Problem cause

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causes of a problem here are not known, in which case root cause analysis is employed to find the causes and identify corrective actions.

3. 
   In chess, a problem is a puzzle, often for others to get instruction or intellectual satisfaction from determining the solution.
   
4. 
   In academic discourse a problem is a challenge to an assumption, that requires synthesis and reconciliation. It is a normal part of systematic thinking, the address of which adds to or detracts from the veracity of a conclusion or idea. Problematization is employed to fix these kinds of problems.
   

5. 
   A good example of an optimization problem is the travelling salesperson problem. Another good example of this type of problem is how to optimize and tune the electronic telescope arrays in Arizona so as to maintain connectivity with Voyager satellites as they begin to leave the solar system.
   
6. 
   In rock climbing, a problem is a series of rocks. For more challenging courses, a climber would seek out those rock climbing walls that require a longer reach or, perhaps, even a lunge.
   

OF PROBLEMS