"The Nine Chapters on the Mathematical Art" was the oldest book of mathematics in China before the unearthing of "Suan-shu shu." The aim of our research is to provide a complete translation and annotation of it including annotations of Liu Hui(劉徽)...
"The Nine Chapters on the Mathematical Art" was the oldest book of mathematics in China before the unearthing of "Suan-shu shu." The aim of our research is to provide a complete translation and annotation of it including annotations of Liu Hui(劉徽)...
INTERNATIONAL JOURNAL OF ALGEBRA AND COMPUTATION 24(6) 795-813 2014年9月 [査読有り]
We discuss a problem posed by Gersten: Is every automatic group which does not contain Z x Z subgroup, hyperbolic? To study this question, we define the notion of "n-track of length n", which is a structure like Z x Z, and prove its existence in t...