The boundedness of singular integral operator along an open curveWang Xiaolin, Min HonglinWuhan University Journal of Natural Sciences2008It is well known that, the singular integral operatorS defined as: $$\left( {S\varphi } \right)\left( {t_0 } \right) = \frac{1}{{\pi i}}\int {_L \frac{{\varphi \left( t \right)}}{{t - t_0 }}} dt… (More)