Extensions of Infinite Partition Regular Systems

[摘要] A finite or infinite matrix $A$ with rational entries (and only finitely many non-zero entries in each row) is called image partition regular if, whenever the natural numbers are finitely coloured, there is a vector $x$, with entries in the natural number

[学科分类] 离散数学和组合数学

[关键词] Image partition regular;Ramsey Theory