Mathematics, 13.07.2019 05:20 kkmoney87
If g is a group, then a subgroup h is called characteristic if whenever ø : g -> g is an automorphism, ø(h) = h. prove that a characteristic subgroup is a normal subgroup. the opposite is not true in general. give an example of a group and a proper characteristic subgroup (hint: think about cyclic groups, or the center of a group)
Answers: 2
Mathematics, 21.06.2019 16:30
An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.
Answers: 2
Mathematics, 21.06.2019 17:00
Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?
Answers: 1
Mathematics, 21.06.2019 20:00
Select the number of ways in which a line and a circle can intersect
Answers: 3
Mathematics, 22.06.2019 04:00
Equal rights is what a. equlaity b. standards c. sovereignty d. minority rights
Answers: 1
If g is a group, then a subgroup h is called characteristic if whenever ø : g -> g is an automo...
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