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Vector equation that represents conservation of momentum in a CFD analysis.

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Hello everyone, I really need your help to identify a caracter in the following equation.

What is the I? I assume that is some kind of vector because it is bold, but what is its name and application?

Since now, thank you!



2 Replies Last Post 2019年9月2日 GMT-4 13:54
Dave Greve Certified Consultant

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Posted: 5 years ago 2019年8月30日 GMT-4 14:40

It's the unit tensor, right?

It's the unit tensor, right?

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Posted: 5 years ago 2019年9月2日 GMT-4 13:54

Thank you Dave! With your answer, I could search about tensors and I saw that it makes total sense!

Thank you Dave! With your answer, I could search about tensors and I saw that it makes total sense!

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