Nuprl Definition : num-digits
num-digits(k)==r if (k) < (10) then 1 else eval k' = k ÷ 10 in 1 + num-digits(k')
num-digits(k) == fix((λnum-digits,k. if (k) < (10) then 1 else eval k' = k ÷ 10 in 1 + (num-digits k'))) k
Definitions occuring in Statement :
callbyvalue: callbyvalue,
less: if (a) < (b) then c else d,
apply: f a,
fix: fix(F),
lambda: λx.A[x],
divide: n ÷ m,
add: n + m,
natural_number: $n
Definitions occuring in definition :
fix: fix(F),
lambda: λx.A[x],
less: if (a) < (b) then c else d,
callbyvalue: callbyvalue,
divide: n ÷ m,
add: n + m,
natural_number: $n,
apply: f a
FDL editor aliases :
num-digits
Latex:
num-digits(k)==r if (k) < (10) then 1 else eval k' = k \mdiv{} 10 in 1 + num-digits(k')
Latex:
num-digits(k) ==
fix((\mlambda{}num-digits,k. if (k) < (10) then 1 else eval k' = k \mdiv{} 10 in 1 + (num-digits k'))) k
Date html generated:
2017_10_04-PM-11_01_25
Last ObjectModification:
2017_06_02-AM-11_48_24
Theory : reals_2
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