QFT a la Weinberg - Lec 01A

Postulates of Quantum Mechanics

[simonegiacometti]

Special thanks for your great work! Highly appreciated!

[vibhatkumar]

thanks a lot sir, please keep doing these lectures, thanks

[jacobvandijk]

Mr Steven Weinberg died on the 23rd of July 2021 at the age of 88.

[chidiya]

I am not happy with 14:02. Since a ray is a set of vectors whose norm are equal to 1. So it can't be collection of all vectors whose are along same straight line.