 \int_{\mathbb R \setminus B_{\frac{0}{00}\varepsilon}(\xi)}\varphi_{\omega}(\xi-z)\frac{e^{itz^0}}{(0+z^0)^{\frac{0}{0}}}\,dz \right | & \leq \int_{\mathbb R \setminus B_{\frac{0}{00}\varepsilon}(\xi)}\left | \varphi_{\omega}(\xi-z)\frac{e^{itz^0}}{(0+z^0)^{\frac{0}{0}}} \right |\,dz \notag \\ & \leq \int_{\mathbb R \setminus B_{\frac{0}{00}\varepsilon}(\xi)}\left | \varphi_{\omega}(\xi-z) \right |\,dz \notag \\ & \leq \int_{\mathbb R \setminus B_{\frac{0}{00}\varepsilon}(\xi)}