Merge pull request #80 from larsnaesbye/master

MathSpec link has moved

README.md

@@ -1,5 +1,5 @@
 # nyx
-[Nyx](https://en.wikipedia.org/wiki/Nyx) is a high fidelity, fast, reliable and **[validated](https://nyxspace.com/MathSpec/)** astrodynamical toolkit library written in Rust.
+[Nyx](https://en.wikipedia.org/wiki/Nyx) is a high fidelity, fast, reliable and **[validated]([https://nyxspace.com/MathSpec/](https://nyxspace.com/nyxspace/MathSpec/))** astrodynamical toolkit library written in Rust.
 
 The target audience is researchers and astrodynamics engineers. The rationale for using Rust is to allow for very fast computations, guaranteed thread safety,
 and portability to all platforms supported by [Rust](https://forge.rust-lang.org/platform-support.html).
@@ -59,4 +59,4 @@ An astrodynamics engineer with a heavy background in software. Nyx relies on the
 of Colorado at Boulder. I work for Masten Space Systems on the XL-1 Moon Lander ([we do really cool stuff](https://masten.aero/)).
 
 # Examples
-Refer to the [showcase](https://nyxspace.com/showcase/).
+Refer to the [showcase](https://nyxspace.com/showcase/).