• 2022-06-16
    证明:曲线积分有估计式[tex=13.643x2.786]gE3/xyQY+/PN5JJ22LQZtOiIqU+EaBTkEYWCC+6tHk3jhLL0owsizCYgUr+W7SI09GyKk5D0AKdvzs7OHTDQiXD0eAOg5cAWh4lQrkKvDnM=[/tex],其中[tex=0.714x1.0]Hl8mr56J4t0Ek5ZoqbFYYg==[/tex]为积分路径的长度,[tex=4.5x2.0]+p6C3GwYvZROoY/ydkReC6WYfuXe35votylqH6vLMw4=[/tex][tex=4.214x1.643]McrF8nInkMohFn6p3T4dc5KNU9rte+g3O5P1a6g4/FA=[/tex].