<p>The concept of <InlineEquation ID="IEq4"> <EquationSource Format="TEX">\(C_{2}\)</EquationSource> <EquationSource Format="MATHML"><math> <msub> <mi>C</mi> <mn>2</mn> </msub> </math></EquationSource> </InlineEquation>-cyclic mean is introduced and studied in this paper. The unique symmetric and sufficiently regular two-variable means that are <InlineEquation ID="IEq5"> <EquationSource Format="TEX">\(C_{2}\)</EquationSource> <EquationSource Format="MATHML"><math> <msub> <mi>C</mi> <mn>2</mn> </msub> </math></EquationSource> </InlineEquation>-cyclic turn out to be quasiarithmetic. Besides a proof of this fact, several related examples and remarks are given.</p>
The concept of \(C_{2}\)-cyclic mean is introduced and studied in this paper. The unique symmetric and sufficiently regular two-variable means that are \(C_{2}\)-cyclic turn out to be quasiarithmetic. Besides a proof of this fact, several related examples and remarks are given.