Download Understanding Geometric Algebra for Electromagnetic Theory by John W. Arthur PDF

By John W. Arthur

This publication goals to disseminate geometric algebra as a simple mathematical instrument set for operating with and figuring out classical electromagnetic thought. it is objective readership is a person who has a few wisdom of electromagnetic thought, predominantly traditional scientists and engineers who use it during their paintings, or postgraduate scholars and senior undergraduates who're trying to increase their wisdom and elevate their figuring out of the topic. it truly is assumed that the reader isn't really a mathematical professional and is neither conversant in geometric algebra or its program to electromagnetic thought. the fashionable method, geometric algebra, is the mathematical device set we must always all have began with and as soon as the reader has a snatch of the topic, she or he can't fail to achieve that conventional vector research is absolutely awkward or even deceptive via comparison.

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Understanding Geometric Algebra for Electromagnetic Theory

This e-book goals to disseminate geometric algebra as a simple mathematical device set for operating with and realizing classical electromagnetic concept. it truly is aim readership is a person who has a few wisdom of electromagnetic thought, predominantly usual scientists and engineers who use it during their paintings, or postgraduate scholars and senior undergraduates who're looking to expand their wisdom and elevate their realizing of the topic.

Extra resources for Understanding Geometric Algebra for Electromagnetic Theory

Example text

Since uv⊥ = −v⊥ u for any two orthogonal vectors such as u and v⊥ , it follows that in general, u ∧ v = −v ∧ u. 6) • The product of n mutually orthogonal vectors always generates an object of grade n. But unless they are actually orthogonal, objects of other grades will be generated too. • The outer product of n linearly independent vectors, irrespective of whether or not they are actually orthogonal, will also generate an object of grade n. ) must be equal. The grade filtering function U k returns the part of U that is of grade k.

However, since this work is intended for a readership that will be initially unfamiliar with geometric algebra, we have made a slight concession to these rules. To avoid confusion between scalars and vectors, we will stay with the familiar rule whereby the former will be shown in normal weight while the latter will be in bold. However, it will make sense to extend the general principle here by representing pseudoscalars and scalars in the same way, while all other classes of object will be represented in boldface.

4). 4) does much to establish the value of using geometric algebra as a mathematical framework for encoding electromagnetic theory, but there is, as it were, an encore to this. If the grade 2 part of the multivector U = ( p − m ) F represents the torque on an arbitrary electromagnetic dipole, what meaning, if any, does this multivector have as a whole? It is clear that the cross terms represented by pB − mE have no physical meaning and that they give rise only to terms of odd grade, that is to say grades 1 and 3.

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