Questions tagged [karnaugh-map]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
-1 votes
1 answer

Can anyone solve this? Is the answer 4 or 7. I'm confused

I'm trying to solve this but I'm confused with different answers. I'm getting 4 but the answer written is 7. Please guide me.
user9544852's user avatar
1 vote
0 answers

K-Map Reduction Grouping Question

I have a simple question regarding reduction using K-Maps. My professor gave this example: While I somewhat understand that we can only group quantities of base 2 numbers, why did my professor group ...
jsmith003138's user avatar
1 vote
0 answers

What is the intuitive logic behind the working of the Variable Entered K-Map (VEM)?

In this site here they have just said how to minimize a function using VEM. But no intuitive logic behind the same has been stated, making it too mechanical. And I am very bad at memorizing things, so ...
Abhishek Ghosh's user avatar
0 votes
0 answers

Karnaugh Map: does maximal overlap always produce simplest boolean expression?

Suppose I have a 4x4 Karnaugh map with a few cells that are don't cares, and there are two ways of producing 3 groups of 4 cells. One of these ways overlaps groupings more that the other. Is one way ...
java's user avatar
  • 11
7 votes
1 answer

Why do Karnaugh maps work?

The question is quite straightforward: Why do Karnaugh maps work? What was the reasoning that led Maurice Karnaugh to come up with these maps? At first glance, it doesn't seem a natural approach, ...
Bidon's user avatar
  • 173
3 votes
0 answers

Boolean function minimization

Does there exist a Boolean function for which no sum-of-products expression that minimizes the number of products also simultaneously minimizes the number of literals (counting repetitions)? ...
Swagato's user avatar
  • 51
1 vote
1 answer

Minimizing a multiple output circuit with K-maps - and without

I'm currently working on learning to minimize a circuit which has multiple outputs using K-maps. My universities script seems rather unhelpful to me which left me in a spot where I have a very rough ...
Vladis Becker's user avatar
0 votes
1 answer

Number of literals in the given boolean expression

Count the number of literals in the following expression : F = AB' + BC' + CD' + DE' According to me, the answer should be 8. But my solution suggests that the answer should be 6. Can anyone help me ...
Abhilash Mishra's user avatar
0 votes
1 answer

Someone explain the Venn diagram for the logic equation (A+B)(B+C)

I posted a similar question here, however I have another question regarding Venn diagrams and logic circuits... In this problem: $$(A+B)(B+C)$$ Wouldn't the Venn diagram look something like this? ...
Luke Thistlethwaite's user avatar
1 vote
1 answer

Is this possible to solve boolean satisfiablility by using karnaugh maps to simplify the whole given boolean formula by simplifying subformulas?

Building karnaugh map for the whole given boolean formula always costs Θ(2n) both time and space complexities, where $n$ is the number of boolean variables in the given boolean formula. It is ...
Farewell Stack Exchange's user avatar
1 vote
2 answers

How do i simplify this SOP expression?

Hi i have derived the following SoP (Sum of Products) expression , by analyzing the truth table of a 3 bit , binary to gray code converter. I ask for verification, because i feel as though this answer ...
FutureSci's user avatar
  • 203
1 vote
1 answer

Boolean expression logic law confusion

I've been trying to attempt a particular question that I need to translate truth table into boolean expression but I'm completely stuck on one point now. First, I worked it out by using Sums of ...
Lippy's user avatar
  • 13
1 vote
1 answer

Simplifying Boolean Expression

I am designing a 4-bit comparator with a look ahead unit using a bit slice approach. I have to break the propagation of the Logical expressions for (A<B)i and <...
Jimenemex's user avatar
  • 113
-1 votes
2 answers

Which formula corresponds to this K-Map?

I have a K-Map and I need to figure out which expression isn't equivalent to the provided K-Map. $f(w,x,y,z) = \sum(3,7,9,11,13,15) + \Phi(4,5,6)$ We know that both options (a) and (b) are ...
Somenath Sinha's user avatar
2 votes
3 answers

Is Karnaugh Map possible for Maxterms?

I read about Minterms i.e. sums of products, simplification using Karnaugh Graph. Can this graph be used for Maxterms, i.e. products of sums, as well? If yes, then how? If not, then is there some ...
SimpleGuy's user avatar
  • 215
2 votes
2 answers

Karnaugh map simplification

I'm working through an example that looks like a fairly simple Karnaugh map and simplification, but I feel stupid that I can't seem to understand the correct answer. This is the map: My groupings: ...
Prash's user avatar
  • 123
3 votes
2 answers

Do Karnaugh maps yield the simplest solution possible?

I'm learning to use a Karnaugh map, but I'm not sure if I obtained the simplest expression possible. Have a look at this example: Truth table (inputs are A B C; output is F): ...
user23169's user avatar
3 votes
1 answer

Karnaugh map with don't care: increasing the number of groups instead of simplifying

AB 00 01 11 10 00 | x | 1 | 0 | 1 | CD 01 | 0 | 1 | x | 0 | 11 | 1 | x | x | 0 | 10 | x | 0 | 0 | x | The answer to the ...
imhobo's user avatar
  • 88