Topology - chi_A: XtoR, is continuous at x iff x is not in the frontier of A
![](https://i.ytimg.com/vi/uYfnHSGpnNE/mqdefault.jpg)
2:44
Topology - Open/Closed Map. The exponential map, the folding map, the winding map.
![](https://i.ytimg.com/vi/vn_qpWETVo8/mqdefault.jpg)
7:05
Analysis - Pointwise/uniform convergence of sequence of functions on set A
![](https://i.ytimg.com/vi/lHscezT8HHc/mqdefault.jpg)
4:48
Analysis - Pointwise and Uniform Convergence of Sequences of Functions on Set A
![](https://i.ytimg.com/vi/ahGGanfPDJw/mqdefault.jpg)
16:50
A novel method for boiling eggs (and a talk about egg prices & public science)
![](https://i.ytimg.com/vi/8urzOH10LEM/mqdefault.jpg)
16:31
How to Stop Procrastinating and Finally Take Action
![](https://i.ytimg.com/vi/u5lmGv93pGA/mqdefault.jpg)
10:01
Yet Another INSANE AI From China: First DeepSeek Now ByteDance (Beyond Scary)
![](https://i.ytimg.com/vi/NfyfWtY1srg/mqdefault.jpg)
19:22
Lucid Motors CEO on Gravity SUV, Future Tech & Mass Market Expansion
![](https://i.ytimg.com/vi/WEFsPMIOCqY/mqdefault.jpg)
25:59