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Fix calculation of phase equilibria if one or more component has 0 composition #331

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Merged
prehner merged 5 commits into from
Jan 15, 2026
Merged

Fix calculation of phase equilibria if one or more component has 0 composition #331

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b09ea33
Fix critical point evaluation if one component has 0 composition
prehner Dec 17, 2025
7eef180
fix tp-flash and add test
prehner Jan 9, 2026
5c2f606
makes slightly more sense to check for zeros in the feed composition …
prehner Jan 9, 2026
899a66d
change residual in tp flash to avoid division by 0
prehner Jan 9, 2026
bbc8494
add changelog entry
prehner Jan 15, 2026
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add changelog entry
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@prehner
prehner committed Jan 15, 2026
commit bbc84941455db6687d14e9edf333fdbbcc6ef474
3 changes: 3 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [Unreleased]
## Fixed
- Fixed the calculation of critical points and tp-flashes when one or more of the mixture components have zero composition. [#331](https://github.com/feos-org/feos/pull/331)

### Packaging
- Updated `quantity` dependency to 0.13 and removed the `typenum` dependency. [#323](https://github.com/feos-org/feos/pull/323)

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