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18h
awarded  Notable Question
Feb
1
awarded  Yearling
Jan
22
awarded  Explainer
Oct
19
revised Turning this double sum with Kronecker delta into a single sum - am I correct?
Typo in title, conventional notation for floor function
Oct
19
suggested approved edit on Turning this double sum with Kronecker delta into a single sum - am I correct?
Oct
19
revised If $0 \in P$ and $\sup\{x \in [0,1] : [0,x] \subseteq P\} = 1$, then $[0,1] \subseteq P$? (What if adding 3rd assumption?)
added 333 characters in body
Oct
18
comment If $0 \in P$ and $\sup\{x \in [0,1] : [0,x] \subseteq P\} = 1$, then $[0,1] \subseteq P$? (What if adding 3rd assumption?)
Oh, sorry, what does [0,1[ mean? Is it the same as [0,1)?
Oct
18
comment If $0 \in P$ and $\sup\{x \in [0,1] : [0,x] \subseteq P\} = 1$, then $[0,1] \subseteq P$? (What if adding 3rd assumption?)
But you have defined $P$ as $[0,1]$ which contains 1, so 1 $\in P$.
Oct
18
answered If $0 \in P$ and $\sup\{x \in [0,1] : [0,x] \subseteq P\} = 1$, then $[0,1] \subseteq P$? (What if adding 3rd assumption?)
Oct
15
awarded  Tenacious
Mar
31
awarded  Custodian
Mar
31
reviewed Approve Find Where the Function $3x^4-4x^3-12x^2+5$ is Increasing and Decreasing
Mar
31
answered Find Where the Function $3x^4-4x^3-12x^2+5$ is Increasing and Decreasing
Feb
13
accepted How many 5-character passwords can be made from 5 characters with joins?
Feb
13
comment How many 5-character passwords can be made from 5 characters with joins?
Thanks. Is the total therefore 3125 + 5000 + 6000/4 = 9625?
Feb
13
accepted What is probability that a sample covers all classes?
Feb
13
answered What is probability that a sample covers all classes?
Feb
1
awarded  Yearling
Jan
31
comment what does $p(-1) = 0$ mean?
is there a function p(x) defined anywhere else in the question?
Jan
26
awarded  Popular Question