What is
Right Concentration?
Fixing the
mind to a single object ("One-pointedness of mind"): this is
concentration.
The four Fundamentals of
Attentiveness (seventh step): these are the objects of concentration.
The four Great Efforts (sixth step): these are the requisites for concentration.
The practicing, developing and cultivating of these things: this is the "Development" of concentration.
Right Concentration has two degrees of development:
Neighborhood concentration
Attainment concentration
Neighborhood Concentration approaches the first
trance, without however attaining it.
Attainment concentration is the .