Does Nyu have Vectors? And if not, why?
I notice that when Lucy's mind switches to Nyu (looks like), there are no Vectors anymore, aren't there? And most of all, is Nyu a Diclonius?
Does Nyu have Vectors? And if not, why?
I notice that when Lucy's mind switches to Nyu (looks like), there are no Vectors anymore, aren't there? And most of all, is Nyu a Diclonius?
Nyu is a Diclonious, she's a regressed split personality of Lucy. They share the same body
Whilst it's not explained in depth how Vectors work, it's understood that Vectors are controlled by the user's mind and are telepathic in nature.
Vectors come in several potencies depending on the frequency of the user's brainwaves:
Reference - Elfen Lied Wikia on Vectors
When Lucy is 'Nyu', her intellect and capabilities vastly drop. You may remember when she wet herself in Kouta's house, or the fact that she could only say Nyu when she first met Kouta. We can assume from this that her ability to manifest Vectors is inaccessible due to the decreased mental ability she has with this personality change.