193KiB, 900x1200, EUPki21WkAECLN0.jpg View SameGoogleiqdbSauceNAO Anonymous Thu 28 May 19:32:58 2020 No.11727309 ViewReplyOriginalReport Quoted By: >>11727541 >>11729645 >>11729650 >>11730634 Why does eulers formula show up for the quantum density matrix? And does it have anything to do with quantum spin?