αρχή αποβολής ή παλίνδρομης κήυσης?

Question

&Kappa;&alpha;&lambda;&eta;&mu;έ&rho;&alpha;. &Theta;&alpha; &eta;&theta;&epsilon;&lambda;&alpha; &nu;&alpha; &rho;&omega;&tau;&eta;&sigma;&omega; &alpha;&nu; &epsilon;ί&nu;&alpha;&iota; &phi;&upsilon;&sigma;&iota;&omicron;&lambda;&omicron;&gamma;&iota;&kappa;ό &sigma;&epsilon; &mu;&iota;&alpha; &epsilon;&gamma;&kappa;&upsilon;&mu;&omicron;&sigma;&upsilon;&nu;&eta;, &kappa;&alpha;&tau;&alpha; &tau;&omicron; &pi;&rho;&omega;&tau;&omicron; &tau;&rho;ί&mu;&eta;&nu;&omicron;, &nu;&alpha; &pi;&rho;ή&zeta;&epsilon;&tau;&alpha;&iota; &kappa;&alpha;&iota; &nu;&alpha; &xi;&epsilon;&pi;&rho;ή&zeta;&epsilon;&tau;&alpha;&iota; &tau;&omicron; &sigma;&tau;ή&theta;&omicron;&sigmaf;. &Mu;ή&pi;&omega;&sigmaf; ό&tau;&alpha;&nu; &kappa;ά&pi;&omicron;&iota;&alpha; &sigma;&tau;&iota;&gamma;&mu;ή &delta;&epsilon;&nu; &tau;&omicron; &nu;&iota;ώ&theta;&omicron;&upsilon;&mu;&epsilon; &kappa;&alpha;&theta;ό&lambda;&omicron;&upsilon; &pi;&rho;&eta;&sigma;&mu;έ&nu;&omicron; &epsilon;ί&nu;&alpha;&iota; &alpha;&rho;&chi;ή &alpha;&pi;&omicron;&beta;&omicron;&lambda;ή&sigmaf; ή &pi;&alpha;&lambda;ί&nu;&delta;&rho;&omicron;&mu;&eta;&sigmaf; &kappa;ή&upsilon;&sigma;&eta;&sigmaf;? &Epsilon;&upsilon;&chi;&alpha;&rho;&iota;&sigma;&tau;ώ