{HEAD ~ The operational amplifier} includes inverting and {TAIL ~ non inverting inputs} and a single ended output 
{ HEAD ~ The operational amplifier } includes inverting and { TAIL ~ non inverting inputs } and a single ended output
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH