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008 950824s1974    us            ||| | eng  
035   $ab10201178-39ule_inst
035   $aLE00645458$9ExL
040   $aDip.to Fisica$bita
084   $a510.46
084   $a510.65
100 1 $aSinger, Ivan$0334747
245 14$aThe theory of best approximation and functional analysis /$cIvan Singer
260   $aPhiladelphia :$bSIAM,$cc1974
300   $avii, 95 p. ;$c25 cm.
490 0 $aRegional Conference Series in Applied Mathematics ;$v13
650  4$aFunctional analysis
907   $a.b10201178$b17-02-17$c27-06-02
912   $a991001298789707536
945   $aLE006 510.46+510.47 SIN$g1$i2006000022439$lle006$o-$pE0.00$q-$rl$s-  $t0$u0$v0$w0$x0$y.i10248821$z27-06-02
996   $aTheory of best approximation and functional analysis$981710
997   $aUNISALENTO
998   $ale006$b01-01-95$cm$da  $e-$feng$gus $h4$i1