PR #149 implements the NSGA2 optimizer, this issue is a prompt to add other multi-objective optimizers like:

• Directed Search Domain
• Successive Pareto Optimization
• PGEN
  etc.

More information on the various methods o

Currently checkpoints can only be written to disk. It would be better if users could write their own checkpointing mechanisms. In order to do so, a checkpointing trait should be defined. This could be implemented similar to [observers](https://github.com/argmin-rs/argmin/blob/master/s

Issue Description

The GRID entity must use the input parameter machinery.

For Change Control Board: Issue Review

This review should occur before any development is performed as a response to this issue.

• 1. Is it tagged with a type: defect or task?
• 2. Is it tagged with a priority: critical, normal or minor?
• 3. If it w

Many typeclasses should have the correct annotation applied to provide better errors to users.