diff --git a/wiki/Prog/Links/Библиотеки C CPP.md b/wiki/Prog/Links/Библиотеки C CPP.md
index 21ef6ff..0887b77 100644
--- a/wiki/Prog/Links/Библиотеки C CPP.md	
+++ b/wiki/Prog/Links/Библиотеки C CPP.md	
@@ -22,19 +22,9 @@ toc: yes
 * [spdlog](https://github.com/gabime/spdlog): журналирование
 * [cpptoml](https://github.com/skystrife/cpptoml): чтение [TOML](https://github.com/toml-lang/toml)
 * [gsl-lite](https://github.com/martinmoene/gsl-lite/): реализация рекомедаций [C++ Core Guidelines](https://github.com/isocpp/CppCoreGuidelines)
+* [mpfrc++](http://www.holoborodko.com/pavel/mpfr): C++ интерфейс для [MPFR](https://www.mpfr.org/)
 
 ### Qt
 
 * [Обработка сигналов UNIX](https://github.com/sjinks/qt_signalwatcher)
 
-
-
-```plantuml
-@startuml
-  Alice -> Bob: Authentication Request
-  Bob --> Alice: Authentication Response
-
-  Alice -> Bob: Another authentication Request
-  Alice <-- Bob: another authentication Response
-@enduml
-```