Composability, Comprehensibility and Correctness of Working Software

This book constitutes the revised selected papers of the 8th Summer School, CEFP 2019, held in Budapest, Hungary, during June 2019. The 7 full papers and the 4 short papers included in this volume were carefully reviewed and selected. The lectures cover various programming subjects with a focus on composability, comprehensibility, and correctness of working software.