Merge branch 'main' of github.com:brendanjmeade/celeri

brendanjmeade · Jul 11, 2024 · 31b1511 · 31b1511
2 parents 7efc427 + cd29ad6
commit 31b1511
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/celeri/celeri.py b/celeri/celeri.py
@@ -3162,6 +3162,9 @@ def get_block_strain_rate_to_velocities_partials(block, station, segment):
                 strain_rate_lat_lat=0,
                 strain_rate_lon_lat=1,
             )
+            # The sign convention established here (with negative signs on the lat_lat components) is that
+            # positive longitudinal strain is extensional, and
+            # positive shear strain is sinistral (counterclockwise)
             block_strain_rate_operator[3 * station_idx, 3 * i] = vel_east_lon_lon
             block_strain_rate_operator[3 * station_idx, 3 * i + 1] = -vel_east_lat_lat
             block_strain_rate_operator[3 * station_idx, 3 * i + 2] = vel_east_lon_lat