<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[idealguy的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/idealguy</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; idealguy]]></copyright><item><title><![CDATA[寻找曼德勃罗特分形宇宙中最西边的元祖 (续集) 【分形】]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/131600364</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/131600364</guid><author>idealguy</author><pubDate>Fri, 07 Jul 2023 17:00:40 +0800</pubDate><description><![CDATA[​继续寻找曼德勃罗特Mandelbrot分形宇宙中最西边的元祖(Buddhas)。这次采用Ultra-Fractal-5，具备无限浮点计算精度。]]></description><category></category></item><item><title><![CDATA[寻找曼德勃罗特Mandelbrot分形宇宙中最西边的元祖(Buddhas)]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/131335437</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/131335437</guid><author>idealguy</author><pubDate>Wed, 21 Jun 2023 23:27:29 +0800</pubDate><description><![CDATA[寻找曼德勃罗特Mandelbrot分形宇宙中(双精度浮点意义下)最西边的元祖(Buddhas)。目前最新的进展，最西边的元祖为。]]></description><category></category></item><item><title><![CDATA[阿拉伯数字转成中文字串的算法]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/130756621</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/130756621</guid><author>idealguy</author><pubDate>Thu, 18 May 2023 22:29:20 +0800</pubDate><description><![CDATA[阿拉伯数字转成中文字串的算法]]></description><category></category></item><item><title><![CDATA[两个割圆术计算PI公式在计算精度上的差别]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/128839956</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/128839956</guid><author>idealguy</author><pubDate>Wed, 01 Feb 2023 20:24:16 +0800</pubDate><description><![CDATA[割圆术计算圆周率的两个公式，在有限精度计算的条件下，其中一个将造成精度损失，而另外一个则可以达到全部精度。]]></description><category></category></item><item><title><![CDATA[圆周率中查找指定数字]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/114808297</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/114808297</guid><author>idealguy</author><pubDate>Sun, 14 Mar 2021 22:58:38 +0800</pubDate><description><![CDATA[圆周率中查找指定数字

据说今天数学日，一时兴起，随手编了个程序。PyDays, 来show一下：圆周率中寻找指定数字。

有兴趣的可以下载这个PC程序：

查找优快云资源或 网盘链接：https://pan.baidu.com/s/1NbkBAppYVvR4O4k0Pzm9CQ 提取码：3d14




...]]></description><category></category></item><item><title><![CDATA[2021-03-01]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/114273675</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/114273675</guid><author>idealguy</author><pubDate>Mon, 01 Mar 2021 22:48:22 +0800</pubDate><description><![CDATA[电脑能够上网却显示“无Internet”问题的解决

转载自百度贴吧




]]></description><category></category></item><item><title><![CDATA[Happy 2021 !  算术贺新年]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/113486891</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/113486891</guid><author>idealguy</author><pubDate>Sun, 31 Jan 2021 23:07:17 +0800</pubDate><description><![CDATA[Happy 2021 ! 算术贺新年

1,2,3,4,5,6,7,8,9或 9,8,7,6,5,4,3,2,1，

不改变位置，用加减乘除四则运算得到2021。编程搜索得到所有的表达式，不亦乐乎！

VB6编程实现。资源下载：https://download.youkuaiyun.com/download/idealguy/14967999

步骤：

1）递归得到所有逆波兰表达式，判断运算结果是否等于给定数值（2021）。排除 “减去0” 和 "除以1"的所有中间结果（因为和+0，*1重复）。

2）将逆波...]]></description><category></category></item><item><title><![CDATA[Python 最简代码实现万位高精度圆周率π的计算]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/106765412</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/106765412</guid><author>idealguy</author><pubDate>Mon, 15 Jun 2020 16:39:57 +0800</pubDate><description><![CDATA[利用Python的特殊功能，简单实现万位高精度圆周率计算。

啥也别说了，直接给代码：


# -*- coding: UTF-8 -*-
# calculating PI with a simple series
# Author: Idealguy，Shanghai，2018
# pi=2*(1+1/3+1/3*2/5+1/3*2/5+3/7+...)
#
n=10000+4
p=2*10**n
a=p//3; p+=a
i=2
while a&gt;0:
    a=a*i//(i*2+1); i+=]]></description><category></category></item><item><title><![CDATA[Python 实现：分治法提高大数阶乘计算速度]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/82934790</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/82934790</guid><author>idealguy</author><pubDate>Wed, 03 Oct 2018 23:27:10 +0800</pubDate><description><![CDATA[(一），用Python简单实现大数阶乘的全部结果位数：

计算时间：

N=10000，耗时:  0.062秒

N=100000, 耗时:  14.1秒



#-*-coding:utf8;-*-
# 大数阶乘计算
# Idealguy,2018
import time

def factoria(N):
    a=1
    for i in range(2,N+1):
        a...]]></description><category></category></item><item><title><![CDATA[Python 实现丘德诺夫斯基（Chudnovsky）法計算高精度圓周率]]></title><link>https://blog.youkuaiyun.com/idealguy/article/details/82929032</link><guid>https://blog.youkuaiyun.com/idealguy/article/details/82929032</guid><author>idealguy</author><pubDate>Tue, 02 Oct 2018 22:31:10 +0800</pubDate><description><![CDATA[【原创】

本文利用Python自带的高精度整型计算功能，实现丘德诺夫斯基（Chudnovsky）法計算高精度圓周率。计算速度比马青公式要快。

经过艰苦的调试，实现该计算，10万位的计算在秒级完成。以下是计算截图：

 

 



以下是代码：


# -*- coding: UTF-8 -*-
# 丘德诺夫斯基法計算高精度圓周率程序
# Calculating PI with Chudnov...]]></description><category></category></item></channel></rss>