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  Inspired by  Proof Without Words: Integer Right Triangle Hypotenuses Without Pythagoras . Until then Yours Aye Me

Steve Mould somewhat recently published a video of a sphere rolling on a turntable rotating at constant rate and demonstrated that the pat...

I recently came across an interesting problem concerning the probability of a random sphere lying inside an unit ball in stackexchange . Th...

The following problems was recently posted in the IIM-Cal puzzle group (and eventually in my puzzle group as well): Can we fill an $n \times...

 Let's say an Independent Aurelian is investigating butterflies on two types of traits, A and B. It is known that the probability of a...

Consider two circles $A(B)$ and $C(B)$ intersecting at $B$ and $D$, and a line passing through $D$. Let this line intersect the circle $A(B)...

Someone in our puzzle group recently posted a question which asked to evaluate the following sum. $$\frac{1}{e^{\pi}+1}+\frac{3}{e^{3\pi}+1}...