I thought it is a good idea to create this issue to keep everyone up-to-date who is involved in developement or already uses the Matern_kernel. https://gitlab.mpcdf.mpg.de/ift/nifty/-/tree/matern_kernel
@matteani @jroth @parras @sding @gedenhof @vkainz If I forgot somebody, just mention them to make sure that they are notified.
Implementation of a**b by Simon and Philipp
Make statistics_summary work for Matern Kernel fluctuations
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