
ON THE GEOMETRICAL MEANING OF THE 3-DIMENSIONAL TOPOLOGICAL TERM IN THE 2+1 DIMENSIONAL σ MODEL
侯伯宇, 王育邠, 张历宁
理论物理通讯 ›› 1985, Vol. 4 ›› Issue (3) : 351-360.
ON THE GEOMETRICAL MEANING OF THE 3-DIMENSIONAL TOPOLOGICAL TERM IN THE 2+1 DIMENSIONAL σ MODEL
ON THE GEOMETRICAL MEANING OF THE 3-DIMENSIONAL TOPOLOGICAL TERM IN THE 2+1 DIMENSIONAL σ MODEL
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