{ "id": "0908.3316", "version": "v1", "published": "2009-08-23T17:00:24.000Z", "updated": "2009-08-23T17:00:24.000Z", "title": "Semigroups of real functions with dense orbits", "authors": [ "Mohammad Javaheri" ], "comment": "18 pages", "categories": [ "math.DS" ], "abstract": "Let ${\\mathcal F}_I=\\{f:I \\to I| f(x)= (Ax+B)/(Cx+D); AD-BC \\neq 0 \\}$, where $I$ is an interval. For $x\\in I$, let ${\\Omega}_x$ be the orbit of $x$ under the action of the semigroup of functions generated by $f,g \\in {\\mathcal F}_I$. Our main result in this paper is to describe all $f,g \\in {\\mathcal F}_I$ such that $\\Omega_x$ is dense in $I$ for all $x$.", "revisions": [ { "version": "v1", "updated": "2009-08-23T17:00:24.000Z" } ], "analyses": { "subjects": [ "37E05", "37B05", "26A09" ], "keywords": [ "dense orbits", "real functions", "main result" ], "note": { "typesetting": "TeX", "pages": 18, "language": "en", "license": "arXiv", "status": "editable", "adsabs": "2009arXiv0908.3316J" } } }