Simple proof that any covariance matrix is positive semi-definite

[@Andrew_J123]

Hey. Thanks for making this channel! I use RUclips to teach myself stuff and your clear explanations really make things easy for me! Your channel has been of great help. Best wishes moving forwards

[@beanfactory]

the thumbnail says denifite

[@BruneiMathClub]

Ugh... so embarrassing, but thanks! Now it's fixed.