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Continue to ChatUniversal covering group of a Lie group - https://avesis.yildiz.edu.tr/advisingtheses/details/416e35b4-c808-4477-b75d-704ad476ea87/universal-covering-group-of-a-lie-group
Universal covering group of a Lie group - https://avesis.yildiz.edu.tr/advisingtheses/details/416e35b4-c808-4477-b75d-704ad476ea87/universal-covering-group-of-a-lie-group