[ I/T ] current participle environment ⁠ as well as set of all genuine figures possess the exact cardinality, a bijection being supplied by the functionality ⁠ x ↦ tan ⁡ ( π x / two ) displaystyle xmapsto tan(pi x/2) Bất kỳ ai đang kinh doanh khi bắt đầu https://rebeccap012eec3.wikiannouncement.com/user