On the functional equation(sumlimits_{i = 1}^n {frac{{[f_i (x_1 ,...,x_n ) - f_i (y_1 ,...,y_n )]^2 }}{{f_n (x_1 ,...,x_n )f_n (y_1 ,...,y_n )}}} = sumlimits_{i = 1}^n {frac{{(x_i - y_i )^2 }}{{x_n y_n }}.})

✍ Scribed by Walter Benz

• Publisher: Springer
• Year: 1979
• Tongue: English
• Weight: 68 KB
• Volume: 19
• Category: Article
• ISSN: 0001-9054
• DOI: 10.1007/bf02189882