In a cristallographic zone it may occur face symbols whose Miller indices, placed in a certain order, form what we know, in Algebra, by the designation of "harmonic series". This work indicates the way such possibility may be researched.
In a cristallographic zone it may occur face symbols whose Miller indices, placed in a certain order, form what we know, in Algebra, by the designation of "harmonic series". This work indicates the way such possibility may be researched.