00346nam a2200133Ia 4500003000400000005001700004008004100021020001800062082001800080100002100098245005400119260002900173300001000202TMU20260110111609.0161008s9999    xx            000 0 und d  a9780817632236  a530.15bEnn-C  aEnns, Richard H.  aComputer Algebra Recipes for Mathematical Physics  bBirkhauserc2005aboston  a390p.