Combinatorics is a branch of mathematics concerning the study of finite or countable discrete structures. Combinatorial problems arise in many areas of pure mathematics, notably in algebra, probability theory, topology, and geometry.
Wiley-Interscience is an STM (Science, technology, and Medicine) and SSH (Social Sciences and Humanities) publisher. Introduced in 1997, Wiley InterScience is a leading international resource for scientific, technical, medical
and scholarly content. In June 2008, Wiley InterScience incorporated the online content formerly hosted on Blackwell Synergy to provide access across 1,234 journals in science, technology, medicine, humanities and social sciences.
Access to 432 full text journals from computer science, mathematics, engineering, geosciences. Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.
Taylor & Francis have been publishing academic research since 1798 and on an open access basis since 2006. We offer a broad range of author options, enabling authors to publish their material in quality open access journals with a high degree of peer review integrity.
JSTOR currently includes more than 2,000 academic journals, dating back to the first volume ever published, along with thousands of monographs and other materials relevant for education. We have digitized more than 50 million pages
and continue to digitize approximately 3 million pages annually. Our activities, our fee structure, and the way we manage the service and its resources reflect our historical commitment to serve colleges and universities as a trusted digital archive, and our responsibility to publishers as stewards of their content.
The oldest mathematics journal in continuous publication in the Western Hemisphere, American Journal of Mathematics ranks as one of the most respected and celebrated journals in its field. Published since 1878, the Journal has earned its reputation by presenting pioneering mathematical papers.