% --- start of displayed preamble in the book --- input metaobj % --- end of displayed preamble in the book --- defaultfont:="ptmr8r"; warningcheck:=0; beginfig(1) newBox.m4(btex Element 4 etex); newBox.m5 (btex D$\displaystyle\int_0^\infty {1\over 1+x^2}dx$ etex); newBox.m6(btex Bb etex); newBox.m7(btex C etex); newBox.m8(btex D etex); newMatrix.matc(3,2) (m4,nb,m5,m6,m7,m8) "halign(ew)", "valign(sns)"; matc.c=origin-(0,10cm); drawObj(matc); endfig; end;