The numerical range of the Luoshu is a piece of cake ‒ almost. (English)
Coll. Math. J. 43, No. 5, 371-376 (2012).
1
A simple parameterization of $3\times 3$ magic squares. (English)
Int. J. Math. Educ. Sci. Technol. 43, No. 1, 128-133 (2012).
2
On the product of rotations. (English)
Int. J. Math. Educ. Sci. Technol. 39, No. 1, 94-104 (2008).
3