Skip to content

Instantly share code, notes, and snippets.

Show Gist options
  • Save raydsameshima/7d0cda64246487f0573662d561999a8b to your computer and use it in GitHub Desktop.
Save raydsameshima/7d0cda64246487f0573662d561999a8b to your computer and use it in GitHub Desktop.
Massless one-loop triangle
{
oneLoopTri[1,0,-1] ->
+ 0
,
oneLoopTri[2,1,1] ->
+ oneLoopTri[1,1,1]*(((d-4)*p12)/((p11)*p22))
+ oneLoopTri[0,1,1]*((d-3)/((p11)*p22))
+ oneLoopTri[1,0,1]*((-d+3)/((p11)*p22))
+ oneLoopTri[1,1,0]*((-d+3)/((p11)*p22))
,
oneLoopTri[-1,1,1] ->
+ oneLoopTri[0,1,1]*(-p12)
,
oneLoopTri[1,0,2] ->
+ oneLoopTri[1,0,1]*((-d+3)/p22)
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment