Exercise 1.13. Show that the hat function basis {i}"o of Vh is almost orthogonal. How can we see that it is almost orthogonal by looking at the non-zero elements of the mass matrix? What can we say about the mass matrix if we had a fully orthogo- nal basis?
Exercise 1.13. Show that the hat function basis {i}"o of Vh is almost orthogonal. How can we see that it is almost orthogonal by looking at the non-zero elements of the mass matrix? What can we say about the mass matrix if we had a fully orthogo- nal basis?
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![Exercise 1.13. Show that the hat function basis {i}"o of Vh is almost orthogonal.
How can we see that it is almost orthogonal by looking at the non-zero elements of
the mass matrix? What can we say about the mass matrix if we had a fully orthogo-
nal basis?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffda06dcc-92c6-47c8-87e4-0f7008dc9324%2Fcedf9e58-91ec-443b-90a9-5f3f4cd56f82%2Fjlzrmwa.png&w=3840&q=75)
Transcribed Image Text:Exercise 1.13. Show that the hat function basis {i}"o of Vh is almost orthogonal.
How can we see that it is almost orthogonal by looking at the non-zero elements of
the mass matrix? What can we say about the mass matrix if we had a fully orthogo-
nal basis?
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