The Mighty Defender of the Wiki Barnstar. Thanks for all your work in taking care of the Humboldt University "professors"! Nyttend 20:32, 6 August 2007 (UTC)

The Graphic Designer's Barnstar. Dear me, you hadn't gotten any barnstars yet?? Well you certainly deserve this one. Keep up the good work. Cronholm¹⁴⁴ 03:29, 7 August 2007 (UTC)

The Barnstar of Recovery. I hereby award David Eppstein the Barnstar of Recovery for saving articles from deletion by making significant contributions during their deletion reviews. -- Gulmammad (talk) 04:42, 31 March 2008 (UTC)

The Barnstar--eaten-by-a-bear. I hereby award this Barnstar--eaten-by-a-bear award for this gem which made me chuckle. Cheers, Casliber (talk · contribs) 02:36, 26 May 2008 (UTC)

To David Eppstein for an exceptional job on building a gem out of the John Renton article. Well done -- Samir 06:57, 24 December 2008 (UTC)

The Article Rescue Barnstar. For rescuing Donald G. Fink from AfD, what was possibly my worst ever article (not counting the one with the opening sentence #redirect...) and well done on the DYK. SpinningSpark 15:12, 2 June 2009 (UTC)

The E=mc² Barnstar. Thanks for your tireless work improving Wikipedia's coverage of Mathematics. Jwesley₇₈ 23:58, 21 March 2010 (UTC)

The Copyright Cleanup Barnstar. For your work at this now completed CCI, helping to bring to light and to clean up a long-standing copyright problem. Moonriddengirl ^(talk) 21:41, 15 April 2010 (UTC)

The Tireless Contributor Barnstar. You get one for every 10K edits. Congratulations! Ty 02:29, 8 June 2010 (UTC)

The Stellated Dodecahedron Barnstar! Awarded for your contributions to various pages about geometry. Calcyman 20:10, 15 June 2010 (BST)

The Mensch's Barnstar. David Eppstein earned the Mensch's Barnstar by writing & illustrating Jon Folkman, Shapley–Folkman lemma, Folkman's theorem, and Folkman graph. Six-thousand visitors read the articles featured by Wikipedia's "Did you know?". Kiefer.Wolfowitz (talk) 00:58, 30 October 2010 (UTC)

The 25 DYK Creation and Expansion Medal. Congratulations on your 48 high-quality DYKs!  Kiefer.Wolfowitz  (Discussion) 17:39, 22 April 2011 (UTC)

The Writer's Barnstar. For the large number of detailed, book-quality articles you have contributed. InverseHypercube 02:18, 10 September 2011 (UTC)

The Teamwork Barnstar. For dealing with the User:Marshallsumter issues. Cerejota  04:45, 15 September 2011 (UTC)

The Editor's Barnstar. Great work on Michal Heiman. Drmies (talk) 18:05, 13 October 2011 (UTC)

The Original Barnstar. Great work on Pythagorean tiling! ♦ Dr. Blofeld 12:19, 23 October 2011 (UTC)

The Hungarian Barnstar of Mathematical Merit. For your consistent quality work on Hungarian mathematican biographies. Nice to see quality referenced articles on such topics! Keep it up! ♦ Dr. Blofeld 21:22, 1 December 2011 (UTC)

The Original Barnstar. Thanks for your efforts in starting Benedict Freedman and Nancy Freedman! ♦ Dr. Blofeld 23:03, 5 March 2012 (UTC)

The Tireless Contributor Barnstar. Thanks for your significant efforts in creating the new articles Mike Steel (mathematician), Alfred van der Poorten and Gesellschaft für Informatik, and for improving the encyclopedia! Northamerica1000^(talk) 12:38, 10 March 2012 (UTC)

The Teamwork Barnstar. Thank you for the re-write and reformatting of the article Albert Brahms which was formally proposed for deleltion. TeamWork is Wikipedian. Stephenwanjau (talk) 03:28, 14 May 2012 (UTC)

The Editor's Barnstar. Thank you for the help with Frances Rosamond's page. Kangwang (talk) 08:32, 11 October 2012 (UTC)

The Original Barnstar. On your work on Circle Limit III AgadaUrbanit (talk) 18:47, 5 July 2013 (UTC)

