to_lsfi: Convert level set multi-index (lsmi) to flat index (lsfi)
Description
Convert level set multi-index (lsmi) to flat index (lsfi)
Usage
to_lsfi(lsmi, num_intervals)
Value
A flat index corresponding to the multi-index.
Arguments
- lsmi
Level set multi-index.
- num_intervals
Number of intervals.