SILVA, A. M.; http://lattes.cnpq.br/6890196308115984; SILVA, Areli Mesquita da. (BrasilCentro de Ciências e Tecnologia - CCTPÓS-GRADUAÇÃO EM MATEMÁTICAUFCGUniversidade Federal de Campina Grande, 2007-07)
Time series involving angular data appear in many diverse areas of scientific
knowledge. For example, in the drilling of a directional oil well, the displacement of
the drill, along the path of the well, can be considered ...