fangrh

### Description I am writing to propose the inclusion of a git-latexdiff like functionality in Typst to enhance collaboration during the writing process of LaTeX documents. Currently, in LaTeX, tools...

How to switch the direction of the quantization axis of spin from z axis to x or y axis

4

### Details I have a trivial question. When calculating two-dimensional materials, the normal vector should not set to the z axis to improve performance. When setting the spin, the quantization...