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complexity-theory

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4 posts edited
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32 Bookmarks

Votes Activity Newest Views Added
49
votes
3
answers
24k
views

Contrasting Peterson’s and Dekker’s algorithms

concurrency synchronization mutual-exclusion
Jan 23 '20 at 23:00 Wandering Logic 16.6k
5
votes
1
answer
12k
views

Difference between page table and inverted page table

operating-systems
Mar 23 '20 at 14:17 alexlomba87 103
13
votes
2
answers
18k
views

Time complexity of a triple-nested loop

algorithms time-complexity algorithm-analysis
Aug 24 '12 at 22:01 andy mcevoy 213
10
votes
1
answer
750
views

Complexity of a naive algorithm for finding the longest Fibonacci substring

algorithms algorithm-analysis runtime-analysis strings substrings
Mar 24 '16 at 23:41 Yuval Filmus 246k
11
votes
2
answers
17k
views

Master theorem not applicable?

proof-techniques asymptotics recurrence-relation master-theorem
Apr 17 at 21:55 Community♦ 1
13
votes
2
answers
8k
views

How to prove P$\neq$NP?

complexity-theory p-vs-np
Dec 23 '15 at 21:58 Community♦ 1
16
votes
4
answers
10k
views

Quicksort explained to kids

algorithms education algorithm-analysis didactics sorting
Apr 20 '12 at 14:53 Gopi 288
33
votes
3
answers
63k
views

Why is selection sort faster than bubble sort?

algorithms runtime-analysis efficiency sorting
Mar 30 '15 at 1:01 simonmysun 171
14
votes
1
answer
2k
views

Counting inversion pairs

algorithms reference-request arrays
Sep 4 '12 at 17:41 Raphael♦ 69.3k
130
votes
4
answers
181k
views

How to convert finite automata to regular expressions?

algorithms formal-languages finite-automata regular-expressions reference-question
Mar 30 '17 at 6:14 Community♦ 1
28
votes
4
answers
34k
views

The time complexity of finding the diameter of a graph

algorithms time-complexity graphs
Jul 8 '17 at 18:34 Community♦ 1
39
votes
4
answers
45k
views

Algorithm that finds the number of simple paths from $s$ to $t$ in $G$

algorithms graphs
Mar 23 '20 at 13:15 Téo Bouvard 1
39
votes
6
answers
5k
views

How does a computer work?

computer-architecture education reference-question
Oct 4 '17 at 10:20 Wellensure - Sanjay Sathe 1
50
votes
10
answers
6k
views

If the speed of electrical charge hasn't changed, how have computers become faster?

computer-architecture
Dec 15 '15 at 22:00 Jeff 1
35
votes
4
answers
4k
views

What is dynamic programming about?

algorithms dynamic-programming algorithm-design
Nov 15 '15 at 10:56 Community♦ 1
67
votes
4
answers
64k
views

What is tail recursion?

algorithms reference-request recursion
Dec 14 '17 at 12:18 codesparkle 105
38
votes
5
answers
114k
views

How to come up with the runtime of algorithms? [duplicate]

algorithms algorithm-analysis runtime-analysis reference-question
Mar 21 '17 at 19:40 Community♦ 1
95
votes
3
answers
29k
views

How does one know which notation of time complexity analysis to use?

algorithms terminology asymptotics landau-notation reference-question
Sep 24 at 10:04 oklm 1
100
votes
5
answers
16k
views

How not to solve P=NP?

complexity-theory reference-request history p-vs-np reference-question
Sep 20 '19 at 22:26 Community♦ 1
139
votes
12
answers
40k
views

Why are there so many programming languages?

programming-languages
Aug 25 '16 at 17:28 c650 103
167
votes
12
answers
55k
views

Why, really, is the Halting Problem so important?

computability halting-problem
Dec 1 at 21:29 Brent 2,329
187
votes
10
answers
52k
views

How can a language whose compiler is written in C ever be faster than C?

programming-languages compilers efficiency
Sep 11 '15 at 15:52 Community♦ 1
288
votes
7
answers
135k
views

What is the definition of P, NP, NP-complete and NP-hard?

complexity-theory terminology complexity-classes p-vs-np reference-question
Apr 19 at 23:23 Community♦ 1
5
votes
3
answers
7k
views

Look Ahead buffer vs Translation Look aside buffer

operating-systems paging virtual-memory
Feb 23 '19 at 9:18 Shailendra 101
1
vote
2
answers
3k
views

Switching between user-level and kernel-level threads

operating-systems process-scheduling threads os-kernel
Mar 8 '16 at 21:55 vonbrand 12.6k
8
votes
2
answers
20k
views

Changing from Kernel mode to User mode (and vice versa)

computer-architecture operating-systems memory-management memory-access
Nov 5 at 0:42 Narrateur du chaos 177
99
votes
2
answers
69k
views

Quicksort Partitioning: Hoare vs. Lomuto

algorithms sorting quicksort
Mar 24 '20 at 12:51 nonopolarity 405
0
votes
1
answer
2k
views

Algorithm for constructing BST from post-order traversal

algorithms algorithm-analysis runtime-analysis correctness-proof
Sep 8 '15 at 7:15 Raphael♦ 69.3k
13
votes
2
answers
6k
views

Number of possible search paths when searching in BST

data-structures combinatorics binary-trees search-trees graph-traversal
Jun 16 '17 at 15:58 ً ً 435
39
votes
1
answer
9k
views

Do you get DFS if you change the queue to a stack in a BFS implementation?

algorithms graphs
Jun 30 '14 at 23:13 Jimmy Tsai 1
1
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