From 546b2520f7db9d90d79121cc4de09f573e8cbe74 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?V=C3=ADctor?= Date: Fri, 1 Dec 2023 12:14:38 +0100 Subject: [PATCH] typo --- .../Introduction_to_nonlinear_elliptic_PDEs.tex | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Mathematics/5th/Introduction_to_nonlinear_elliptic_PDEs/Introduction_to_nonlinear_elliptic_PDEs.tex b/Mathematics/5th/Introduction_to_nonlinear_elliptic_PDEs/Introduction_to_nonlinear_elliptic_PDEs.tex index 2af0c38..e5e949a 100644 --- a/Mathematics/5th/Introduction_to_nonlinear_elliptic_PDEs/Introduction_to_nonlinear_elliptic_PDEs.tex +++ b/Mathematics/5th/Introduction_to_nonlinear_elliptic_PDEs/Introduction_to_nonlinear_elliptic_PDEs.tex @@ -258,7 +258,7 @@ \begin{definition} Let $H$ be a $\KK$-Hilbert space and $K:H\to H$ be a compact operator. We define the \emph{resolvent set} of $K$ as: $$ - \rho(K)=\{\lambda\in \KK: \lambda-K \text{ is invertible}\} + \rho(K)=\{\lambda\in \KK: \lambda\id-K \text{ is invertible}\} $$ and the \emph{spectrum} of $K$ as: $$