Geometry of Principal Sheaves: 578 (Mathematics and Its by Efstathios Vassiliou PDF

By Efstathios Vassiliou

The ebook presents a close creation to the speculation of connections on critical sheaves within the framework of summary Differential Geometry (ADG). it is a new method of differential geometry established on
sheaf theoretic tools, with out use of normal calculus. This standpoint complies with the call for of up to date physics to deal with non-smooth versions of actual phenomena and areas with singularities.

Starting with a short survey of the necessary sheaf conception and cohomology, the exposition then strikes directly to differential triads (the abstraction of soft manifolds) and Lie sheaves of teams (the abstraction of Lie
groups). Having laid the foundation, the most a part of the booklet is dedicated to the idea of connections on important sheaves, incorporating connections on vector and linked sheaves. issues corresponding to the moduli sheaf of
connections, type of significant sheaves, curvature, flat connections and flat sheaves, Chern-Weil idea, also are handled.

The examine brings to mild basic notions and instruments of the standard
differential geometry that are weak of the current abstraction, and whose position continues to be unexploited within the classical context, a result of abundance of capability therein. notwithstanding, lots of the latter are nonsensical in ADG.

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Geometry of Principal Sheaves: 578 (Mathematics and Its Applications) by Efstathios Vassiliou

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