Polytope[{v_1, v_2, ...}, connectivity] represents a p-dimensional polytope with p-variate vertices v_1, v_2, ..., where the connections between the vertices is specified by ...

PolytopeQuartiles[{x_1, ..., x_n}] gives a list of the loci of the quartiles of the bivariate data x_1, x_2, ..., where the data have been ordered using convex hulls centered ...

SimplexMedian[matrix] gives a simplex median of the elements in matrix.

A0 gives the frequency of the note A in octave 0.

A1 gives the frequency of the note A in octave 1.

A2 gives the frequency of the note A in octave 2.

A3 gives the frequency of the note A in octave 3.

A4 gives the frequency of the note A in octave 4.

A5 gives the frequency of the note A in octave 5.

A6 gives the frequency of the note A in octave 6.