February 23, 1847

Lecture 3 — February 23 , 2012

Planar point location is a problem in which we are given a planar graph (with no crossings) defining a map, such as the boundary of GUI elements. Then we wish to support a query that takes a point given by its coordinates (x, y) and returns the face that contains it (see Figure 1 for an example). As is often the case with these problems, there is both a static and dynamic version of this proble...

Washington University Record, February 23, 1995

The Institute for Genomic Research February 23 -

Marcus Chibucos (Virginia Bioinformatics Institute) [Phytophthora sojae and Phytophthora ramorum] Candace Collmer (Wells College) [Pseudomonas syringae] Jeremy D. Glasner (University of Wisconsin) [Erwinia crysanthemi] Michelle Gwinn Giglio (TIGRWorkshop organizer) [Prokaryote] Linda Hannick (TIGR) [Eukaryote] Rays Jiang (Virginia Bioinformatics Institute) [Phytophthora sojae and Phytophthora r...

Ludwik Bierkowski and the early days of general anaesthesia in the Polish soil in February 1847.

Ludwik Bierkowski belonged to the elite of surgeons of the first half of the 19th century. Educated in an excellent German university, Bierkowski had in-depth and comprehensive knowledge, a wide range of practical skills and was continuously eager to search for new solutions. He introduced cotton wool for wound dressings, experimentally determined the conditions of blood transfusions and publis...

Revisiting the 23 February 1892 Laguna Salada Earthquake

According to some compilations, the Laguna Salada, Baja California, earthquake of 23 February 1892 ranks among the largest earthquakes in California and Baja California in historic times. Although surface rupture was not documented at the time of the earthquake, recent geologic investigations have identified and mapped a rupture on the Laguna Salada fault that can be associated with high probab...