The first chapter of BS is called 'samanvayaadhyaaya'
(samanvaya + adhyaaya).
samanvaya m. regular succession or order , connected sequence or
consequence , conjunction , mutual or immediate connection (%{At} ind.
, in consequence of "'
adhyAya m. a lesson , lecture , chapter ; reading ; proper time for
reading or for a lesson ; ifc. a reader
The second topic is called 'janmaadyadhikaraNam (janma+aadi+adhikaraNam)
janman n. birth, origin, new birth; existence, life; birthplace,
home; progenitor, father (esp. --- begotten by); creature, being;
relatives, people i.g.; race, kind; nature quality.
Adi m. commencement, beginning, firstling; loc. {Adau} in the
beginning, first. Often adj. --- (also {Adika}) ***beginning with, and
so on***.
adhikaraNa n. (lit. the putting over, placing at the head,
supremacy); substance, something concrete (as the recipient of
qualities, actions, etc.); support, receptacle; relation, esp. the
relation of the locative (g.), **chapter, head (in books)**; court of
justice.
The second suutra:
janmaadyasya yataH
Without sandhi:
janma+aadi; asya; yataH
'brahma(n)' from the first suutra is implied here:
[brahma], yataH; janma+aadi; asya (sandhi: yato* janmaadyasya)
Swami's translation:
(Brahman is that) from which the origin etc., (i.e. the origin,
sustenance and dissolution) of this (world proceed).
Glossary:
asya of this (world)
yataH (that), from which
*) before [*short* 'a' and] voiced consonants -aH is changed
to -o; here 'yataH' -> 'yato'
