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Suppose L is a context-free language and L' is regular. Show that L∩ L' is a context- free language. Specifically, if you're given a PDA diagram of L and a DFA diagram for L' , describe informally how to draw a PDA diagram for L∩ L'.
[... it's even better if you can describe the construction of L∩ L'formally but you don't have to.]
Translate the following formula into a prefix form expression in Scheme: Question 2 Define a procedure that takes three numbers as arguments and returns the sum of the squ
The ?rst task in the project is to develop a sane system to store change logs and versions of ?les. The simplest approach is to create a "dot" directory in the location of the ?le
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Often, DNA sequences are represented as a sequence of characters (String) and each character in the sequence corresponds with one of four nucleotides. A = adenine, C = cytosine,
Microsoft's VC++ Windows V C++ was a highly effective device. But it was too complicated. It has too many information kinds, and designers had to understand many your local lib
Your task will be to code a simulation of image compression based on the approximate low rank structure of the set of image patches. You will write functions .code = my block compr
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You must use the keyword ''var'' to create and initialize a variable. The placement of the variable creation in your code is very important. Examples: var first = 21; var secon
I need help with this question. The problem i''m having is that what''s the syntax for using dynamic memory allocation of objects of one class in the constructor of some other clas
I have a problem which seems to be quite a rare one and I can safely say I know what exactly what is causing it. After some process of elimination I reached the conclusion that, in
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