munderover-07.tex

\underset{\mathrm{under-2}}{\overset{\mathrm{over-1}}{\underset{\mathrm{under-1}}{\overset{\mathrm{over-2}}{\mathrm{BASE}}}}}=\underset{\mathrm{under-2}}{\overset{\mathrm{over-1}}{\underset{\mathrm{under-1}}{\overset{\mathrm{over-2}}{\mathrm{BASE}}}}}