论文标题
对称的单体2类，分类类别
The symmetric monoidal 2-category of permutative categories
论文作者
论文摘要
我们为置换类别定义了张量产品，并证明了许多关键属性。我们表明，该产品使2类排列类别封闭对称单体作为生命值。
We define a tensor product for permutative categories and prove a number of key properties. We show that this product makes the 2-category of permutative categories closed symmetric monoidal as a bicategory.
