diff --git a/README.md b/README.md
index 8a42c143..f132f630 100644
--- a/README.md
+++ b/README.md
@@ -1142,6 +1142,7 @@ See [go-hardware](https://github.com/rakyll/go-hardware) for a comprehensive lis
 * [pagerank](https://github.com/alixaxel/pagerank) - Weighted PageRank algorithm implemented in Go.
 * [piecewiselinear](https://github.com/sgreben/piecewiselinear) - Tiny linear interpolation library.
 * [PiHex](https://github.com/claygod/PiHex) - Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
+* [rootfinding](https://github.com/khezen/rootfinding) - root-finding algorithms library for finding roots of quadratic functions.
 * [sparse](https://github.com/james-bowman/sparse) - Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
 * [stats](https://github.com/montanaflynn/stats) - Statistics package with common functions missing from the Golang standard library.
 * [streamtools](https://github.com/nytlabs/streamtools) - general purpose, graphical tool for dealing with streams of data.