1 Correction to: GEM - International Journal on Geomathematics (2020) 11:17 https://doi.org/10.1007/s13137-020-00154-y

Authors would like to change the first name and surname of the authors from Izsák Beatrix and Szentimrey Tamás to Beatrix IZSÁK and Tamás SZENTIMREY.

The original article has been corrected.