Woit · §2.2 The group U(1) and its representations
英文原文
原文定义摘录
Definition (The group ). The elements of the group are points on the unit circle, which can be labeled by a unit complex number , or an angle with and labeling the same group element for . Multiplication of group elements is complex multiplication, which by the properties of the exponential satisfies
so in terms of angles the group law is addition (mod 2).
来源与版本
正文:英文原文
来源版本:2025-10-20
原文位置:§2.2;PDF 页 34;印刷页 17
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来源 PDF SHA-256:5a1941b2443b54d5db3d055f1e5ba390429b7a728475258017aaac87ee85a837