Nuprl Definition : rng_lsum
Σ{r} x ∈ as. f[x] == reduce(+r;0;map(λx.f[x];as))
Definitions occuring in Statement :
map: map(f;as),
reduce: reduce(f;k;as),
lambda: λx.A[x],
rng_zero: 0,
rng_plus: +r
Definitions occuring in definition :
reduce: reduce(f;k;as),
rng_plus: +r,
rng_zero: 0,
map: map(f;as),
lambda: λx.A[x]
FDL editor aliases :
rng_lsum
Latex:
\mSigma{}\{r\} x \mmember{} as. f[x] == reduce(+r;0;map(\mlambda{}x.f[x];as))
Date html generated:
2018_05_21-PM-09_32_37
Last ObjectModification:
2017_12_11-PM-00_33_26
Theory : matrices
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