docs: public DenseDoubleMatrix multT(DoubleMatrix bMat, boolean transposeA, boolean transposeB) {
          int numRowsC = transposeA ? this.getNumColumns() : this.getNumRows();
          int numColsC = transposeB ? bMat.getNumRows() : bMat.getNumColumns();
          DenseDoubleMatrix cMat = new DenseDoubleMatrix(numRowsC, numColsC);
          this.multT(bMat, cMat, transposeA, transposeB);
          return cMat;
      }