Raghunath Sahai Vasudeva
Raghunath Sahai Vasudeva, Indian plant pathologist and mycologist (Sahiwal, Sargodha 06 February 1905 – Delhi 04 February 1987) Authored over 200 scientific papers Established the true cause of root-rot cotton and evolved simple and novel measures for its control With J. Sam Raj. A leaf curl disease of tomato. Phytopath. 38:364-9, 1948 With T.B. Lai. A mosaic disease of bottle gourd. Indian J. Agric. Sci. 13:182-91, 1943 HONORS Vasudevella Chona, Munjal & Bajaj 1957 (Fungi)
Prahlad Chunilal Vaidya
Prahlad Chunilal Vaidya, Indian physicist (Shahapur, Junagarh District, Gujarat State 23 March 1918 – Ahmedabad, Gujarat State 08 April 2010) Developed Vaidya metric or solution for a radiating star (1942) A generalized Kerr-Schild solution of Einstein’s equation (1973) With L.K. Patel presented a method of obtaining solutions of Einstein field equations (1999) INFLUENTIAL PAPERS The external field of a radiating star in general relativity. Curr. Science 12:183, 1943 The gravitational field of a radiating star. Proceed. Indian Acad. Sci. A 33:264, 1951 “Newtonian” time of general relativity. Nature 171 (4345):260, 1953 EPONYMY Vaidya blackhole Vaidya-Tikeker space-time metric (1982) Vaidya spacetime (1951) Vaidya region Vaidya horizons Vaidya matrix
Pedro Antonio Valdés Sosa
Pedro Antonio Valdés Sosa, Cuban neuroscientist (Chicago 12 March 1950 – Developed a computational theory and methodology for both EEG/MEG and MRI with contributions to multichannel EEG/MEG (1969-89) Developed the distributed electrophysiological source imaging CONTRIBUTIONS With J.J. Riera, K. Tanabe & R. Kawashima. A theoretical formulation of the electrophysiological inverse problem on the sphere. Phys. Med. Biol. 51(7):1737-58, 2006 With A. Galka & R. Biscay. Spatiotemporal Kalman filtering: a new approach for solving high-dimensional inverse problems (2003) With E. Martínez Montes, N.J. Trujillo-Barreto & L. Melie Garcia. Variable resolution electromagnetic tomography: a new type of inverse solution based on Bayesian formalism. Neuroimage 13(6):195, 2001 With J.L. Hernandez, R. Biscay, T. Virnes, S. Szava, J. Bosch, A. Riquenes & I. Clark. A global scale factor in brain topography. Intern. J. Neurosci. 76(3-4):267-78, 1994 With S. Gonzalez Andino, R. Grave de Peralta, J.C. Jimenez Sobrino, R. Biscay Lirio, R. Pascual-Marqui, E. Aubert Vazquez & J. Gamez. A new solution method for the electroencephalographic direct problem in realistic geometry. Intern. J. Neurosci. 49:247, 1989 With R. Biscay-Lirio & J.C. Jimenez Sobrino. Numeric solutions of integral equations using parametric approximation for the surfaces. Rev. CENIC 19(3):197, 1988 With R.D. Pascual-Marqui & A. Alvarez Amador. A parametric model for multichannel EEG spectra. Intern. J. Neurosci. 40 (1-2):89-99, 1988 With L. Romero. Un metodo para docimar la multinormalidad compleja. Control Cibern. Autom. 3:43, 1980 PATENTS With M. Sablon Carranzana, C. Rodríguez Tanty, A. Pereira Pintado, S. Rivera Marrero, R. Perez Pereira, R.A. López Barroso, A.I. Prats Capote, H. Velez Castro & C.S. Perez Martínez. New naphthalene derivatives obtaining procedures for Alzheimer’s disease in vivo diagnosis EPO (2017) With J. Riera, J. Bosch, F. Morales, E. Aubert & T. Virués. System and method for a tomography of the primary currents of brain and heart WO99/10816 (1998) With J. Riera, J. Bosch, F. Morales, E. Aubert & T. Virués. Mapas estadisticos tridimensionales del estado funcional cerebral mediante la tomografia electro y/o magnetica encefalografica (1997) With R. Biscay Lirio, R. Pascual-Marqui, L. Neira, L. Galán, J.C. Jimenez & J. Bosch. Method and system for the evaluation and visual display of abnormal electromagnetic physiological activity of the brain and the heart. US005282474A (1994) With J. Riera, J. Bosch, R. Biscay, S. Gonzalez, R. Grave de Peralta & R. Pascual. Method and system for the three dimensional tomography of activity and connectivity of brain and heart electromagnetic waves generators US5307807 (1994) HONOURS Award, World Intellectual Property Organization for Creativity and Inventions (2000)
Paulo Emilio Vanzolini
