typo

Author: espdev

README.md

@@ -76,7 +76,7 @@ fn main() {
 
 Currently, the performance of computation of smoothing splines might be very low for a large data.
 
-The algorithm of sparse matrics mutliplication in sprs crate is not optimized for large diagonal 
+The algorithm of sparse matrices mutliplication in sprs crate is not optimized for large diagonal 
 matrices which causes a poor performance of computation of smoothing splines. 
 See [issue](https://github.com/vbarrielle/sprs/issues/184) for details.