— dissolution of thought-constructs; — contraction and expansion of powers; — cutting the flow (of prāṇa/apāna); — and so forth; — attentive watching of the two end-points; — etc. (these and similar); — here (in this teaching); — are the means
Here the means are: dissolution of mental constructs, contraction and expansion of the powers, cutting of the prāṇa-currents, contemplation of the beginning and end points, and so on.