为什么我的电子邮件会跳到论文开始之前的页面？
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\title{Outer approximations of core points for integer programming\thanks{Supported by NSERC grant RGPIN-2015-04955}}
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%\titlerunning{Outer approximations of core points}
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\author{Naghmeh Shahverdi\and
David Bremner}
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%\authorrunning{ David Bremner and Naghmeh Shahverdi }
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%\institute{University of New Brunswick, Fredericton, NB, E3B 5A3 , Canada \\
\email{\{ nshahver,bremner \}@unb.ca}}
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