Paulo Emilio Vanzolini, Brazilian herpetologist (São Paulo 25 April 1924 – São Paulo 28 April 2013) DESCRIBED VALID REPTILIA TAXA Family Rhineuridae 1951 Genera Cercolophia 1992 Garthia 1965 with Donoso Barros Jepsibaena 1951 (Fossil) Loveridgea 1951 Species Amerotyphlops brongersmianus 1972 Amphisbaena amazonica 1951 Amphisbaena anaemariae 1997 Amphisbaena arenaria 1991 Amphisbaena bassleri 1951 Amphisbaena bedai 1991 Amphisbaena crisae 1997 Amphisbaena frontalis 1991 Amphisbaena hastata 1991 Amphisbaena hogei 1950 Amphisbaena ignatiana 1991 Amphisbaena kraoh 1971 Amphisbaena lumbricalis 1996 Amphisbaena miringoera 1971 Amphisbaena sanctaritae 1994 Amphisbaena talisiae 1995 Amphisbaena tragorrhectes 1971 Amphisbaena wiedi 1951 Anolis braziliensis 1970 with Williams Bachia scolecoides 1961 Cercolophia bahiana 1964 Coleodactylus septentrionalis 1980 Colobodactylus dalcyanus 1977 with Ramos Epictia borapeliotes 1966 Gymnodactylus guttulatus 1982 Gymnophthalmus leucomystax 1991 with Carvalho Hemidactylus agrius 1978 Lepidoblepharis heyeorum 1978 Liotyphlops schubarti 1948 Ogmophis pauperrimus 1952 (Fossil) Panopa carvalhoi 1948 with Rebouças-Spieker Peltosaurus floridanus 1952 (Fossil) Trachemys adiutrix 1995 Subspecies Amphisbaena fuliginosa wiedi 1951 Anolis nitens brasiliensis 1970 with Williams Pseudogonatodes guianensis amazonicus 1967 HONORS Vanzosaura Rodrigues 1991 (Reptilia) Vanzolegulus Hoffman 2002 (Diplopoda) Vanzoliniella Mello & Reis 1994 (Orthoptera)
Paulo Augusto Silva Veloso
Paulo Augusto Silva Veloso, Brazilian computer scientist and logician (Porto Alegre 18 April 1944 – With S.R. M. Veloso, P. Viana, R. Freitas, M. Benevides & C. Delgado introduced modal logical systems for the precise treatment of assertions involving some versions of vague notions (2010) With A.E.M. Carlini, M.A. Casanova & A.L. Furtado introduced a formalism to specify interactive storytelling genres in the context of digital entertainment (2010) With R. Freitas, S.R.M. Veloso & P. Viana gave a formal presentation of a logical system for graph relational calculus and proved that graph relational language has the same expressive power as a first-order positive fragment (2009) With S.R.M. Veloso & L.B. Vana introduced deductive systems for logics of generally (2008) With S.R.M. Veloso introduced a stepwise approach for computing symbolic diagrams (2008) With S.R.M. Veloso introduced the idea of functional interpretation for generally logics (2004) With S.R.M. Veloso showed ultrafilter logic can be faithfully embedded into coherent functions (2004) and compatible predicates (2005) With R. Freitas, J.P. Viana, M.R.F. Benevides & S.R.M. Veloso showed that the class of fork squares has a complete orthodox axiomatization in fork arrow logic (2003) With T.S.E. Maibaum & M.R. Sadler proved the basic results for abstract data types (2005) With S.R.M. Veloso introduced the ideas of special functions in logics for generally (2002) Established that ultrafilter logic has more expressive power than classical first-order logic (2000) Showed that every fork algebra of relations can be represented by a Cartesian one (1997) Established the independence of the fork axioms (1997) Showed that finite fork algebras are essentially Boolean algebras (1996) Gave a new, simpler proof of the modularization theorem for logical specifications (1993) With R.C.B. Martins, C.J. P. Lucena & D.D. Cowan presented a new programming method, the data transform programming method (1984) With A.M. Sette & W.A. Carnielli introduced new formal perspectives to the question of default reasoning based on the notion of ultrafilters
Paul Andries Van der Byl
Paul Andries Van der Byl (Bijl), South African mycologist and plant pathologist (Natvellei, Stellenbosch, Western Cape Province 25 May 1888 – Stellenbosch, Western Cape Province 25 July 1939) Authored some 60 publications Described at least 64 new fungal species specially plant parasitic fungi On a fungus, Ovulariopsis papayae n.sp. – which causes powdery mildew on the leaves of the pawpaw plant (Carica papaya Linn.). Trans. Roy. Soc. South Africa 9:187-9, 1921 A fungus, Gibellula haygarthis, spec. nov., on a spider of the family Lycosidae. Trans. Royal Soc. South Africa 10:149-50, 1922 HONORS Vanderbylia Reid 1973 (Fungi)