*0011561905 *008090325s2009 xx# 000 0 nob *019 $bk *08230$a512 *100 $aHag, Per$_27194900 *245 $aAlgebra og geometri$n3$pSamspillet som ble borte *300 $aS. 55-56 : ill. *650 $aGeometri$2norart$_15691700 *650 $aalgebra$9nor$2norart$_129537500 *700 $aLindstrøm, Tom$_45261400 *773 $tTangenten$gÅrg. 20, nr. 1 (2009)$x0802-8192$w(NO-LaBS)552650(tnr) *999 $z900446431$anorart:900446431 ^