International
Tables for
Crystallography
Volume A
Space-group symmetry
Edited by M. I. Aroyo

International Tables for Crystallography (2016). Vol. A, ch. 1.3, p. 23

Figure 1.3.2.1 

B. Souvigniera*

aRadboud University Nijmegen, Faculty of Science, Mathematics and Computing Science, Institute for Mathematics, Astrophysics and Particle Physics, Postbus 9010, 6500 GL Nijmegen, The Netherlands
Correspondence e-mail: souvi@math.ru.nl

[Figure 1.3.2.1]
Figure 1.3.2.1

Conventional basis [{\bf a}, {\bf b}] and a non-conventional basis [{\bf a}', {\bf b}'] for the square lattice.