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Apr
22
reviewed Close Can't do NFA to DFA
Apr
22
reviewed Close Drawing Bijections for one set
Apr
22
reviewed Close What is the densest, most opaque way of saying two odd numbers add up to an even number?
Apr
22
reviewed Leave Open Calculate the infinite sum $\sum_{1}^\infty \frac{\log{n}}{2n-1}$
Apr
22
reviewed Leave Open Why is Wolfram Alpha miscomputing this problem?
Apr
21
reviewed Leave Open Smallest number of points on plane that guarantees an angle of at most $18^\circ$
Apr
21
reviewed Leave Open Primitive elements proof
Apr
21
reviewed Close Evaluate the integral $\int \sin(x)\cos(3x^2)dx$
Apr
21
reviewed Leave Open How many scientists can survive?
Apr
21
reviewed Leave Closed My dilemma about $0^0$
Apr
20
reviewed Leave Open Simple probability with dice
Apr
18
reviewed Looks OK Representing Several IF statements inside a FOR loop in Math Notation
Apr
18
reviewed Close Mathematical induction prove that 9 divides $n^3 + (n+1)^3 + (n+2)^3$ .
Apr
18
reviewed Close If $|G|=p^n$, then $p^2 \le |G : G^\prime|$.
Apr
18
reviewed Close If $A \cap B \cap C = \varnothing$, is one $A \cap B$, $B \cap C$ or $C \cap A$ empty too?
Apr
18
reviewed Close Stuck on proof of a martingale equality (similar to doob's inequality)
Apr
18
reviewed Close Conditional distribution of two binomials which both depend on a third
Apr
18
comment Conditional distribution of two binomials which both depend on a third
You have $C\sim\text{B}(N,c)$ and $N\sim\text{B}(C,\alpha)$. Is that the same $N$ in both cases??
Apr
18
reviewed Close Show all final 2-digit numbers of the decimal expansions of squares are to be found among those of $0^2, 1^2,…25^2$
Apr
17
reviewed Close Calculus II Function Construction