量子力学求P^2和r的对易式[p^2？

[p,r]=-ih pr-rp=-ih pr=-ih+rp ppr=-ihp+prp prp=-ihp+rpp ppr=-2ihp+rpp ppr-rpp=-2ihp [p^2,r]=-2ihp

匿名回答于2024-06-08 16:01:27