33
/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
9407664
899870
1
Public Timelines
Public TimelinesFAQ
Public TimelinesFAQ
For educational institutions For teachers For students Cabinet
For educational institutions For teachers For students Open cabinet
Create
Create a timeline
Public timelines
Library
FAQ

jan 4, 500 - 5世纪,中国南北朝时南朝的祖冲之(429-500)算出圆周率的值到小数点后第七位,比西方人早1000多年

Description:

地点：
人物：
意义：
补充：

Added to timeline:

Ht

Bylee66
29 Mar 2024
0
0
140

Date:

jan 4, 500
Now
~ 1526 years ago
About & FeedbackTermsPrivacyLibraryFAQ
Support 24/7  
CabinetGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL