LEADER 01012nam0-22003131i-450- 001 990000999550403321 035 $a000099955 035 $aFED01000099955 035 $a(Aleph)000099955FED01 035 $a000099955 100 $a20000920d1962----km-y0itay50------ba 101 0 $aeng 200 1 $aOn Formally Undecidable Propositions of Principia Mathematica and Related Systems$fKurt Godel$gtranslated by B. Meltzer$gwith Introduction by R.B. Braithwaite 210 $aEdinburgh [etc.]$cOliver & Boyd$d1962 215 $aviii, 72 p.$d20 cm 610 0 $aLogica 610 0 $aRicorsività 676 $a160 700 1$aGödel,$bKurt$0346201 702 1$aBraithwaite,$bRichard Bevan$f<1900-1990> 702 1$aMeltzer,$bBernard 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990000999550403321 952 $a7-124$b3826$fFI1 959 $aFI1 996 $aFormally undecidable propositions of Principia mathematica and related systems$91427513 997 $aUNINA DB $aING01