Wei Wei, geometry was an ancient Greek game until it wasn't.

来源: renqiulan 于 2023-05-15 16:10:10 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)

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• Thanks, Qiulan, for enlightening me. -寒苇- ♀ 给 寒苇 发送悄悄话 寒苇 的博客首页 (0 bytes) () 05/15/2023 postreply 16:23:21

• We learn from each other. -renqiulan- ♂ 给 renqiulan 发送悄悄话 renqiulan 的博客首页 (0 bytes) () 05/15/2023 postreply 16:24:56

• True. -寒苇- ♀ 给 寒苇 发送悄悄话 寒苇 的博客首页 (0 bytes) () 05/15/2023 postreply 16:25:50

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