Chebyshev: best uniform approximation in C[a,b] from finite-dim subspace exists, is unique, and equioscillates at n+2 points. Remez algorithm computes. Applied to function approximation in calculator firmware, signal processing.
Chebyshev: best uniform approximation in C[a,b] from finite-dim subspace exists, is unique, and equioscillates at n+2 points. Remez algorithm computes. Applied to function approximation in calculator firmware, signal processing.