![quantum mechanics - Understanding ket notation and the unitary matrix, what does a/the unitary matrix represent? - Physics Stack Exchange quantum mechanics - Understanding ket notation and the unitary matrix, what does a/the unitary matrix represent? - Physics Stack Exchange](https://i.stack.imgur.com/Ui6Oo.png)
quantum mechanics - Understanding ket notation and the unitary matrix, what does a/the unitary matrix represent? - Physics Stack Exchange
![Qubit, An Intuition #2 — Inner Product, Outer Product, and Tensor Product in Bra-ket Notation | by Andi Sama | Medium Qubit, An Intuition #2 — Inner Product, Outer Product, and Tensor Product in Bra-ket Notation | by Andi Sama | Medium](https://miro.medium.com/max/1400/1*2gUSbznS86gVk4UAI19xOA.png)
Qubit, An Intuition #2 — Inner Product, Outer Product, and Tensor Product in Bra-ket Notation | by Andi Sama | Medium
![Sabine Hossenfelder: Backreaction: Understanding Quantum Mechanics #4: It's not as difficult as you think! (The Bra-Ket) Sabine Hossenfelder: Backreaction: Understanding Quantum Mechanics #4: It's not as difficult as you think! (The Bra-Ket)](https://i.ytimg.com/vi/ctXDXABJRtg/hqdefault.jpg)
Sabine Hossenfelder: Backreaction: Understanding Quantum Mechanics #4: It's not as difficult as you think! (The Bra-Ket)
![A Casual Guide to Dirac Notation. Understanding common notation in… | by Roman Paolucci | Towards Data Science A Casual Guide to Dirac Notation. Understanding common notation in… | by Roman Paolucci | Towards Data Science](https://miro.medium.com/max/1400/1*-P9_5AHj1mViEZYNX1k9pw.png)