Table 1.

The Pythagorean 2-tuple linguistic number (P2TLN) decision matrix by the first expert ${\mathsf{\Theta }}^{\left(1\right)}$.

Alternatives	${\mathit{\kappa }}_1$	${\mathit{\kappa }}_2$	${\mathit{\kappa }}_3$	${\mathit{\kappa }}_4$
$N_1$	<(s3, 0), (0.6, 0.5)>	<(s6, 0), (0.3, 0.3)>	<(s1, 0), (0.6, 0.6)>	<(s4, 0), (0.2, 0.3)>
$N_2$	<(s1, 0), (0.3, 0.8)>	<(s2, 0), (0.6, 0.4)>	<(s4, 0), (0.6, 0.3)>	<(s0, 0), (0.1, 0.6)>
$N_3$	<(s3, 0), (0.4, 0.6)>	<(s1, 0), (0.3, 0.4)>	<(s5, 0), (0.6, 0.3)>	<(s3, 0), (0.7, 0.4)>
$N_4$	<(s4, 0), (0.6, 0.7)>	<(s6, 0), (0.4, 0.2)>	<(s6, 0), (0.8, 0.4)>	<(s1, 0), (0.4, 0.6)>
$N_5$	<(s2, 0), (0.5, 0.5)>	<(s4, 0), (0.7, 0.4)>	<(s5, 0), (0.6, 0.5)>	<(s6, 0), (0.4, 0.5)>