Expression 11: "E" Subscript, "p" "c" , Baseline equals absolute value left parenthesis, "P" Subscript, "e" "n" "e" "r" "g" "y" , Baseline minus 1 , right parenthesis times 100Epc=absPenergy−1·100
11
Expression 12: Start integral from 0 to 1, end integral, "E" Subscript, "p" "c" , Baseline "d" "x"∫10Epcdx