# IPNDMScheduler `IPNDMScheduler` is a fourth-order Improved Pseudo Linear Multistep scheduler. The original implementation can be found at [crowsonkb/v-diffusion-pytorch](https://github.com/crowsonkb/v-diffusion-pytorch/blob/987f8985e38208345c1959b0ea767a625831cc9b/diffusion/sampling.py#L296). ## IPNDMScheduler [[autodoc]] IPNDMScheduler ## SchedulerOutput [[autodoc]] schedulers.scheduling_utils.SchedulerOutput