Geometry of the Cardioid

Abstract

In this note, we discuss the cardiod. We give purely geometric proofs of its well-known properties. Definitions and Basic Properties Fig. 1 The curve in Figure 1 is called a cardioid. The name is derived from the Greek word “καρδια” meaning “heart”. A cardioid has many interesting properties and very often appears in different fields of mathematics and… (More)
DOI: 10.4169/amer.math.monthly.122.02.144

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