Blogtrottr Changes are afoot at Blogtrottr! By popular request, we're bringing in paid plans with some cool new features (and more on the way). You can read all about it in our blog post. Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 發問中 Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 發問中 數學坐標軸的原點是0還是O？ Jun 28th 2013, 07:11 [unable to retrieve full-text content]請問： 數學坐標軸的原點(0,0) 以數學家的標準 應該標示為0還是O？ 這兩個有差嗎？ 如果是O的話 應該是大寫O還是小寫o？ 謝謝。 0_o... You are receiving this email because you subscribed to this feed at blogtrottr.com. If you no longer wish to receive these emails, you can unsubscribe from this feed, or manage all your subscriptions...
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