LEADER 01108nam a2200301 i 4500 001 991001338339707536 005 20020507191633.0 008 010123s1998 ||| ||| | eng 020 $a9810236018 035 $ab10833584-39ule_inst 035 $aLE01310728$9ExL 040 $aDip.to Matematica$beng 082 0 $a521.4 084 $aAMS 13A99 100 1 $aHebisch, U.$0536779 245 10$aSemirings :$balgebraic theory and applications in computer science /$cU. Hebisch, H. J. Weinert 260 $aSingapore ; River Edge, N.J. :$bWorld Scientific,$c[1998?], c1993 300 $avi, 361 p. ;$c26 cm. 490 0 $aSeries in algebra ;$v5 500 $aIncludes bibliographical references (p. [336]-351) and index 650 4$aSemirings (Mathematics) 700 1 $aWeinert, Hanns Joachim 907 $a.b10833584$b23-02-17$c28-06-02 912 $a991001338339707536 945 $aLE013 13A HEB11 (1998)$g1$i2013000125183$lle013$o-$pE0.00$q-$rl$s- $t0$u2$v1$w2$x0$y.i10942853$z28-06-02 996 $aSemirings$9923469 997 $aUNISALENTO 998 $ale013$b01-01-01$cm$da $e-$feng$gxx $h0$i1