Computer Science
Meta user
Network profile
1,555
reputation
12
10

David Lewis

Apparently, this user prefers to keep an air of mystery about them.

17
answers
0
questions
~38k
people reached
  • Boston, MA, US
  • Member for 7 years, 4 months
  • 97 profile views
  • Last seen May 28 '18 at 8:34

Communities (18)

Top network posts

Top tags (23)

Score 88
Posts 11
Posts % 65
Score 67
Posts 6
Score 42
Posts 5
Score 39
Posts 6
Score 39
Posts 4
Score 38
Posts 3
View all tags →

Top posts (17) All Questions Answers | Votes Newest

28 Why is a regular language called 'regular'? May 10 '12
15 Are there undecidable properties of non-turing-complete automata? May 6 '12
13 Relation between simple and regular grammars May 21 '12
10 Is $A=\{ w \in \{a,b,c\}^* \mid \#_a(w)+ 2\#_b(w) = 3\#_c(w)\}$ a CFG? Apr 28 '12
9 Are the Before and After sets for context-free grammars always context-free? Mar 26 '12
8 $L(M) = L$ where $M$ is a $TM$ that moves only to the right side so $L$ is regular May 10 '12
8 Language of the values of an affine function Mar 22 '12
7 Logic gates from everyday materials Mar 27 '12
6 Words that have the same right- and left-associative product Apr 24 '12
5 Recursive, Recursively Enumerable and None of the Above Jun 10 '12
View all questions and answers →

Badges (22)

Gold

—

Silver

12

Rarest

Bronze

10

Rarest

View all badges →