LEADER 01212nam a2200337 i 4500 001 991000693299707536 005 20020507172338.0 008 961031s1972 de ||| | eng 020 $a3540060383 035 $ab10744046-39ule_inst 035 $aLE01300815$9ExL 040 $aDip.to Matematica$beng 082 0 $a511.4 084 $aAMS 41-XX 084 $aAMS 41A35 100 1 $aDeVore, Ronald A.$054899 245 14$aThe approximation of continuous functions by positive linear operators /$cRonald A. DeVore 260 $aBerlin :$bSpringer-Verlag,$c1972 300 $aviii, 289 p. ;$c26 cm 490 0 $aLecture notes in mathematics,$x0075-8434 ;$v293 500 $aBibliography: p. 278-289 650 0$aApproximation theory 650 0$aContinuous functions 650 0$aLinear operators 650 0$aPositive operators 907 $a.b10744046$b23-02-17$c28-06-02 912 $a991000693299707536 945 $aLE013 41-XX DEV12 (1972)$g1$i2013000064321$lle013$o-$pE0.00$q-$rl$s- $t0$u1$v0$w1$x0$y.i1083557x$z28-06-02 996 $aApproximation of continuous functions by positive linear operators$981425 997 $aUNISALENTO 998 $ale013$b01-01-96$cm$da $e-$feng$gde $h4$i1