Editing History of mathematics (section)

=== 21st century ===
{{See also|List of unsolved problems in mathematics#Problems solved since 1995}}
In 2000, the [[Clay Mathematics Institute]] announced the seven [[Millennium Prize Problems]].<ref>{{Cite journal |last=Dickson |first=David |date=2000-05-01 |title=Mathematicians chase the seven million-dollar proofs |url=https://www.nature.com/articles/35013216 |journal=Nature |language=en |volume=405 |issue=6785 |pages=383 |doi=10.1038/35013216 |pmid=10839504 |issn=1476-4687}}</ref> In 2003 the [[Poincaré conjecture]] was solved by [[Grigori Perelman]] (who declined to accept an award, as he was critical of the mathematics establishment).<ref>{{Cite news |date=22 August 2006 |title=Maths genius declines top prize |url=http://news.bbc.co.uk/2/hi/science/nature/5274040.stm |access-date=28 January 2024 |work=[[BBC News]] |language=en-GB}}</ref>

Most mathematical journals now have online versions as well as print versions, and many online-only journals are launched.<ref>{{Cite web |title=Journal of Humanistic Mathematics - an online-only, open access, peer reviewed journal {{!}} Current Journals {{!}} Claremont Colleges |url=https://scholarship.claremont.edu/jhm/ |access-date=2024-08-05 |website=scholarship.claremont.edu}}</ref><ref>{{Cite web |title=Electronic Math Journals |url=https://www.stat.berkeley.edu/~mathsurv/ejournals.html |access-date=2024-08-05 |website=www.stat.berkeley.edu}}</ref> There is an increasing drive toward [[Open access (publishing)|open access publishing]], first made popular by [[arXiv]].{{Citation needed|date=January 2024}}