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- 33difference between class, set , family and collection
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- 32Proof the Fibonacci numbers are not a polynomial.
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11 Do we already have a list of problems that are almost like this one?(how many words can we make with the letters of BANANA) jul 22
2 Suppose $A$ is linked to $B$ and $B$ is linked to $C$. Will $A$ appear to be linked to $C$? jul 25