Manuscript IX-D@3 · IX-D-v3.tex · section · 3ad4586e
D1: domains and separate causal interfaces
D1: domains and separate causal interfaces · lines 739–747
The standard perturbative framework distinguishes a free quantum product, time ordering, and the interacting or retarded construction FR,DF. No existence theorem for local functionals is automatically applied here to the sharp nonlocal carrier.