Another home run of an article man!

I have a unrelated question... Something I haven’t been able to figure out... What’s the hook on the nose mean? Iv’e seen the Sigma painted plenty of times in relation to stealth. But I can’t place the “hook”.

I have a unrelated question... Something I haven’t been able to figure out... What’s the upside down looking hook on the nose you see on some F-117s stand for? Iv’e seen the Sigma plenty of times in relation to stealth. But never the “hook”.