http://d.kankan3d.com/file/data/bcs/2014/0508/w65h1446064_1399517186_873.jpg(adsbygoogle = window.adsbygoogle || []).push({});

1.How to deal with the delta functions in eq.2.3.153 to obtain the eq.2.3.154 by integrating over q'?

2.How to caculate the integral from eq.2.3.154 to eq.2.3.156, especially the theta function?

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# About two integrals in QCD textbook by muta

Loading...

Similar Threads for integrals textbook muta |
---|

A Feynman integral with three propagators |

I Analytically continuing 2,3,4pt integrals |

I Peskin book on QFT question -- 2 integrals for D(x−y) |

**Physics Forums | Science Articles, Homework Help, Discussion**