Item "Insert { }" "math-delim { }"
Separator
Item "Insert matrix" "math-matrix 2 2"
- Item "Insert cases" "math-insert \cases"
+ Item "Insert cases environment" "math-insert \cases"
Item "Add row" "tabular-feature append-row"
Item "Add column" "tabular-feature append-column"
Item "Delete row" "tabular-feature delete-row"