Any algorithm or theorem to decide whether two functions are equivalent?
50551
How do you validate that two math expressions are equal?
69426
Checking if the roots of a function are real
82597
How to find $ f(x)$ if $f(1-f(x))=x$ for all $x$ $\in \mathbb{R}$
32575
What's the name for the property of a function $f$ that means $f(f(x))=x$?
77180
In pure functional languages, is there an algorithm to get the inverse function?
79526
How do I tell if matrices are similar?
19305
How to tell whether two graphs are isomorphic?
142529
What ways are there to show two analytical methods are equivalent?
85282
Will inverse functions, and functions always meet at the line $y=x$?
145781
Is the collection of all functions between two sets a set?
110142
1-1 Function Composition
42218
How to find out the following function f which is a function of r?
80199
Do we have always $f(A \cap B) = f(A) \cap f(B)$?
2321
Can there be two distinct, continuous functions that are equal at all rationals?
409
functions satisfying $f(x - y) = f(x) f(y) - f(a - x) f(a + y)$ and $f(0)=1$
11939
How can I check since which Matlab version a function exists?
129281
How to compose two functions?