What is the least possible value of $𝑓(999)?$
62111
Functional Equation $f(mn)=f(m)f(n)$.
32343
Converse to Chinese Remainder Theorem
61302
Find the least value of $ \sec^6 x +\csc^6 x + \sec^6 x\csc^6 x$
134377
The minimum number of digits after the floating-point, which uniquely identify every irrational square root
86518
Does $X$ have a lower bound?
63071
the least possible value for :$ \lfloor \frac{a+b}{c}\rfloor +\lfloor \frac{b+c}{a} \rfloor+\lfloor \frac{c+a}{b} \rfloor $
45144
Another way to write least prime factor.
86902
Consider the smallest number in each of the $n\choose r$ subsets (of size $r$) of $S=\{1,2,\ldots,n\}$...
55053
smallest number for given sum of digits
57644
Lower bounds for ${{2n} \choose {n}}$
137105
The minimum value of $x^8 – 8x^6 + 19x^4 – 12x^3 + 14x^2 – 8x + 9$ is
59788
Let T = {1000,1001...,9999}. How many numbers have at least one digit that is 0...
126367
Let $p$, $q$ be prime numbers such that $n^{3pq} – n$ is a multiple of $3pq$ for all positive integers $n$. Find the least possible value of $p + q$.
62012
What is $0\div0\cdot0$?
134159
Smallest value of $a^2 + b^2 + c^2+ d^2$, given values for $(a+b)(c+d)$, $(a+c)(b+d)$, and $(a+d)(b+c)$
104982
Determine $\phi(2^{399}+1)$
1148
Curious limit of a sequence used to prove Etemadi's SLLN