幹嘛活到 85歲
Natural logarithm - Wikipedia, the free encyclopedia幹嘛活到 85歲? 有個65歲的老頭子,拿著全部過關的健康檢查報告,頗滿意的問醫生:「以65歲的年紀來說,已經挺不錯了吧?你覺得我可以活到85嗎?」醫生問:「我不知道 --- 你喝不喝酒、抽不抽煙、嗑不嗑藥.....???!!!」老先生回答:「對!除了上教堂、聖誕節偶爾喝點紅酒,20多歲後The natural logarithm of a number is its logarithm to the base e, where e is an irrational and transcendental constant approximately equal to 2.718 281 828. The natural logarithm of x is generally written as ln x, log e x, or sometimes, if the base e is i...
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