630 . Katz, Victor J. A History of Mathematics . 3rd ed., Pearson Education Limited, 2014. LâHospital, Guillaume François Antoine De, and M. Varignon. Analyse Des Infiniments Pettits, Pour lâintelligence Des Lignes Courbes . ALL-EÌditions, 1988. OâConnor, J J, and E F Robertson. âGuillaume François Antoine Marquis de LâHĂŽpital.â Maths History , University of St. Andrews School of Mathematics and Statistics, Dec. 2008, mathshistory.st-andrews.ac.uk/Biographies/De_LHopital/ . Stewart, James. Calculus: Early Transcendentals . Vol. 8.
- Bombay tilts sĂos
Bombay Tilts Down, 2022, timpeallacht lĂșbtha 13 nĂłimĂ©ad 14 soicind seacht gcainĂ©al le dhĂĄ fhuaimrian ailtĂ©arnach. ScannĂĄnĂș le ceamara CCTV Ăł shuĂomh aon-phointe ar fhoirgneamh 36-urlĂĄr i lĂĄr Mumbai. TĂĄ an tsuiteĂĄil iontach seo ar oscailt do chuairteoirĂ Ăł 20 Feabhra ag MĂșsaem na Nua-EalaĂne mar chuid de "FĂs Tar Ă©is FĂse: MeĂĄin ChriticiĂșil CAMP." Beidh an taispeĂĄntas, ag ceiliĂșradh CAMP stiĂșideo fĂse Mumbai agus a dhĂĄ scĂłr bliain de thĂĄirgeadh cruthaitheach, fĂłs ar taispeĂĄint (ar UrlĂĄr 3) go dtĂ 20 IĂșil. @bombaytiltsdown ; @stuartcomer ; @rattanamol ; @taboadanumberthree ; @bamboy_music ; CAMP Studio (Shaina Anand, Ashok Sukumaran, and Sanjay Bhangar)


