We observe that a trellis - either tail-biting or conventional - is linear if and only if it factors into a product of elementary trellises ... arises from a certain n/spl times/n characteristic ...

To mimic bone extracellular matrix, we present an innovative strategy for constructing ... and nanofibers in the R-PCL-tHA/pep and A-PCL-tHA/pep groups. Tables showing elementary composition of tHA ...