KnowraReal-valued functionLinked fromLinked fromThe 6 pages that link to Real-valued function, each with the reason it gives.All 6Related 2Narrower topic 3Compared with 1Schwarz reflection principleRelated: Real boundary values on a straight boundary are the classic reflection condition.Banach–Stone theoremRelated: In the real version, the isometry may include a point-dependent sign as well as a change of variables.