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第九十章 阿拉伯数字

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最新网址:m.ltxsdz.com

李淳风聚精会神的听了半天,摇摇头说道:“倒是个新奇的物事,但也仅此而已,并没有比我们的算法高明多少……咦!不对!”

忽然惊呼一声,仔细一想,惊喜道:“这数字书写简便,初始并不觉得如何,但越是涉及到复杂的数字,越是计算简便!真是天才的想法……”

当即拿过房俊的“铅笔”,在纸上写写画画。

他写了两个很大的数值相加,列出算式很快就算出结果,然后又列出两个数值相乘,铺以乘法口诀,顿时惊喜不已:“没有算筹,依然可以如此便捷的得出结果,不错不错!”

还在用算筹吗?要不要再把算盘弄出来震一震你呢……房俊心想。

当然只是想想而已,可不敢再多事儿……

李淳风叹服道:“如此简便之数字,以前居然从未耳闻,惭愧惭愧……至今以后,贫道可省心多矣。”

房俊深以为然。

李淳风是太史令,掌管历法的修订,换言之就是个天文学家。天文学需要同大量的数据运算打交道,所以古今中外,但凡天文学家其本身必是个具有相当水准的数学家。

难怪李淳风得此“阿拉伯数字”如获至宝。

闷头研究一会儿,李淳风拿着房俊那张图纸欣喜的走了,连房俊虚情假意的留饭都推迟了。

待到李淳风走后,房俊猛地想起一事。

这牛鼻子今日前来,必是为了昨夜那首词的缘故,想来自己当时随口吟诵,他并未听得真切,所以来讨要全词。这会儿因为阿拉伯数字暂时忘了这茬儿,等到回家想起来,岂不是还会再上门来?

房俊是看到李淳风这个半仙儿就头疼,赶紧小跑回书房,挥毫拨墨一气呵成,将整首《清平乐》誊抄下来,命仆役赶紧追上李淳风给他送过去。

以后这牛鼻子不会再来了吧?

房俊嘘出口气,做到胡凳上,拿起茶盏抿了一口,却突然跳了起来!

完蛋!

刚才一时情急,只想着快快将牛鼻子打发掉,居然顺手就是用了自己惯用的“赵体”来誊抄那首词……

那家伙不会再看上“赵体字”,又跑回来“讨教”吧?

房俊出了一脑门儿汗,当即大喝道:“那牛鼻子再回来,便说某要闭关,谁都不见!”

当即收拾一下,跑到后山铁匠铺去了……

[记住网址龙腾小说ltxs520.com]

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