atmaikya bodha

the word aikya is  used when two things are brought together. but aikya really as per sastra, means ekasya bhavaha,oneness. there is only one self. between jeewa and jeewa  is no diff..between jeewa and jagat, there is no diff.between jeewa and iswara there is no diff.  knowledge of this oneness or nondiff. is called  atmaikya bodha.but this expressions generally used for the knowledge of the oneness jeewa and iswara,the jagat being non separate from iswara. freedom or liberation is not accomplished  without the knowledge of oneness of the self with Brahman. atmaikya  bandhena vina vimukthih, na sidhyathi. you may keep doing all the karmic activities for a very long time,for the tenure of one hundred brahmajis,still moksha is not accomplished.pl note that brahmaji,s tenure extends from the beginning of the creation till it,s dissolution,when new creation begins,brahmaji gets replaced.sastra here says even if we keep doing activities for the tenure of  a hundred brahmajis still one cannot accomplish moksha without the knowledge of oneness of the self with brahman.