| {{{1}}} | {{{2}}} {{{3}}} {{{4}}} {{{5}}} {{{6}}} {{{7}}} → {{{8}}} | {{{9}}} then= {{{sol1}}} | {{{11}}} – {{{12}}} | {{{10}}} then= {{{sol2}}} | then={{{cv}}} = {{{cvsol}}} | {{{13}}} |-