Lettre à Roger-Michel Allemand

[Commentaire de la lettre à la rédaction de Max Goyffon « La pénurie de sérums antivenimeux »].

Nous avons lu avec beaucoup d’intérêt la lettre de Max Goyffon [2] qui expose le problème terrible de la pénurie d’antivenins dans le monde et des dizaines de milliers de morts évitables qu’elle entraine, indépendamment de l’arrêt annoncé du FAV-Afrique. Tout en abondant dans le sens du Pr Goyffon, nous aimerions ajouter quelques commentaires. Il est vrai que dans certains cas d’envenimations o...

Roger Clarke

The search for viable eBusiness models continues. But important information is being overlooked. Discussions of open source software all too often focus on the limited context of Microsoft appearing to feel threatened by what it portrays as unbusinesslike competition from Linux and OpenOffice.org; whereas that debate is merely one small facet of the whole. Moreover, in addition to software, a g...

Éditorial: Lettre ouverte, pieds mouillés, au Président

Michel Deza , Michel Petitjean , Krassimir Markov

We study differential-geometrical structure of an information manifold equipped with a divergence function.A divergence function generates a Riemannian metric and furthermore it provides a symmetric third-order tensor,when the divergence is asymmetric. This induces a pair of affine connections dually coupled to each other withrespect to the Riemannian metric. This is the arising eme...

Roger Hanlon

Megadamania The global desire to develop energyhungry industries and Western lifestyles, combined with the necessity to do so without further increasing the use of fossil fuels, has led to a massive spree of dam building around the world. A recent assessment by Christiane Zarfl from the Leibniz Institute of Freshwater Ecology and Inland Fisheries at Berlin, Germany, and colleagues estimates tha...