Manuel Ferreira da Camara
Manuel Ferreira da Câmara Bittencourt Aguiar e Sá, Brazilian mining expert (Santo Antonio de Itacambira Parish, Minas Novas do Araçuaí District, Minas Gerais State 26 April 1764 – Bahia State 13 December 1835) ACHIEVEMENTS Showed the volcanic feature of obsidian Sobre o comportamento da obsidiana sob o tubo de sopro. Bergmanniches J. 6(1):280-5, 1794 (in French) Carta do Sr Da Camara de Bethencourt ao Sr Hawkins acerca de alguns experimentos com obsidiana. Bergmanniches J. 6(2):239-49, 1794 (in French) Introduced improvements in diamond mining industry Presented a new process of iron foundry Memorias sobre as minas de chumbo e prata e sobre a fundição do ferro por meio de diminuta porção de combustível e por um processo novo (written in French; published in Germany) Imagined an improved Stamp mill Modified mining pumps Memória de Observações Físico-Economicas acerca da extração do ouro do Brasil (1789) SOME BIBLIOGRAPHY Memória sobre os meios de obter o cobre necessário à cunhagem das moedas destinadas aos nossos estabelecimentos americanos e, particularmente para a projetada permuta de todo ouro em pó por moeda corrente (1799) Nota sobre a extração das minas do Principado da Transilvânia escrita em Zalathna aos cinco dias do mês de março de 1796 Observações feitas por ordem da Real Academia de Lisboa acerca do carvão de pedra que se encontra na Freguesia da Carvoeira (1790) Ensaio de Descrição Física e Econômica da Comarca dos Ilhéus na América (1789) MEMBERSHIP Royal Academy of Sciences, Stockholm Natural History Academy of Edinburgh, Scotland HONORS Camaraea A. Saint-Hilaire 1823 (Malpighiaceae)
Manoel Amoroso Costa
Manoel Amoroso Costa, Brazilian mathematician and engineer (Rio de Janeiro 13 January 1885 – Rio de Janeiro 03 December 1928) ACHIEVEMENTS Showed that notion of mass center of universe can’t be extended to an infinite Newtonian universe A propos d’ une note de M. Borel. Comptes Rendus Acad. Sci. Paris 175(24):1190-1, 1922. One of the first to systematize the Non-archimedean geometries in the world Presented entitled work “L’univers infini-Quelques aspects du problème cosmologique” in Collége de France (1928). Performed interesting studies about Non-Archimedean Geometries that were displayed in one course in Université de Paris called “Les Géométries non-archimédiennes” (1928). Proposed a simple solution for using catenary in measurement of geodesic basis. It was reproduced in the book La Mesure Rapide des Bases Geodesiques (1917) With O. Novaes. Um problema sobre a catenária. Rev. Did. Esc. Poli. Rio de Janeiro. 8:9-16, 1916 Adapted the Zinger method to determination of North-South line Determinação do azimuth por alturas iguais de duas estrelas. Rev. Did. Esc. Polit. 11:17, 1917 Proposed a theory about integrating spheres Theoria dos integradores das esferas. Rev. Did. Esc. Polit. 12:69-73, 1918 Generalized the notion of frequency of oscillation amplitude using a novel integral Obtained a theorem about summability of series Derived a definite integral for the sum of a divergent series without exponential functions Sobre alguns pontos da theoria das series divergentes. Rev. Sci. 1:24-8, 1920 / Rev. Did. Esc. Polit. 18:97-100, 1919 Demonstração de um theorema. Rev. Did. Esc. Poli. Rio de Janeiro. 15:87-9, 1919 Generalized the notion of frequency from an accumulation element SOME BIBLIOGRAPHY Sobre a formação das estrelas duplas (1913) Nota sobre a série de Taylor. Rev. Did. Esc. Poli. Rio de Janeiro. 9:17-8, 1916 Sobre um theorema de cálculo integral. Rev. Soc. Bras. Sciencias 2:65-7, 1918 Demonstração de um theorema de De Moivre. Rev. Did. Esc. Poli. Rio de Janeiro. 15:87-9, 1919 Refração através de superfícies esféricas. Rev. Did. Esc. Polit. 19:11-34, 1920 A evidência em matemática (1920) A filosofia da matemática de Poincaré (1920) Nota sobre a teoria dos instrumentos astronômicos. Rev. Did. Esc. Polit. 30:41-66, 1926 Densidade média. Centro de gravidade e gravitação newtoniana em um universo total de massa infinita. Anais acad. Bras. Ciencias 1(2):51-71, 1929 Idéias e fundamentos da matemática (1929)
Manfredo Perdigão do Carmo
