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Computer Science
Hendrik Jan's user avatar
Hendrik Jan's user avatar
Hendrik Jan's user avatar
Hendrik Jan
  • Member for 11 years, 10 months
  • Last seen this week
  • Netherlands
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Top posts
View all questions and answers
answer
60
Minimum spanning tree vs Shortest path
Dec 10, 2013
answer
38
Algorithms computing if a number is a multiple of 3
Jan 11, 2013
question
36
Planar regular languages
Sep 12, 2019
answer
28
Planar regular languages
Sep 12, 2019
answer
26
Why are computability problems always written in full caps?
Aug 23, 2023
answer
24
How to find middle element of linked list in one pass?
Apr 20, 2016
answer
22
Can a tree be traversed without recursion, stack, or queue, and just a handful of pointers?
Nov 8, 2013
question
20
Are context-free languages in $a^*b^*$ closed under complement?
Apr 7, 2013
answer
19
Languages that satisfy the pumping lemma but aren't regular?
Jan 27, 2013
answer
19
Proof that for 2n nodes of +1 and -1 position doesn't count
Nov 28, 2021
Top Meta posts
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10
Insufficient nominees for moderator election: What happens next?
9
Will we have winter hats this year?
7
Computer Science — Top User Swag!
6
Comments on deleted answers
5
computer contest problems
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13
Is the inclusion of a regular language in a context-free language decidable?
11
Non-isomorphic minimal non-deterministic finite automata
11
Finite state transducer that sorts
7
iterations of a $\epsilon$-FSM transducer on a tape as equivalent to a TM computation
6
Does there exist a universal pushdown automaton?