The tetragrammaton occur in square Hebrew characters in all the five columns in the following places within the Book of Psalms: 18:30, 31, 41, 46; 28:6,7,8; 29:1 (x2), 2 (x2), 3 (x2); 30:1, 2, 4, 7, 8, 10, 10, 12; 31:1, 5, 6, 9, 21, 23 (x2), 24; 32:10, 11; 35:1, 22, 24, 27; 36:5; 46:7, 8, 11; 89:49 (in the columns 1, 2 and 4), 51, 52.
Funkcija: f ( x , y ) = x + y 2 , {\displaystyle f(x,y)={\frac {x+y}{2}},} yra komutatyvi (sukeitus x ir y vietomis, rezultatas nesikeičia), tačiau ji yra neasociatyvi (kadangi, f ( 1 , f ( 2 , 3 ) ) = 1 , 75 {\displaystyle f(1,f(2,3))=1,75} , bet f ( f ( 1 , 2 ) , 3 ) = 2 , 25 {\displaystyle f(f(1,2),3)=2,25} ).