Manfredo Perdigão do Carmo, Brazilian geometer (Maceió 15 August 1928 – Rio de Janeiro 30 April 2018) Published more than 60 scientific papers in top-quality reviews (2 of them in Annals of Mathematics) Published Differential geometry of curves and surfaces in English (1976), translated into Spanish, German and Chinese languages and used worldwide. ACHIEVEMENTS Introduced the concept of weak stability with Barbosa and Eschenburg (1988) Obtained a condition in order to Mn compact variety from Euclidean space Rn+p be included in Rn+1 published in Archiv der Mathematik with wide recognition With M.F. Elbert proposed the notion of finite total curvature for a complete hypersurface of the euclidean space with vanishing scalar curvature Proposed that given a complete surface with non-null constant mean curvature its Gaussian image contains a maximal circle of sphere (1981) With N. Wallach described the moduli space as a convex set with stratified boundary (1969-71) With F. Warner proved that a compact surface in S3 whose extrinsic curvature is non-negative is an embedded sphere (1970) With J.L. Barbosa proved that an orientable minimal surface in R3 whose Gaussian image has area less than 2 π is stable (1976) With Peng proved that a complete, orientable and stable minimal surface in R3 is a plane or Do Carmo-Peng-Schoen theorem (1979) With M. Dajczer & F. Mercuri classified conformally flat hypersurfaces in space forms of dimension greater than or equal to five known as conformal surgery (1985) With H. Alencar & A.G. Colares proved that a constant scalar curvature compact hypersurface of a space form is a geodesic sphere (1993) With H. Alencar & W. Santos proved a gap theorem for compact hypersurfaces of scalar curvature one in spheres (2002) HONORS Invited Lecturer to International Congress of Mathematicians, Finland, 1978 TWAS Prize in Mathematics (1992) EPONYMY Alencar-do Carmo theorem do Carmo surface Barbosa-do Carmo theorem Chern-do Carmo-Kobayashi conjecture (1970) Chern-do Carmo-Kobayashi rigidity theorem (1970) Do Carmo-Dajczer surfaces do Carmo-Wallach classification do Carmo-Wallach theorem do Carmo-Zhou theorem (1999) do Carmo-Peng theorem (1979) do Carmo-Warner theorem Do Carmo-Fernandez theorem
Luiz Heraldo Camara Lopes
Luiz Heraldo da Camara Lopes dos Anjos, Brazilian chest surgeon (São Paulo 09 January 1919 or 19 January 1911 –São Paulo 01 December 1973) Standardized the radiological study of oesophagus Started the in vivo studies of oesophagic motility Developed a surgical technique for the treatment of advanced megaesophagus with subtotal esophagectomy and cervical esophagogastroplasty by retrosternal tunnelization or Camara Lopes operation later modified by Ferreira Santos Transposição retroesternal do estômago para anastomose esofagogástrica cervical, após esofagectomia subtotal (1955) Esofagoplastia com estômago por tunelização retrosternal. Rev. Paul. Med. 53:149, 1958 With H. T. Toledo. Nova via de acesso para o tratamento da varicocele Câncer do esôfago: padronização técnica para os vários níveis de localização tumoral (1960) Esofagectomia e gastrectomia subtotais no tratamento do câncer do esôfago terminal e do polo superior do estômago. Técnica pessoal. Considerações em torno do caso operado (1960) SOME BIBLIOGRAPHY Carcinoma of the esophagus as a complication of megaesophagus: an analysis of seven cases. Amer. J. Dig. Dis. 6:742-56, 1961 With R. Ferreira Santos. Indicação seletiva do processo de Heller, da ressecção parcial e da ressecção subtotal do esôfago no tratamento cirúrgico do megaesôfago. Rev. Paul. Med. 52:269-75, 1958 The intrathoracic use of the large bowel after total esophagectomy for cancer. J. Thor. Surg. 25:205-14, 1953 HONOURS Invited to head the group of gastrointestinal surgery in South California University at San Diego
Luiz Felipe Coelho
Luiz Felipe Coelho da Silva, Brazilian naval architect (1941 – With R. Castro Santos, L.M. Portela et al. built the first modern ship entirely designed in the country without any foreign assistance or project (1971) Developed technology for ship building design on computers With C.A. Monteath. Sistema P4: uma possibilidade de aplicação do computador a um sistema integrado de anteprojeto e orçamento de navios (1972) Developed CAD-CAM systems for oxycutting steel processing with numerical control in naval projects (1976)
Luis Humberto Camacho
Luis Humberto Camacho Morales, Colombian plant breeder (Velez, Santander 23 July 1928 – DEVELOPED SOYBEAN VARIETIES Diacol Nima with S.H. Orozco & C. Cardona (1959) Diacol Calima com Orozco & Cardona (1964) ICA Bunsi with Orozco, G. Bastidas & F. Londoño (1968) ICA Pijao with Orozco, Bastidas, L. Buitrago, E. Guzmán & O. Agudelo (1974)