Recommendation: Recommended.
Description: User works through the line thinning algorithm to demonstrate proficiencyEvaluation: Surprisingly, its not the exercise that makes this AV, even though the exercise aspect is usually the strong point for Trakla AVs. In this case, stepping through the 'model answer' for an example does a really nice job of getting the algorithm across. Unfortunately, the exercise itself is hard to figure out how to get the mechanics right.