Where is erroneous?

  • #1
Please help me.

The question is: List the cyclic Subgroups of U(30)

My answer {<1>,<7>,<13>,<17>,<19>,<23>,<29>} however the answer key tells me {<1>,<7>,<13>,<19>,<29>} (leaving out <17>,<23>)

Where am I erroneous?
 

Answers and Replies

  • #2
where is erroneous???

The question is: List the cyclic Subgroups of U(30)

My answer {<1>,<7>,<13>,<17>,<19>,<23>,<29>} however the answer key tells me {<1>,<7>,<13>,<19>,<29>} (leaving out <17>,<23>)

Where am I erroneous?
 
  • #3
matt grime
Science Advisor
Homework Helper
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You probably have duplicates.
 
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