\documentclass[a4paper,11pt]{article} %{report} % \usepackage[utf8x]{inputenc} \usepackage[spanish]{babel} \usepackage[intlimits]{amsmath} \usepackage{wrapfig} \usepackage[pdftex]{graphicx} \usepackage{epstopdf} % Convertir .eps a .pdf (si fuera necesario) \DeclareGraphicsExtensions{.pdf,.png,.jpg, .eps} % busca en este orden! \usepackage{latexsym,amssymb,oldlfont} \usepackage{amsmath} \usepackage{hyperref} \usepackage{theorem} \usepackage{fancyhdr} \usepackage{ mathrsfs } %dentro de este paquete esta $$\mathscr{F} \mathscr{A}$$ \usepackage{mathtools} \usepackage{blkarray, bigstrut} \usepackage{pdflscape} %ROTACION DE UNA PAGINA %\usepackage{lscape} %ROTACION DE UNA TABLA \usepackage{multirow} \usepackage{enumerate} \usepackage[left=2.5cm,top=2.5cm,right=2.5cm,bottom=2.5cm]{geometry}