linopy.expressions.LinearExpression.sum#
- LinearExpression.sum(dims=None, drop_zeros=False)#
Sum the expression over all or a subset of dimensions.
This stack all terms of the dimensions, that are summed over, together.
- Parameters:
dims (
str/list
, optional) – Dimension(s) to sum over. The default is None which results in all dimensions.- Returns:
linopy.LinearExpression
– Summed expression.