Schwinger-Dyson approximants

Bartomeu Fiol, Elena Gijon, Unai Lejarza Alonso

We revisit the solution to the Schwinger-Dyson equations in the simple case of the 0-dimensional $\frac{1}{2}{m}^2\ddot{I}{•}^2+\frac{\hat{I}}{»}4\ddot{I}{•}^4$ theory with $m^2>0$ and $\hat{I}»\ge 0$. We argue…