Fix RowOp apply_mut. dev

remove unneeded trait bound dev

NormConstraint with radius dev

Need to construct weighted norms using macros due to compiler (overflow) bugs dev

Weighted norms dev

Move Sum to operator_arithmetic as MappingSum dev

Split out and generalise Weighted dev

Discrete gradients dev

(0) -30 -10 -8 +8 +10 tip

mercurial