MathType - The bra-ket #Notation devised by Paul Dirac is used in #QuantumPhysics as a way to make linear algebra operations more expressive. It consists of a rewriting of your usual inner
homework and exercises - A simple notation problem (bra ket notation) - Physics Stack Exchange
Outer product in Bra-Ket notation : r/quantum
Bra–ket notation - Wikipedia
edX Bra-ket Notation - YouTube
Bra-Ket Notation
Bra-Ket Notation and Orthogonality | Cantor's Paradise