Causality Rules

Causality RulesScattering of light by light is a fundamental process arising at the quantum level through vacuum fluctuations. This short book will explain how, remarkably enough, this quantum process can be described in terms of classical quantities. The description is derived from general principles, such as causality, unitarity, Lorentz and gauge symmetries. The reader will be introduced into a rigorous formulation of these fundamental concepts, as well as their

input efficiency

This study shows how the Humboldt gave direction to debates around higher education in Germany and investigates the ways in which his ideas have been appropriated for various purposes in different historical contexts and epochs

This chapter reviews the following areas of significance and concern: individual differences in range use

Shakespeare's plays are staples of the classroom

extending from the late 1960s to the present day

written sometime roughly between 1225 and 1240

The author puts forward a typology of arms control: it occurs at the end of major conflicts

Beautiful Thing and Les Nuits Fauves - queer performance and spectatorship in Lola und Bilidikid and Hamam - the Swedish ‘Drag King’ scene - Monika Treut and queer German cinema - the subversive poetics of Bavo Defurne and Matthias Müller - Dirk Bogarde and international queer stardom

the Crimean war and Italian unification

matthew heinz offers an examination of mediated and experienced transmasculine subjectivities and aims to capture the apparent contradictions that structure transmasculine experience

This book provides a comparative look at the discourses and practices of abortion rights across Europe

Tim Vivian begins with an introduction about Hyperechios