Retrieves or defines the row sums (before closure).

## Usage

```
get_totals(x)
set_totals(x) <- value
# S4 method for CompositionMatrix
get_totals(x)
# S4 method for CompositionMatrix
set_totals(x) <- value
```

Retrieves or defines the row sums (before closure).

```
get_totals(x)
set_totals(x) <- value
# S4 method for CompositionMatrix
get_totals(x)
# S4 method for CompositionMatrix
set_totals(x) <- value
```