> For AI agents: the complete documentation index is available at https://open-spaced-repetition.github.io/ts-fsrs/ja-JP/llms.txt, the full documentation bundle is available at https://open-spaced-repetition.github.io/ts-fsrs/ja-JP/llms-full.txt.

# ts-fsrs 4.0.1

Published: 2024-07-27 15:40:45 UTC

<div class="release-update-links">

[npmx](https://npmx.dev/package/ts-fsrs/v/4.0.1) · [GitHub Release](https://github.com/open-spaced-repetition/ts-fsrs/releases/tag/v4.0.1)

</div>

[All updates](https://open-spaced-repetition.github.io/ts-fsrs/ja-JP/updates/index.md)

### Historical Release Notes

- Released: 2024-07-27
- Source: [GitHub Release](https://github.com/open-spaced-repetition/ts-fsrs/releases/tag/v4.0.1)
- Fix/set mean reversion target to d0(4) by @ishiko732 in [https://github.com/open-spaced-repetition/ts-fsrs/pull/103](https://github.com/open-spaced-repetition/ts-fsrs/pull/103)
- Feat/use `Reflect` to set the `FSRSParamters` by @ishiko732 in [https://github.com/open-spaced-repetition/ts-fsrs/pull/104](https://github.com/open-spaced-repetition/ts-fsrs/pull/104)