From 938299611b8543b5fd50ce235f0643e45107863e Mon Sep 17 00:00:00 2001 From: Jaron Kent-Dobias Date: Mon, 7 Dec 2020 14:06:10 +0100 Subject: Added explicit κ-dependence to the count. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- bezout.tex | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/bezout.tex b/bezout.tex index f877d05..efa4658 100644 --- a/bezout.tex +++ b/bezout.tex @@ -48,7 +48,7 @@ $\mathop{\mathrm{Re}}H$. Writing $z=x+iy$, $\mathop{\mathrm{Re}}H$ can be interpreted as a real function of $2N$ real variables. The number of critical points it has is given by the usual Kac--Rice formula: \begin{equation} \label{eq:real.kac-rice} - \mathcal N(\epsilon) + \mathcal N(\kappa,\epsilon) = \int dx\,dy\,\delta(\partial_x\mathop{\mathrm{Re}}H)\delta(\partial_y\mathop{\mathrm{Re}}H) \left|\det\begin{bmatrix} \partial_x\partial_x\mathop{\mathrm{Re}}H & \partial_x\partial_y\mathop{\mathrm{Re}}H \\ @@ -66,7 +66,7 @@ determinant that appears above is equivalent to $|\det\partial\partial H|^2$. This allows us to write the \eqref{eq:real.kac-rice} in the manifestly complex form \begin{equation} \label{eq:complex.kac-rice} - \mathcal N(\epsilon) + \mathcal N(\kappa,\epsilon) = \int dx\,dy\,\delta(\mathop{\mathrm{Re}}\partial H)\delta(\mathop{\mathrm{Im}}\partial H) |\det\partial\partial H|^2. \end{equation} -- cgit v1.2.3-70-g09d2