The Abhidharmsamuccaya, an introductory abhidharma of the combined vehicle of the sravaka and the mahayana presented with an eye to also orienting mixed sanghas to some rudamentary yogacara views.
The first chapter on the charactoristics and the 4 noble truths may have been adapted from two seprate earlier works with the last chapters being composed as topical. The whole work seems to re-iterate the Yogacarabhumi's literary creation. It might be concidered a Cliff's Notes for the YBh Sastra as an Encyclopedia.
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