![quantum field theory - In Srednicki's book, when calculating loop corrections to the propagator, why doesn't he include both diagram topologies at second order? - Physics Stack Exchange quantum field theory - In Srednicki's book, when calculating loop corrections to the propagator, why doesn't he include both diagram topologies at second order? - Physics Stack Exchange](https://i.stack.imgur.com/s3I2W.png)
quantum field theory - In Srednicki's book, when calculating loop corrections to the propagator, why doesn't he include both diagram topologies at second order? - Physics Stack Exchange
![Schematic Diagram of the Recasting of Feynman Propagator in the Context... | Download Scientific Diagram Schematic Diagram of the Recasting of Feynman Propagator in the Context... | Download Scientific Diagram](https://www.researchgate.net/publication/338336038/figure/fig2/AS:842795514347520@1577949517312/Schematic-Diagram-of-the-Recasting-of-Feynman-Propagator-in-the-Context-of-White-Noise.png)
Schematic Diagram of the Recasting of Feynman Propagator in the Context... | Download Scientific Diagram
![SOLVED: Using the Feynman path integral approach, show that the propagator for the quantum mechanical simple harmonic oscillator is mw mw (q²+q²) cos wT -2q,I K(q X 2Tih sin wT 2h sin SOLVED: Using the Feynman path integral approach, show that the propagator for the quantum mechanical simple harmonic oscillator is mw mw (q²+q²) cos wT -2q,I K(q X 2Tih sin wT 2h sin](https://cdn.numerade.com/ask_images/ccab1198832345ba8039e7d0be5871f6.jpg)
SOLVED: Using the Feynman path integral approach, show that the propagator for the quantum mechanical simple harmonic oscillator is mw mw (q²+q²) cos wT -2q,I K(q X 2Tih sin wT 2h sin
![Many-Body Theory Exposed!: Propagator Description of Quantum Mechanics in Many-Body Systems: Dickhoff, Willem H., Van Neck, Dimitri: 9789812813800: Amazon.com: Books Many-Body Theory Exposed!: Propagator Description of Quantum Mechanics in Many-Body Systems: Dickhoff, Willem H., Van Neck, Dimitri: 9789812813800: Amazon.com: Books](https://m.media-amazon.com/images/I/61RWZFHvaoL._AC_UF894,1000_QL80_.jpg)
Many-Body Theory Exposed!: Propagator Description of Quantum Mechanics in Many-Body Systems: Dickhoff, Willem H., Van Neck, Dimitri: 9789812813800: Amazon.com: Books
![quantum mechanics - Propagator for a single particle in 1D in Polyakov's Gauge Fields and Strings - Physics Stack Exchange quantum mechanics - Propagator for a single particle in 1D in Polyakov's Gauge Fields and Strings - Physics Stack Exchange](https://i.stack.imgur.com/Zxta2.png)