Nuprl Definition : maps-compact
maps-compact(I;J;x.f[x]) ==
  ∀n:{n:ℕ+| icompact(i-approx(I;n))} 
    ∃m:{m:ℕ+| icompact(i-approx(J;m))} . ∀x:{x:ℝ| x ∈ i-approx(I;n)} . (f[x] ∈ i-approx(J;m))
Definitions occuring in Statement : 
icompact: icompact(I)
, 
i-approx: i-approx(I;n)
, 
i-member: r ∈ I
, 
real: ℝ
, 
nat_plus: ℕ+
, 
all: ∀x:A. B[x]
, 
exists: ∃x:A. B[x]
, 
set: {x:A| B[x]} 
Definitions occuring in definition : 
i-approx: i-approx(I;n)
, 
i-member: r ∈ I
, 
real: ℝ
, 
set: {x:A| B[x]} 
, 
all: ∀x:A. B[x]
, 
icompact: icompact(I)
, 
nat_plus: ℕ+
, 
exists: ∃x:A. B[x]
FDL editor aliases : 
maps-compact
Latex:
maps-compact(I;J;x.f[x])  ==
    \mforall{}n:\{n:\mBbbN{}\msupplus{}|  icompact(i-approx(I;n))\} 
        \mexists{}m:\{m:\mBbbN{}\msupplus{}|  icompact(i-approx(J;m))\}  .  \mforall{}x:\{x:\mBbbR{}|  x  \mmember{}  i-approx(I;n)\}  .  (f[x]  \mmember{}  i-approx(J;m))
Date html generated:
2016_10_26-AM-09_57_55
Last ObjectModification:
2016_08_24-PM-01_00_09
Theory : reals
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