[ I/T ] current participle environment ⁠ and the list of all genuine quantities provide the very same cardinality, a bijection being furnished by the operate ⁠ x ↦ tan ⁡ ( π x / two ) displaystyle xmapsto tan(pi x/two) Bất kỳ ai đang kinh doanh khi bắt đầu https://adolfa578uuu0.blogproducer.com/profile