A late post for pi day.
Identities involving the functions appearing in the Hartley transform.
On the classical discrete Hartley transform.
On bi-complex numbers.
Star and dagger decompositions for low-dimensional exterior algebras.
On low-dimensional exterior algebras and parabolic Cayley-Dickson constructs.
On perplex numbers as pairs of real numbers and two-dimensional real vectors.
Hermite polynomials from Gegenbauer polynomials.
Recasting the conformal ratios in terms of certain polynomials.
A list of Johnson solids with quartic polyhedral graphs.