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[upstream PR #189] [FIX]factorize “the estimated predicted error covariance” #124

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[upstream PR #189] [FIX]factorize “the estimated predicted error covariance” #124
GeorgePearse wants to merge 1 commit intomasterfrom
upstream-pr-189-fixfactorize-the-estimated-

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Upstream PR: rlabbe/filterpy#189
Author: Imported from upstream


Original Description

You should factorize “the estimated predicted error covariance” on formula (43) , before "3)Evaluate the propagated cubature points" in the Measurement Update section.


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@GeorgePearse GeorgePearse added from-upstream-pr PR imported from upstream rlabbe/filterpy repository upstream-pr-stale Upstream PR is stale (2+ years old) low-risk Low-risk PR (docs, typos, etc) labels Oct 25, 2025
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from-upstream-pr PR imported from upstream rlabbe/filterpy repository low-risk Low-risk PR (docs, typos, etc) upstream-pr-stale Upstream PR is stale (2+ years old)

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