推 jtmh: 自然對數111.255.225.135 03/13 00:09
推 asdf8hjkl: 常數 111.83.102.207 03/13 00:10
→ ytes4122: ====xx 60.244.18.33 03/13 00:10
→ jtmh: 尤拉數111.255.225.135 03/13 00:10
推 anthony88022: 自然常數 1.165.47.226 03/13 00:11
推 Mathmaster: 超越數 140.112.249.45 03/13 00:11
推 dayaju: 底數 114.24.159.246 03/13 00:12
→ ytes4122: → jtmh: 尤拉數 60.244.18.33 03/13 00:12
推 jtmh: 收到感謝111.255.225.135 03/13 00:12