Is there a reason someone would choose to not denote the Laplacian with delta? I don't see why it wouldn't just be standard to consistently write it one way.

jcm

What does Dirichlet energy measure?

jcm

Does the curl of the gradient have any meaning or value?

Is there a reason someone would choose to not denote the Laplacian with delta? I don't see why it wouldn't just be standard to consistently write it one way.

What does Dirichlet energy measure?

Does the curl of the gradient have any meaning or value?

What does the graph Laplacian mean?