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    <SEQUENTIAL>
      <record key="001" att1="001" value="LIB902240304" att2="LIB902240304">001   LIB902240304</record>
      <field key="037" subkey="x">englisch</field>
      <field key="050" subkey="x">Buch</field>
      <field key="076" subkey="">Formalwissenschaft</field>
      <field key="100" subkey="">cooper, leon</field>
      <field key="104" subkey="a">steinberg, david</field>
      <field key="331" subkey="">introduction to methods of optimization</field>
      <field key="403" subkey="">1. ed.</field>
      <field key="410" subkey="">philadelphia, london, toronto</field>
      <field key="412" subkey="">w.b. saunders company</field>
      <field key="425" subkey="">1970</field>
      <field key="433" subkey="">vii, 381 pp.</field>
      <field key="517" subkey="c">from the table of contents: introduction; matrix algebra; n-dimensional geometry and convex sets; classical optimization; search</field>
      <field key="tec" subkey="h">niques: unconstrained problems; linear programming; linear programming: additional topics; nonlinear programming; integer</field>
      <field key="pro" subkey="g">ramming;</field>
      <field key="540" subkey="">0-7216-2693-9</field>
      <field key="544" subkey="">4949-A</field>
    </SEQUENTIAL>
  </section>