000 00297nam a2200121Ia 4500
999 _c631
_d631
020 _a8173715319
100 _aCohen,J.S.
_96556
245 _aComputer Algebra And Symbolic Computation Elementary Algorithms
250 _a0Ed
260 _bUniverisites Press
300 _a324p.
_bRs:350
490 _a0631