SOLUTION: How many one-to-one correspondences are there between the two sets {1,2,3,4...12} and {a,b,c,d...l}

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Question 788175: How many one-to-one correspondences are there between the two sets {1,2,3,4...12} and {a,b,c,d...l}
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
How many one-to-one correspondences are there between the two sets {1,2,3,4...12} and {a,b,c,d...l}
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Try it with {1,2,3] and {a,b,c}
I find there are 3! = 6 one-to-ones
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Your Problem::
Ans: 12P12 = 12! = 479001600 one-to-ones
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Cheers,
Stan H.
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