Tractable

Tractable (meaning "easily managed") may refer to:

1. Capable of being easily led, taught, or managed; docile; manageable; governable. 
2. Capable of being shaped; malleable. 
3. (obsolete) Capable of being handled or touched; palpable; practicable; feasible; serviceable.
4. (mathematics) Sufficiently operationalizable or useful to allow a mathematical calculation to proceed toward a solution. Another involves the use of mathematical closed-form expressions
5. (computer science) Of a decision problem, algorithmically solvable fast enough to be practically relevant, typically in polynomial time.