Base Number Calculation Equations

-10 ≤ b ≤ 10 ∧ b ≠ 0 ∧ X ≠ 0
f(x) = f(X/b)
(X/b) ≥ b ⊃ (X/b) Δ X

Yb = ±[10ⁿ[⌊[fⁿ(x)]⌋ + (r/10ⁿ)]]

X = any number
b = base number
Y = X in base b
r = remainder