Each such soothra could be very analogous to the symbolic formula for a complex chemical compound.
2.
All Unicode characters are allowed in comments, such as for symbolic formulas ( E [ 0 ] = m�c?).
3.
Lehendakaris elected for the PNV have sworn office following a ritual established by Aguirre : next to the Guernica Tree, on a Bible in Basque, using a symbolic formula which reads " before God, prostrated, standing on Basque land, remembering the ancestors, under the Guernica Tree and before you, representatives of the Basque people, I swear . . . ".