Ga $$\dot n$$ $$\underset{\raise0.3em\hbox{$\smash{\scriptscriptstyle\cdot}$}}{m} $$ $$\underset{\raise0.3em\hbox{$\smash{\scriptscriptstyle\cdot}$}}{s} $$ $$\underset{\raise0.3em\hbox{$\smash{\scriptscriptstyle\cdot}$}}{n} $$ na of VY?PTI (1)