Cosmology


Book Description

Thoroughly revised and updated introduction to past and present cosmological theory.




Non-Standard Relativity


Book Description

"Current physics and cosmology have left us with a confusion of empirically-derived models which do not yet combine into a coherent structure and which are most often ad hoc. Wegener is surely right in believing that the only way to tackle this problem is to go back to the foundations, and he has used skills acquired in many different disciplines to show us that a coherent solution is now within our grasp. I thoroughly enjoyed reading his book." Peter Rowlands, Physics Department, University of Liverpool.




Relativistic Kinematics


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Relativity


Book Description

Relativity: The Theory and its Philosophy provides a completely self-contained treatment of the philosophical foundations of the theory of relativity. It also surveys the most essential mathematical techniques and concepts that are indispensable to an understanding of the foundations of both the special and general theories of relativity. In short, the book includes a crash course in applied mathematics, ranging from elementary trigonometry to the classical tensor calculus. Comprised of 11 chapters, this book begins with an introduction to fundamental mathematical concepts such as sets, relations, and functions; N-tuples, vectors, and matrices; and vector algebra and calculus. The discussion then turns to the concept of relativity and elementary foundations of Newtonian mechanics, as well as the principle of special relativity and its philosophical interpretation by means of empiricism and rationalism. Subsequent chapters focus on the status of the doctrine of conventionalism in the theory of special relativity; the commensurability of classical and relativistic mechanics; mathematical foundations of special relativistic physics; and the classical or Newtonian theory of gravitation. The principle of general covariance and its relation to the principle of general relativity are also examined. The final chapter addresses the fundamental question as to the actual information concerning the structure of spacetime that is conveyed to us through the theory of general relativity. This monograph will be of interest to students, teachers, practitioners, and researchers in physics, mathematics, and philosophy.




Introduction To Classical Mechanics


Book Description

This textbook aims to provide a clear and concise set of lectures that take one from the introduction and application of Newton's laws up to Hamilton's principle of stationary action and the lagrangian mechanics of continuous systems. An extensive set of accessible problems enhances and extends the coverage.It serves as a prequel to the author's recently published book entitled Introduction to Electricity and Magnetism based on an introductory course taught sometime ago at Stanford with over 400 students enrolled. Both lectures assume a good, concurrent, course in calculus and familiarity with basic concepts in physics; the development is otherwise self-contained.A good introduction to the subject allows one to approach the many more intermediate and advanced texts with better understanding and a deeper sense of appreciation that both students and teachers alike can share.







Library of Congress Subject Headings


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P-Z


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Library of Congress Subject Headings


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Beating The Odds: The Life And Times Of E A Milne


Book Description

E A Milne was one of the giants of 20th century astrophysics and cosmology. His bold ideas, underpinned by his Christianity, sparked controversy — he believed two time scales operate in the universe.Struggling against poverty, Milne won five scholarships to Cambridge, but he never finished his degree. In World War I he was invited to develop Horace Darwin's device for anti-aircraft gunnery and after the Armistice his prowess in ballistics took him straight to a Fellowship at Trinity College, Cambridge. By the age of thirty he was a Manchester professor and a Fellow of the Royal Society. At Oxford he battled to improve the university's attitude towards science, and established a world-centre of astrophysics. He suffered from Parkinsonism in his forties, the consequence of his having had encephalitis lethargica as a young man. However, buoyed by his Christian faith, he did not slacken his pace. When he died, twice widowed, the author — Milne's daughter — was a teenager.This book is born out of curiosity. The author's aim is to show the human face of science, how the course of her father's life was shaped by circumstance and by the influence of illustrious friends and colleagues such as Einstein, Eddington, G H Hardy, J B S Haldane, Hubble, F A Lindemann and Rutherford. Against all odds, Milne emerged as a scientific powerhouse — and a rebellious one at that.