The Anti-Vandalism Barnstar. For alerting the community at Wikipedia:Articles for deletion/Danielle Vanzura. Bearian (talk) 17:24, 29 October 2013 (UTC)

The Food Barnstar. Thanks for creating Liguria Bakery, and for improving Wikipedia's coverage of business-, food- and California-related topics. Northamerica1000^(talk) 09:48, 2 November 2013 (UTC)

The Original Barnstar. Really nice pics Franz Scheerer (Olbers) (talk) 18:24, 24 January 2014 (UTC)

The Original Barnstar. A barnstar for your impressive rewrite, expansion, and clarification of Cycle basis and Cycle space! Both articles are a nice window into the algebraic topology of graphs. Mark viking (talk) 23:56, 20 March 2014 (UTC)

The Working Wikipedian's Barnstar. For a sequence of consistently helpful contributions to AfD debates. Keep up the good work! RomanSpa (talk) 08:06, 10 July 2014 (UTC)

The Original Barnstar. I've took a look at the historic of your contributions and recognized you as a very valuable contributor to this project. The amount of work you do for Wikipedia is really impressive and of very high quality. ... Lolaszvodikech (talk) 04:36, 22 May 2015 (UTC)

PumpkinSky Prize. Thank you, computer scientist, for adding pictured insight to the Main page with quality articles ... teaching about of a broad range of topics including women in science ... serving as an admin and uploading images and diagrams ... Gerda Arendt (talk) 06:25, 26 June 2015 (UTC)

The Original Barnstar. For a helpfully thorough GA-review of Trevor Kincaid. LavaBaron (talk) 09:44, 30 November 2015 (UTC)

The Barnstar of Diligence. For your job of doing what few have dared, which was to close this move review. Thanks for the tireless effort and extensive reading and reviewing you certainly had to endure. Tiggerjay (talk) 23:36, 18 January 2016 (UTC)

The Original Barnstar. Thanks for your work on the Article "Global Digital Mathematics Library". Maybe you can improve the article further and prevent that it gets deleted. Physikerwelt (talk) 13:10, 22 February 2016 (UTC)

The Tireless Contributor Barnstar. Thank you for your great work here on Wikipedia. From it I know that you are a very intelligent, good and honest person. Long live to you. Sincerely, Lauri Poncet (talk) 14:53, 25 March 2016 (UTC)

100000 Edits award. Congratulations on reaching 100000 edits. You have achieved a milestone that only 364 editors have been able to accomplish. The Wikipedia Community thanks you for your continuing efforts. Keep up the good work! Buster Seven Talk 13:05, 26 April 2016 (UTC)

The Editor's Barnstar. Thank you for sharing your CS genius in reviewing Binary search algorithm! Esquivalience ^t 23:05, 11 May 2016 (UTC)

The Undecidable Barnstar?. For your quick response time and excellent performance on Harry Lewis.

The Barnstar of Good Humor. For your work on Mark Barr. Bearian (talk) 16:54, 1 April 2017 (UTC)

The Writer's Barnstar. Nice job at Donald G. Saari! Great article. Thank you for your contributions at DYK. ComputerJA (☎ • ✎) 23:37, 9 May 2017 (UTC)

Snowflake 4 you! Thanks for responding to my post in Wikipedia:WikiProject_Mathematics, finding a useful citation, and teaching me more about a style of notation in Mathematics that I was not previously aware about! =) I Appreciate it! Popcrate (talk) 23:57, 11 May 2017 (UTC)

The Special Barnstar Thank you David for your hard work and dedication to Wikipedia, your articles do make a big difference and I appreciate your support. Wikipedia needs experts like yourself in your field. ♦ Dr. Blofeld 08:24, 30 November 2017 (UTC)

The Tireless Contributor Barnstar The amount of work you have donated to Wikipedia is very impressive. I think that you are one of the best users Wikipedia has ever had. I have spent more time reading Wikipedia than editing it, and I could not avoid noticing that you greatly increased the content of various articles, and that your contributions are of very high quality. MathKeduor7 (talk) 22:32, 10 December 2017 (UTC)

Scholarly Barnstar [re Prime Number] I just wanted to chime in with a note of gratitude. Excellent work! XOR'easter (talk) 16:43, 23 February 2018 (UTC)

