Hot_Day

 The math inSharma lesson 10 is not for the faint-hearted. A little help from Perplexity:

https://www.perplexity.ai/search/Quantum-computing-could-X5Z0Zfn_QnqiqX2gPrwN6g

                                                                   

*     *     *

Hermitian and unitary are different things:

A Unitary matrix has a determinant of 1.

A Hermitian matrix has a complex conjugate (or inverse) equal to the original matrix:

*     *     *

A helpful module: https://www.gopalancolleges.com/gcem/pdf/syllabus/physics/cse/module-3-quantum-computing-quantum-gates.pdf