equation in frequency domain

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Hi, Is there anyone who can tell me that from where can i get the reference of equation (Under Study 1, frequency domain.) which are given in comsol "ewfd"....

i have attached the image ,,,please see this image... and tell the reference of this equation.



1 Reply Last Post 2019年1月17日 GMT-0500上午9:27

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Posted: 1 month ago 2019年1月17日 GMT-0500上午9:27
Updated: 1 month ago 2019年1月17日 GMT-0500上午9:30

It comes from Maxwell's equations of electromagnetism in the frequency-domain formalism. Also, look up the "Helmholtz equation" and "vector wave equation", using any search engine.

It comes from Maxwell's equations of electromagnetism in the frequency-domain formalism. Also, look up the "Helmholtz equation" and "vector wave equation", using any search engine.

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