Orador: Álvaro de la Cruz-Dombriz (Astrophysics, Cosmology and Gravity Centre (ACGC), University of Cape Town). Data, hora e local: 17 de Novembro de 2015, às 11h30m na sala de reuniões do Departamento de Matemática. Resumo: Modified gravity has attracted much attention over the last few years and remains a competitive candidate for dark energy. In…