11 citations · 55 across the 8 of their papers we have counts for
1 paper · 2 filters
Arnab Kar, S. G. Rajeev
We show that the two-point function σ(x,x')=\sqrt{<[ϕ(x)-ϕ(x')]^{2}>} of a scalar quantum field theory is a metric (i.e., a symmetric positive function satisfying the triangle ineq…