Uno lettre inédite do Campanella

L'esperienza di uno specializzando

Located in the central plateau area of Tanzania in East Africa, St Gaspar’s Hospital was founded in 1968 by the Society of the Precious Blood Catholic Missionaries. Elevated to referral hospital at a regional level, with an approved capacity of 320 beds, it provides residential consultancy services in general medicine, surgery, obstetrics, gynecology and pediatrics for more than 100,000 people....

The complexity of UNO

This paper investigates the popular card game UNOR © from the viewpoint of algorithmic combinatorial game theory. We define simple and concise mathematical models for the game, including both cooperative and uncooperative versions, and analyze their computational complexity. In particular, we prove that even a single-player version of UNO is NP-complete, although some restricted cases are in P....

Éditorial: Lettre ouverte, pieds mouillés, au Président

Uncollected Short Stories: Lettre du Cimetière

Cytochemical fractionation of the Lettre-Ehrlich ascites tumor.

SUMMARY A method for cytochemical fractionation of the Lettré-Ehrlich ascites tumor has been presented. The cells were exposed to dilute Ringer solution which increased the cell size and rigidity and allowed them to be homogenized in 0.44 M sucrose with the use of the Dounce all-glass "ball and cylinder" homogenizer. Nuclear, mitochondrial, and microsome + "soluble" fractions were obtained and...