Function Pennylane::Util::log2PerfectPower¶

Function Documentation¶

inline auto constexpr Pennylane::Util::log2PerfectPower(std::size_t val) -> std::size_t¶

Faster log2 when the value is a power of 2.

Parameters:: val – Size of the state vector. Expected to be a power of 2.
Returns:: std::size_t Log2(val), or the state vector’s number of qubits.

api/function_BitUtil_8hpp_1a8047c80721fcfc5cdfb34f48f548000c

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