Hipólito da Costa visita a jovem democracia yankee

On a Problem of da Costa

The two main founders of paraconsistent logic, Stanis law Jaśkowski and Newton da Costa, built their systems on distinct grounds. Starting from different projects, they used different tools and ultimately designed quite different calculi to attend their needs. How successful were their enterprises? Here we discuss the problem of defining paraconsistent logics following the original instructions...

Spinocerebellar ataxia 36 (SCA36): «Costa da Morte ataxia».

INTRODUCTION-OBJECTIVE To describe the history of the discovery of SCA36 and review knowledge of this entity, which is currently the most prevalent hereditary ataxia in Galicia (Spain) owing to a founder effect. DEVELOPMENT SCA36 is an autosomal dominant hereditary ataxia with late onset and slow progression. It presents with cerebellar ataxia, sensorineural hearing loss, and discrete motor n...

Sam Harvey Yankee Surgeon—Philosopher

A Note on the Logic Car of Da Costa and Beziau

The paraconsistent system CAR ([2], [3]) is shown to be maximal in the family of all systems properly contained in the set of classical tautologies. A single adequate matrix for CAR is provided.

1 Bidding Strategies in Internet Yankee Auctions

A bidding strategy commonly observed in Internet auctions, though not frequently in live auctions, is that of “jump-bidding,” or entering a bid larger than necessary to be a current high bidder. In this paper, we argue that the cost associated with entering on-line bids and the uncertainty concerning bidding competition -both of which distinguish Internet from live auctions -can explain this ph...