typo

Author: uellue

README.md

@@ -11,7 +11,7 @@ See preprint at https://arxiv.org/abs/2403.08538 for a description and https://g
 
 * Fix definition of camera length in the simulator to match figure in
   https://arxiv.org/pdf/2403.08538.pdf, PR
-  https://github.com/LiberTEM/Microscope-Calibration/pull/17. Preciously, the
+  https://github.com/LiberTEM/Microscope-Calibration/pull/17. Previously, the
   camera length was defined from the focus point, not the specimen plane. See
   also https://github.com/TemGym/TemGym/pull/33 for the corresponding update in
   TemGym. Note that the TemGym model used for calculation was correct, only the