Adds quadratic approximation#4847

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rasmusbergpalm wants to merge 6 commits intopymc-devs:mainfrom

rasmusbergpalm:quadratic-approx

Commits on Jul 8, 2021

Adds quadratic approximation
rasmusbergpalm
committed

Commits on Jul 10, 2021

Commits on Jul 12, 2021

Removes chains argument
rasmusbergpalm
committed