Function greater that 1
122115
Proving that $1+x^py^{1-p} \le (1+x)^p(1+y)^{1-p}$
14409
A problem about function N
98356
There does not exist an entire function which satisfies $f({1\over n})={1\over 2^n}$?
122519
Multiplicative Functions
153510
Questions about the existence of a function
110331
How to match exponent that might be 1?
134720
Show that there is no increasing function $f: \aleph_1 \to \mathbb{R}$
58816
Existence of a continuous function which does not achieve a maximum.
98689
“set -e” in a function
12349
a construction of a continuous function from a normal space to [0,1]
53024
$f(x)f(1/x)=f(x)+f(1/x)$
95694
Is there a name for the function $\max(x, 0)$?
90219
Less than or equal to
77511
Higher, greater or bigger distance?
99827
For what values will f(x) be necessarily one-one?
11806
Functional equation.
110142
1-1 Function Composition