{HEAD ~ The first differential pair} is configured to feed a first differential current inversely to {TAIL ~ the emitter follower pair} so that a transconductance of the emitter follower pair changes inversely to compensate for a change in a transconductance of the first differential pair 
{ HEAD ~ The first differential pair } is configured to feed a first differential current inversely to { TAIL ~ the emitter follower pair } so that a transconductance of the emitter follower pair changes inversely to compensate for a change in a transconductance of the first differential pair
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH