aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

all tasks

Browse source
This commit is contained in:
Ingy döt Net 2013-04-11 01:07:29 -07:00
parent b83f433714
commit 68f8f3e56b
14735 changed files with 178959 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

6
Task/Truncatable-primes/Mathematica/truncatable-primes.math Normal file
View file

@ -0,0 +1,6 @@
LeftTruncatablePrimeQ[n_] := Times @@ IntegerDigits[n] > 0 &&
And @@ PrimeQ /@ ToExpression /@ StringJoin /@
Rest[Most[NestList[Rest, #, Length[#]] &[Characters[ToString[n]]]]]
RightTruncatablePrimeQ[n_] := Times @@ IntegerDigits[n] > 0 &&
And @@ PrimeQ /@ ToExpression /@ StringJoin /@
Rest[Most[NestList[Most, #, Length[#]] &[Characters[ToString[n]]]]]