Description
standalone, blox, tikz, positioning, equal, intersections, tkz-euclide, connect, let, veclen, atan2, insert path, bXInput, bXComp, bXLink, bXBloc, bXChain, bXBranchx, bXBranchy, draw, node, right, center, path, name, intersections, of.
Keywords
documentclass, tikzpicture, draw, node, circle, label, edge, bend left, bend right, left, right, above, below, fill.
Source Code
\documentclass{standalone}
\usepackage{amsmath} % For math
\usepackage{amssymb} % For more math
\usepackage{blox}
\usepackage{tikz}
\begin{document}
\begin{tikzpicture}
\bXInput{A}
\bXComp{B}{A}
\bXLink[$R(s)$]{A}{B}
\bXBloc[2]{C}{$\cfrac{G_1G_3(G_2+H_1)}{1+G_2H_2+H_3G_3(G_2+H_1)}$}{B}
\bXLink[$V_1$]{B}{C}
\bXOutput{E}{C}
\bXLink[$C(s)$]{C}{E}
\bXReturn{C-E}{B}{}
\end{tikzpicture}
\end{document}