divNj creates NaN values if a subpopulation of a sociodemographic group is equal to 0

[HenrZu]

Bug description

Assuming that double Nj = this->populations.get_group_total(j);returns 0. Then double divNj = 1.0 / Nj; returns NaN. This functionality is used in the secirvvs, secir and seir.

Version

Linux

To reproduce

run a simulation where the subpopulation of a age group is zero.

Relevant log output

No response

Add any relevant information, e.g. used compiler, screenshots.

No response

Checklist

• [X] Attached labels, especially loc:: or model:: labels.
• [X] Linked to project