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| og:image:alt | This is based on the discussion in #254
This issue seems to affect most phase equilibrium algorithms in feos. We focus on the most important ones
Critical points ✅
The issue is related to the eige... |
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Fix calculation of phase equilibria if one or more component has 0 composition
| https://github.com/feos-org/feos/pull/331#top |
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| Dec 18, 2025 | https://github.com/feos-org/feos/pull/331#issue-3742082979 |
| Please reload this page | https://github.com/feos-org/feos/pull/331 |
| #254 | https://github.com/feos-org/feos/discussions/254 |
| Fix the calculation of eigenvectors of 2x2 matrices with zeros as elements itt-ustutt/num-dual#98 | https://github.com/itt-ustutt/num-dual/pull/98 |
| Please reload this page | https://github.com/feos-org/feos/pull/331 |
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| January 9, 2026 15:14 | https://github.com/feos-org/feos/pull/331#commits-pushed-b09ea33 |
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| Fix critical point evaluation if one component has 0 composition | https://github.com/feos-org/feos/pull/331/commits/b09ea331bdf34d7c58c966ff2618a672a37f9f56 |
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| fix tp-flash and add test | https://github.com/feos-org/feos/pull/331/commits/7eef180dcdf66c6185a50d2232a930ad8bf4c023 |
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| makes slightly more sense to check for zeros in the feed composition … | https://github.com/feos-org/feos/pull/331/commits/5c2f6063f767ba411be97aded0c0486040c9945b |
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| change residual in tp flash to avoid division by 0 | https://github.com/feos-org/feos/pull/331/commits/899a66d3d4335f78debeffa16b699b36e64690f3 |
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| add changelog entry | https://github.com/feos-org/feos/pull/331/commits/bbc84941455db6687d14e9edf333fdbbcc6ef474 |
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Jan 15, 2026
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Bubble and dew points with one or more components in the mixture at 0 composition
#332
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Jan 25, 2026
| https://github.com/feos-org/feos/pull/331#ref-commit-f912116 |
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| Fix calculation of phase equilibria if one or more component has 0 co… | https://github.com/feos-org/feos/commit/f912116aa391ba95592d481390a4a51447360ad0 |
| f912116 | https://github.com/feos-org/feos/commit/f912116aa391ba95592d481390a4a51447360ad0 |
| #331 | https://github.com/feos-org/feos/pull/331 |
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