A POEM WITHOUT AN AUTHOR

Life: A Poem

Basic Philosophy: an Old Chinese Poem Says

This essay grew from a talk I gave on the occasion of the seventieth anniversary of the Chinese Mathematical Society. I dedicate the lecture to the memory of my teacher S. S. Chern who had passed away half a year before (December 2004). During my graduate studies, I was rather free in picking research topics. I [724] worked on fundamental groups of manifolds with non-positive curvature. But in ...

A critical care holiday poem.

Poem: A Lewis Thomas View of Medicine

Dr Grace Dammann had devoted decades of her life to the compassionate care of AIDS patients in San Francisco, California, when, on May 21, 2008, a head-on vehicle collision on the Golden Gate Bridge nearly took her life. When she not only survived but came out of a coma with all of her mental faculties intact, Grace, her family, and her doctors agreed it was nothing short of a miracle. Her path...

POEM: An Ontology Manager Based on Existence Constraints

Whereas building and enriching ontologies are complex and tedious tasks, only few tools propose a complete solution to assist users. This paper presents POEM (Platform for Ontology crEation and Management) which provides a complete environment for ontology building, merge and evolution. POEM’s algorithms are based on existence constraints and Boolean equations that allow to capture the semantic...