Presentation of knot groups and their subgroups
A note on the characterization of ET-sets in global fields
A note on the use of generalized inverse of matrices in statistics
Some criterions for the class number of a real quadratic field of R-D type to be one
Transcendence problems connected with Drinfelʹd modules
Some old and recent arithmetical results concerning modular forms and related zeta functions
Algebraic characterization of some fuzzy topological spaces