Lloyd KNEW about the Gefjun theory. Didn't know how to apply it.
Rakshata KNEW about the Gefjun theory, KNEW how to apply it.
That's their shared knowledge.
Hadron cannon, the shields, the fucking float system are all Lloyd's and Rakshata could have just read that shit from the onboard computer.
Stop being a douche. Lloyd is superior. Your Rakshata got a freebie from a GUNDAMJACK.