.. title: Quantum Homework 3, Thurs 2022-09-08
.. slug: homework03
.. date: 2022-09-08
.. tags: homework
.. category: 
.. link: 
.. description: 
.. type: text
.. has_math: true

Due 2022-09-12 4pm in gradescope.    Groups of 2 are ok; submit one answer set.
   
*(These questions are from Hidary.)*

#. (10 points) Investigate the Stern-Gerlach experiment of 1921. What was the expectation from classical theory for the outcome and what actually occurred? 

#. (10 points) What does non-separable mean for two states and what does that tell us about these states?

#. (10 points) For the CZ gate, does it matter which qubit is the control qubit and which is the target?

#. (10 points) What is the final state of the following circuit, in Dirac notation?

.. image:: /files/hidary-hw-3-1b.png
   :height: 100
   :align: center

Total: 40