In addition to the fundamental scientific functions on the main keyboard, the advanced functions keypad adds 53 more for math, science, and engineering.
Permutation, combination, factorial, double factorial, gamma, log gamma, digamma, log with any base, Riemann zeta, and error functions are included.
All of the trigonometric and hyperbolic functions and their inverses are also included.
Differential equation applications are supported with Bessel and Airy functions and Legendre, Laguerre, Chebyshev, and Hermite polynomials.
Advanced Functions Keypad Closeup
(Functions available with switch set to "BESSEL")