• 2022-05-30
    性质2 设[tex=1.0x1.143]9cU5eOmuFQnHDEd2Hh02gQ==[/tex]为分割[tex=0.714x1.286]atrPPistVyxj7cY8rjePCQ==[/tex]添加[tex=0.571x1.0]FGGpnaR8m8C48rN8O0c7aw==[/tex]个新分点后所得到的分割[br][/br]则[tex=15.929x3.071]rZM5/OPAdr7aX+kNl9iwpOYzJgg4nz4IDjN2wsqmWqkQXCA7IVhEzCairvjztEuE9EyP3c+lbVm50q505csC6WWM1n3Q5fB7mdulOw8Fcsz826LvDyHcM85L5zqxUxLXFGpSqz1r+NFDOUE55fqmGW3wad7DjRq4rxKCXUSf2KhywLyPcjhiuMIBJE8BRGyo[/tex][br][/br]性质3 若[tex=1.0x1.143]hxAvI7fHJ/gl9ivAgZeY4w==[/tex]与[tex=1.214x1.286]Mza+b8u3bG2k6uxmTl7PDbwN1OUWTprL8vY8W1ADwOc=[/tex]为任意两个分割,[tex=4.286x1.286]27LpPSEVoCmUxG6lvPuUOTMrQqfVFvpZGkETSWawM7FTo8klpCTwZZH/O05uauGx[/tex]表示把[tex=1.0x1.143]hxAvI7fHJ/gl9ivAgZeY4w==[/tex]与[tex=1.214x1.286]Mza+b8u3bG2k6uxmTl7PDbwN1OUWTprL8vY8W1ADwOc=[/tex]的所有分点合并得到的分割则[tex=14.5x3.214]rZM5/OPAdr7aX+kNl9iwpFSB216sNfRA9ZtgOapS5IZ8V4o6Hg0n1ldQ8F/Nj9AUsehyMJwBeoxoDSCCaxpmMF+2yKS5LbM0FSHNGCTGBM/1CtaX47fW0Wf5to/t71G12YdsSI2fDyWJjJ5gsxVO9hoz1KtqbXjUoQQlX2y0reJai83voSNT8BenATgbysJpPfJ5019o05IKOL86pRj8MA==[/tex][br][/br]性质6[tex=5.714x2.071]PzTHWRa+lU8LN4Fh18i2ItP5anoFpzKzrtk1baOfXmP553d3Xbgih02WcZJkb4H6[/tex],[tex=5.429x2.071]PzTHWRa+lU8LN4Fh18i2IoIga4F0/A3UoWExrpMOZ3p4crXE7lAy5MmNIHYf1yIf[/tex]证明性质 6 中关于下和的极限式[tex=5.5x2.071]ExAXcnIzDPxQMPDgTe8xv9x7o9kBnYoBTp9C2EfmkK++BSD8BKAILw/G8jiZr3xZ[/tex][br][/br]
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