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Aug
9
revised Where did $-4x$ come from?
removed stray +4
Aug
9
revised Where did $-4x$ come from?
removed stray +4
Jul
20
revised How come $32.5 = 31.5$?
rolled back to a previous revision
Apr
21
revised Solving the non-homogeneous recurrence relation: $g_{n} = 12g_{n-2}-16g_{n-3}+6\cdot 2^n+25n$
fix missing +
Apr
20
revised combinatorial proof $\sum_{i=0}^m x^i=\frac{x^{m+1}-1}{{x-1}}$
added 47 characters in body
Apr
20
revised combinatorial proof $\sum_{i=0}^m x^i=\frac{x^{m+1}-1}{{x-1}}$
added 1026 characters in body
Apr
7
revised Coefficients of this generating function
finish the formatting
Apr
7
revised Alternating permutation exponential generating function
fmt
Apr
6
revised How many times does a single fair die have to be rolled for a number to repeat
fix bug, include calcluation
Apr
2
revised minimum number of repetitions in a string
another form, just in case
Mar
30
revised Equality of positive rational numbers.
added 1645 characters in body
Mar
27
revised Easy generating functions task from concrete mathematics book
deleted 4 characters in body
Mar
27
revised Easy generating functions task from concrete mathematics book
cleanup
Mar
26
revised An unexpected application of non-trivial combinatorics
finally I'm done with this and can rest in peace :)
Mar
25
revised An unexpected application of non-trivial combinatorics
rewrite whole thing for arbitrary m and w, and add some plausibility for e^{-1}
Mar
23
revised An unexpected application of non-trivial combinatorics
fixed bug
Mar
22
revised Number of Unique Sequences with Circular Shifts
just noticed the abuse of g... fixed it
Mar
22
revised Number of Unique Sequences with Circular Shifts
write proof more clearly
Mar
22
revised Number of Unique Sequences with Circular Shifts
put the main result at the top
Mar
20
revised Proving that $\sum_{k=0}^n\frac{1}{n\choose k}=\frac{n+1}{2^{n+1}}\sum_{k=1}^{n+1}\frac{2^k}{k}$
non-generic title