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 17 jan. 2019 09:27 GMT−5

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Posted: 5 months ago 17 jan. 2019 09:27 GMT−5
Updated: 5 months ago 17 jan. 2019 09:30 GMT−5

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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