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Apr
26
revised How to prove non-decreasing sequence?
added note about my flawed proof.
Apr
26
revised How to prove non-decreasing sequence?
added the new expression as mentioned in the coment
Apr
26
comment How to prove non-decreasing sequence?
@ErickWong, Yes, as it stands, proving that the OP sequence is non-descending, only proves Legendre. I'm reworking to get finer granularity to prove a generalized Bertrand's Postulate and its correlary: Oppermann's Conjecture.
Apr
26
revised How to prove non-decreasing sequence?
tweaked first edit, added one more
Apr
25
revised How to prove non-decreasing sequence?
added motivation
Apr
25
asked How to prove non-decreasing sequence?
Apr
24
revised Why can this cosine sum function show all primes less than $N^2$?
fixed live graph link
Apr
24
suggested approved edit on Why can this cosine sum function show all primes less than $N^2$?
Mar
18
comment Determine the third point in right triangle only knowing the coordinates of the other two points
+1 for nice dynamic illustration.
Mar
13
revised Sublists Conjecture
added message to indicate this post is a counter-example to another conjecture
Mar
13
revised $k$-tuple conjecture.
added message to indicate that the conjecture is false
Mar
3
revised Does it make sense to multiply probabilities?
added parens around e-1
Mar
3
asked Does it make sense to multiply probabilities?
Feb
28
comment Prove that $\lim _{x\to \infty \:}(1+\frac{x^x}{x!})^{\frac{1}{x}} = e$
The leading one has no meaning. Try it with 0, 5, 500...
Feb
27
comment Infinite Sequences and Series Book arrangement over table
Many use playing cards to do this experiment. It's the same technique used by the Romans to build the arches of their aqueducts.
Feb
20
comment What is the “dropoff” to the ground from the eye line of an observer straight across a curved globe earth?
+1, looks good to me.
Jan
20
comment Is there any attempt to explain irrational numbers from a geometrical point of view?
mitpress.mit.edu/sites/default/files/titles/content/…
Jan
9
comment What is the shortest LOOP program that outputs 2016?
You want a loop that returns: $2^{11}-2^{5}.$
Nov
10
comment Find the sum of the series $\frac{1}{3}+\frac{1}{4}.\frac{1}{2!}+\frac{1}{5}.\frac{1}{3!}+\cdots$
mathoverflow.net/q/126739 for similar question.
Oct
3
comment Is zero the center of the numeric sequence?
+1 for eliciting good answers