Board Walk – January 2021

Board walk - December 2013.

Dear colleagues, It is a singular honor and tremendous privilege to have been elected President-elect by the International Headache Society members. The opportunity to work alongside remarkably accomplished leaders in the field on the board is not only humbling, but comforting, knowing that the society is in such wise and capable hands. I have a long history of service to the International Head...

Dr. Nasser Maleki (January 25, 1953 – January 6, 2012)

Spatial analysis of the COVID-19 prevalence pattern in Yazd province, Central part of Iran (February 2020 to January 2021)

Abstract Introduction:  . Yazd province is the center of Iran and the highway for travelers to other cities. This province is susceptible to disease transmission in Iran.   this study aimed to spatial analysis of corona virus prevalence,  predicting the spread and determination of hot spot  areas in Yazd province, central part of Iran. Methods:  This analytical Cross-sectional study was condu...

EMBL Programme 2017-2021: Digital Biology

A random walk on the rook placements on a Ferrers board

Let B be a Ferrers board, i.e., the board obtained by removing the Ferrers diagram of a partition from the top right corner of an n × n chessboard. We consider a Markov chain on the set R of rook placements on B in which you can move from one placement to any other legal placement obtained by switching the columns in which two rooks sit. We give sharp estimates for the rate of convergence of th...