设函数[tex=1.786x1.286]3ei0lKEDoPnD38qhYMj3BA==[/tex]在[tex=0.857x1.286]pvArWWaOQg4JrsY7c7+hxQ==[/tex]处连续,且[tex=4.143x1.357]UCTlaEVLJUzEvf/9R/yhRqExjhXRioOzffMCUpzx466pcaU3ENp6OC06YfSEFH0E[/tex],证明存在[tex=0.857x1.286]pvArWWaOQg4JrsY7c7+hxQ==[/tex]的领域使[tex=3.643x1.286]CCnfZ4Ae70v5Kp8yY8Huh9gZDOUTqHEDd0SbeWWG77E=[/tex]
设函数[tex=1.786x1.286]3ei0lKEDoPnD38qhYMj3BA==[/tex]在[tex=0.857x1.286]pvArWWaOQg4JrsY7c7+hxQ==[/tex]处连续,且[tex=4.143x1.357]UCTlaEVLJUzEvf/9R/yhRqExjhXRioOzffMCUpzx466pcaU3ENp6OC06YfSEFH0E[/tex],证明存在[tex=0.857x1.286]pvArWWaOQg4JrsY7c7+hxQ==[/tex]的领域使[tex=3.643x1.286]CCnfZ4Ae70v5Kp8yY8Huh9gZDOUTqHEDd0SbeWWG77E=[/tex]
设[tex=0.786x1.286]TKU5UzNEMzEJwORo6mbEYA==[/tex]为区域[tex=0.857x1.286]s+r8LBAs3scxfl88DGExcg==[/tex]内一条正向简单闭曲线,[tex=0.857x1.286]pvArWWaOQg4JrsY7c7+hxQ==[/tex]为[tex=0.786x1.286]TKU5UzNEMzEJwORo6mbEYA==[/tex]内一点,如果[tex=1.786x1.286]3ei0lKEDoPnD38qhYMj3BA==[/tex]在[tex=0.857x1.286]s+r8LBAs3scxfl88DGExcg==[/tex]内解析,且[tex=3.714x1.357]UCTlaEVLJUzEvf/9R/yhRko4mucWtYPMdVFv6YoINsI=[/tex],[tex=4.429x1.429]ELLTMA24GtOYWMzJhf50KQfhcBvylQ5A5chHRY4fLrqskIQ5If4NbSnKtccHw808[/tex],在[tex=0.786x1.286]TKU5UzNEMzEJwORo6mbEYA==[/tex]内[tex=1.786x1.286]3ei0lKEDoPnD38qhYMj3BA==[/tex]无其他零点。试证:[tex=8.571x2.714]oneV9zJdx9B7p1RdBh46wwmOvQ8nCFfdaGkN/lDlwV10mSMg7+zuJ/wT7KM6i9+p2o17vxGtwcoZgORvEyPMwmZlk/mbdCk0ssMi+gMYCMM=[/tex]
设[tex=0.786x1.286]TKU5UzNEMzEJwORo6mbEYA==[/tex]为区域[tex=0.857x1.286]s+r8LBAs3scxfl88DGExcg==[/tex]内一条正向简单闭曲线,[tex=0.857x1.286]pvArWWaOQg4JrsY7c7+hxQ==[/tex]为[tex=0.786x1.286]TKU5UzNEMzEJwORo6mbEYA==[/tex]内一点,如果[tex=1.786x1.286]3ei0lKEDoPnD38qhYMj3BA==[/tex]在[tex=0.857x1.286]s+r8LBAs3scxfl88DGExcg==[/tex]内解析,且[tex=3.714x1.357]UCTlaEVLJUzEvf/9R/yhRko4mucWtYPMdVFv6YoINsI=[/tex],[tex=4.429x1.429]ELLTMA24GtOYWMzJhf50KQfhcBvylQ5A5chHRY4fLrqskIQ5If4NbSnKtccHw808[/tex],在[tex=0.786x1.286]TKU5UzNEMzEJwORo6mbEYA==[/tex]内[tex=1.786x1.286]3ei0lKEDoPnD38qhYMj3BA==[/tex]无其他零点。试证:[tex=8.571x2.714]oneV9zJdx9B7p1RdBh46wwmOvQ8nCFfdaGkN/lDlwV10mSMg7+zuJ/wT7KM6i9+p2o17vxGtwcoZgORvEyPMwmZlk/mbdCk0ssMi+gMYCMM=[/tex]