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Logic, part of collection of the [Boost C++ Libraries ](http://github.com/boostorg ), provides `boost::logic::tribool` for 3-state boolean logic.
### License
Distributed under the [Boost Software License, Version 1.0 ](http://www.boost.org/LICENSE_1_0.txt ).
### Properties
* C++03
* Header Only
### Build Status
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Branch | GHA CI | Appveyor | Coverity Scan | codecov.io | Deps | Docs | Tests |
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:-------------: | ------ | -------- | ------------- | ---------- | ---- | ---- | ----- |
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[`master` ](https://github.com/boostorg/logic/tree/master ) | [](https://github.com/boostorg/logic/actions?query=branch:master) | [](https://ci.appveyor.com/project/jeking3/logic-vv3ct/branch/master) | [](https://scan.coverity.com/projects/boostorg-logic) | [](https://codecov.io/gh/boostorg/logic/branch/master)| [](https://pdimov.github.io/boostdep-report/master/logic.html) | [](http://www.boost.org/doc/libs/master/doc/html/tribool.html) | [](http://www.boost.org/development/tests/master/developer/logic.html)
[`develop` ](https://github.com/boostorg/logic/tree/develop ) | [](https://github.com/boostorg/logic/actions?query=branch:develop) | [](https://ci.appveyor.com/project/jeking3/logic-vv3ct/branch/develop) | [](https://scan.coverity.com/projects/boostorg-logic) | [](https://codecov.io/gh/boostorg/logic/branch/develop) | [](https://pdimov.github.io/boostdep-report/develop/logic.html) | [](http://www.boost.org/doc/libs/develop/doc/html/tribool.html) | [](http://www.boost.org/development/tests/develop/developer/logic.html)
2018-05-21 01:01:16 +00:00
### Directories
| Name | Purpose |
| ----------- | ------------------------------ |
| `doc` | documentation |
| `example` | examples |
| `include` | headers |
| `test` | unit tests |
### More information
* [Ask questions ](http://stackoverflow.com/questions/ask?tags=c%2B%2B,boost,boost-logic )
* [Report bugs ](https://github.com/boostorg/logic/issues ): Be sure to mention Boost version, platform and compiler you're using. A small compilable code sample to reproduce the problem is always good as well.
* Submit your patches as pull requests against **develop ** branch. Note that by submitting patches you agree to license your modifications under the [Boost Software License, Version 1.0 ](http://www.boost.org/LICENSE_1_0.txt ).
* Discussions about the library are held on the [Boost developers mailing list ](http://www.boost.org/community/groups.html#main ). Be sure to read the [discussion policy ](http://www.boost.org/community/policy.html ) before posting and add the `[logic]` tag at the beginning of the subject line.
