Function spawn_generators 

pub fn spawn_generators<B: BitGenerator + Clone>(
    parent: &mut Generator<B>,
    n: usize,
) -> Result<Vec<Generator<B>>, FerrayError>

Spawn n independent child generators from this generator.

Uses jump() if available (Xoshiro256**), otherwise uses stream() (Philox), otherwise falls back to seeding from the parent generator’s output.

Errors

Returns FerrayError::InvalidValue if n is zero.