Update Readme.md

Author: scivision

Readme.md

@@ -8,7 +8,7 @@
 Matlab users coming from other languages like Python benefit from the functionality contained within this user-developed, unofficial "stdlib" standard library of functions.
 These system, filesystem, and HDF5 / HDF4 / NetCDF functions are used across numerous projects.
 
-Several dozen functions are [available](https://geospace-code.github.io/matlab-stdlib/), most not readily abailable elsewhere. Over 600 unit tests covering each of the backend external language interfaces are thoroughly exercised across Matlab from R2021 to the latest Matlab version across operating systems.
+Several dozen functions are [available](https://geospace-code.github.io/matlab-stdlib/), most not readily available elsewhere. Over 600 unit tests covering each of the backend external language interfaces are thoroughly exercised across Matlab from R2021 to the latest Matlab version across operating systems.
 
 Matlab R2020b is the minimum required due to use of
 [arguments](https://www.mathworks.com/help/matlab/ref/arguments.html),