Complex sentence: Both of these must be replaced with other algebraic forms in order to be solved: an advanced notion of perimeter, which includes hypersurfaces bounding volumes in n-dimensional Euclidean spaces can be found in the theory of Caccioppoli sets.
Split into simpler sentences: Both of these must be replaced with other algebraic forms in order to be solved. An advanced notion of perimeter, which includes hypersurfaces bounding volumes in n-dimensional Euclidean spaces can be found in the theory of Caccioppoli sets.