Primary tumours of the heart are rare, and most of those reported in the literature have been histopathological observations from the postmortem table. It is to be expected that in future cardiac tumours will be diagnosed more frequently during the patient's life and before operation, thanks to diagnostic improvements in cardiology and radiography. It is equally to be expected that the number o...

Dextran is one of the by-products of sour-storage rot of sugar cane (Egan, 1971). The presence of dextran in cane juice entering the mill has many deleterious effects on raw sugar processing and quality (Foster, 1969a,b; Henderson, 1971; Foster and Wright, 1969; Leonard and Richards, 1969). Hence, the removal of the polysaccharide from juice may alleviate these effects. Physico-chemical methods...

O presente artigo tem como objetivo investigar processos de raciocínio matemático desenvolvidos por um trio alunos do 7.º ano Ensino Fundamental uma escola privada da cidade Maringá, no estado Paraná, ao resolverem problemas, apoiado na Metodologia Ensino-Aprendizagem-Avaliação Matemática através Resolução Problemas. A partir referencial teórico adotado, busca-se definir o que é Raciocínio Mate...

The UK construction industry at its best is excellent. Nonetheless there is a deep concern that the industry as a whole is underachieving. Problems such as low and unreliable profitability, a lack of research and development, a shortage of skills, usage of tender price evaluations, and a fragmented industry structure, are widely recognised by the industry. These problems must be tackled in orde...