Questions tagged [exponentiation]

For questions about exponentiation, the operation of raising one quantity to the power of another.

Filter by
Sorted by
Tagged with
5
votes
2answers
174 views

How to implement the power of a product of quantum gates as a circuit?

Suppose I have quantum gates (i.e. unitary matrices) $A$ and $B$, and I want to implement $(AB)^x$ in a circuit. If $x$ is integer, I can simply apply $A B$ repeatedly $x$-times. But what if $x$ is a ...
7
votes
3answers
180 views

Computing $e^x$ on a quantum computer

Does anyone know how to make a quantum circuit to compute exponentials where the exponent can be a fraction? To be more precise, I'm looking for a fixed point quantum arithmetic circuit that does the ...