We analyze adaptation processes responsible for eliciting and alleviating flicker response suppression, which is a class of phenomena characterized by the selective reduction of visual response toâ€¦ (More)

In 1659, John Pell and Johann Rahn wrote a text which explained how to find all integer solutions to the quadratic equation u2 âˆ’ d v2 = 1. In 1909, Axel Thue showed that the cubic equation u3 âˆ’ d v3â€¦ (More)

In 1657, French lawyer and amateur mathematician Pierre de Fermat became interested in positive integer solutions u and v to the equation u âˆ’ 61 v = 1. He posed a sadistic challenge to establishedâ€¦ (More)