On the seidel eigenvectors of a graph

eigenvectors of µm and µ∗m, respectively, so thatn i=1 x (m) i = √ nm and n i=1 s (m) i = √ n∗ m. In this work we show that x (m) i = k j=1 n∗ j s (j) i µ∗j +2 µm +1 √ nm and s (m) i = k j=1 √ nj x (j) i µ∗ m +2 µj +1