b2000mIntroducing the stunning MRG-B2000, a proud addition to the MR-G , the pinnacle of the G-SHOCK brand. The meticulous attention to construction, function, materials, and finishes that is the hallmark of MR-G delivers the strength and beauty that has always been at the heart ofNumerical integration scheme: Position and numbering of integration points. Tetrahedral (TE) Elements . TE elements define tetrahedral elements in R 3.B2000++ node identifiers (n_i)