dub sim check, not all hierarchy required.

opamp_circuits_C_GARRETT/opamps.tex

@@ -1475,6 +1475,13 @@ For Functional Group 2 (FG2), let us map:
 \end{eqnarray*}
 
 This 
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+AUOMATIC chack can reveal WHEN double checking no longer necessary 
+in the hierarchy to cover dub sum !!!!! YESSSS:wq
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 % does not cover what weird side effect may occur though, but then the {\fg} was not modelled correctly in the first place...