Did i do this k-map right?

  • Thread starter mr_coffee
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  • #1
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Hello everyone, here is my k-map of the truth table for prime numbers, if its a prime number it should output 1. I have the truth table and k-map in this picture:
http://img226.imageshack.us/img226/568/jiji4uh.jpg [Broken]
Thanks.
 
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  • #2
Janus
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There is a problem with the third term of your answer.
 
  • #3
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I can't read your figure.

KM
 
  • #4
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sorry here is the picture bigger!! i don't see how my third term is wrong? http://img132.imageshack.us/img132/9960/lastscan2rz.jpg [Broken]
 
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  • #5
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mr_coffee said:
sorry here is the picture bigger!! i don't see how my third term is wrong? http://img132.imageshack.us/img132/9960/lastscan2rz.jpg [Broken]
you looped `A`BCD and A`BCD, so how did you end up with A`BCD?
 
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  • #6
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hm....I only looped A'B & CD so i got A'BCD
 
  • #7
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ohhh i see where i ****ed up, sorry! my friend pointed it out also! too much coffee or somthing. :)
 
  • #8
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mr_coffee said:
Hello everyone, here is my k-map of the truth table for prime numbers, if its a prime number it should output 1. I have the truth table and k-map in this picture:
http://img226.imageshack.us/img226/568/jiji4uh.jpg [Broken]
Thanks.
Hello Mr Coffe...........i find some mistake in the third term......it would be B'CD but not AB'CD...........
 
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