---
name: "std::equivalence_relation"
section: "3"
platform: "linux"
package: "gcc"
version: "16.2.1+r23+gd564253eb6c8-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/std::equivalence_relation"
---

# std::equivalence\_relation(3)

\[concept.equiv\], concept equivalence\_relation

## NAME

std::equivalence\_relation - \[concept.equiv\], concept equivalence\_relation

## SYNOPSIS

\#include \<concepts\>

## Concept definition

```
    template<typename _Rel, typename _Tp, typename _Up>
    concept equivalence_relation = relation<_Rel, _Tp, _Up>
```

## Detailed Description

\[concept.equiv\], concept equivalence\_relation

## Author

Generated automatically by Doxygen for libstdc++ from the source code.