Calculation a of the scalar product of the vector sperical harmonics with indexes i and j
1 2  | VSphScalarProduct(i, j, what, where = WHOLE_SPHERE, FUN = function(l, b, i)
  return(0))
 | 
i | 
 - index, integer  | 
j | 
 - index, integer  | 
what | 
 - what kind of function must be used  | 
where | 
 - flag, where the value must be calculated, 1 - whole sphere, 0 - hemisphere  | 
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