CiteSeerX — �q ∈ (f(x) − p(x))q(x)> 0, ∀x ∈ A.

�q ∈ (f(x) − p(x))q(x)> 0, ∀x ∈ A.

by Unknown Authors

@MISC{_�q∈,
    author = {},
    title = {�q ∈ (f(x) − p(x))q(x)> 0, ∀x ∈ A.},
    year = {}
}

∈ C[a,b]�X ��n��p ∗�p ∗ − f‖X = min ‖p − f‖X. p∈Pn 1. L∞ � inf max p∈Pn a≤x≤b |p(x) − f(x)|. e(x): = p ∗ (x) − f(x), Pn� f ∈ C[a,b]�Pn