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第七十六章 心形线(2 / 2)

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“后来呢?”,娜塔莉此时想个普通小姑娘一样急切的询问。

果然每个姑娘心中都有个公主梦啊,哪怕是娜塔莉也不能免俗,吕丘建接着讲道,“小公主的数学在笛卡尔的悉心指导下突飞猛进,每天形影不离的相处使他们彼此产生爱慕之心,公主的父亲国王知道了后勃然大怒,下令将笛卡尔处死,小公主克里斯汀苦苦哀求后,国王将其流放回弗兰国,克里斯汀公主也被父亲软禁起来。”

“笛卡尔回弗兰国后不久便染上重病,他日日给公主写信,因被国王拦截,克里斯汀一直没收到笛卡尔的信。笛卡尔在给克里斯汀寄出第十三封信后就气绝身亡了,这第十三封信内容只有短短的一个公式:r=a(1-sinθ)。国王看不懂,觉得他们俩之间并不是总是说情话的,将全城的数学家召集到皇宫,但没有一个人能解开,他不忍心看着心爱的女儿整日闷闷不乐,就把这封信交给一直闷闷不乐的克里斯汀。”,说道这里娜塔莉的眼角笑了起来,低头打量着自己刚画出来的图形。

“是的,她和你一样马上把方程的图形画出来,看到图形她开心极了,她知道恋人仍然爱着她,原来方程的图形是一颗心的形状,这就是心形线的来历。”,吕丘建指着那张图说道。

当然这个充满知音体的故事根本架不住推敲,首先克里斯汀在那时候已经24岁而不是18岁;其次她的父亲就是大名鼎鼎的古斯塔夫二世,古二爷早在会战中不幸阵亡,到这时候估计连坟墓里的骨头都烂了,哪有机会来处死笛卡尔;还有吕丘建最早看这个文章的时候原文写的是克里斯汀是在直接坐标系上画出这副图案,可r=a(1-sinθ)明明是极坐标方程,而心形线在直角坐标系的方程应该是x^2+y^2+a*x=a*sqrt(x^2+y^2)和x^2+y^2-a*x=a*sqrt(x^2+y^2)。

其他的漏洞就更多了,然而作为一个情商正常的男人,吕丘建知道对于女性来说浪漫的感觉才是最重要的事情,至于事实的真相和逻辑,如果它们不符合浪漫的话那就去死吧!

所以,如果你们在听到那个女性给你们讲述心形线的浪漫故事时,千万不要试图指出这个故事的漏洞,不然的话等待你的只能是注孤生。

当然如果你的数学功底过关的话,还可以在极坐标上画出r=Arccos(sinθ);在参数坐标上画出x=a*(2*cos(t)-cos(2*t)),y=a*(2*sin(t)-sin(2*t)),这些都可以做出心形线。于是乎一个懂浪漫的学霸形象就出现在妹子的面前,你将收获崇拜+5,好感+10的成就,在迈向推倒的道路上又前进了关键一步。

“我想我在数学上的天赋或许比不上笛卡尔,但是我一定会比他幸福的,不是么?”,吕丘建温和的目光看着娜塔莉,轻轻的握住了她的玉手。

心形线的方程其实远不止本章所说的这几种,有兴趣的朋友可以研究下拿去泡妞!

喜欢妖孽学霸请大家收藏:妖孽学霸本站更新速度全网最快。

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