The "Did You Know...?" Reviewer's Barnstar What you do provides an incentive for new and experienced editors to continue improvement and creation of content. I find my curiosity piqued by the DYKs. You do a great job and help me gain insight into the range of topics that Wikipedia covers. You’ve put in the time and effort to improve content and therefore deserve recognition and appreciation. Best Regards, Barbara ✐  ✉ 08:52, 22 April 2018 (UTC)

The Technical Barnstar You never fail to impress! Thank you so much for solving the Jerry Frankel puzzle. Wikipedians are lucky to have you, whether they realize it or not. I think most do. ^{Atsme✍🏻📧} 02:38, 28 November 2018 (UTC)

The Barnstar of Diligence For your review of an article for GA. It did not pass your review but you gave constructive advice to improve it and improved my knowledge as an editor. Akrasia25 (talk) 13:10, 20 January 2019 (UTC)

The Good Article Barnstar Thank you for writing Garden of Eden (cellular automaton). It is without a doubt one of the most well-written good articles I have ever reviewed. It met and exceeded all of the good article criteria, especially with regards to sourcing and content flow. Well done! Reaper Eternal (talk) 14:15, 20 May 2019 (UTC)

The Defender of the Wiki Barnstar For the chivalrous generosity with which you research, and often source and improve, ancient, dusty, neglected academic bios. E.M.Gregory (talk) 18:15, 16 July 2019 (UTC)

The Original Barnstar For your work to save John_C._McLaughlin. Bearian (talk) 17:58, 3 September 2019 (UTC)

The Original Barnstar Thank you very much for posting figures of graph theory articles. They are very helpful for learning, and explaining some concepts to other people. Sameera Kannangara (talk) 04:45, 5 September 2019 (UTC)

Scholarly Barnstar For your timely, needed contributions and references at Adolf Sturmthal. Thank you Goldsztajn (talk) 09:00, 23 September 2019 (UTC)

The E=mc² Barnstar For adding blue links to the list of people by Erdős number! XOR'easter (talk) 03:23, 26 September 2019 (UTC)

The Original Barnstar Nice new article on Anita Feferman! A fascinating, notable woman who I'm glad to have learned about. Babajobu (talk) 22:57, 5 October 2019 (UTC)

The Special Barnstar Thanks for 100% rescuing the article Power of three, Wikipedia would have lost some valuable info without you. TLOM (The Lord of Math) (Message) 03:11, 19 March 2020 (UTC)

The Original Barnstar For being a good editor. ^^ I like how honest and competent you are. Dennui (talk) 08:16, 9 July 2020 (UTC)

The E=mc² Barnstar For all your work on women scientists articles :) Kj cheetham (talk • contribs) 07:24, 13 July 2020 (UTC)

The Original Barnstar Thanks for your many contributions to graph theory articles. Mdeff (talk) 12:00, 24 September 2020 (UTC)

The Mathematics Barnstar For your extensive work on Euclidean distance. The article is unrecognisable now compared to before your rewrite, and is a pleasure to read. It keeps to the point, is accessible to various backgrounds, and flows well. Great work! ProcrastinatingReader (talk) 14:54, 10 November 2020 (UTC)

The Original Barnstar For the article about William Chapple; this man is related to a very elementary topic, and yet his contribution is so easily overlooked. I love filling such gaps and unknown unkowns. Tarnoob (talk) 22:08, 11 December 2020 (UTC)

The Editor's Barnstar David, thanks for all the great work you do on both math articles and professor related articles. Cheers, Eddie891 ^Talk _Work 17:12, 4 January 2021 (UTC)

The Barnstar of Diligence Thanks for your hard work and kind behaviour to this community :) Akronowner (talk) 16:07, 2 February 2021 (UTC)

The Original Barnstar Thank you for the advice on Oka's theorem. Taught me the criteria for creating Wikipedia articles. SilverMatsu (talk) 00:41, 17 February 2021 (UTC)

The Barnstar of Diligence Many thanks for vetting my Kuratowski's/Wagner's theorem diagram and telling me about MOS:COLOR. Much appreciated! cmɢʟee⎆τaʟκ 18:11, 12 March 2021 (UTC)

The Barnstar of Good Humor You left the single best edit summary I've read this year: "Undo. Where did his mother get a time machine allowing him to be born in 1966 in a country that did not exist until 1972?" Nice humor lol. Curbon7 (talk) 03:05, 25 June 2021 (UTC)

The Teamwork Barnstar Thanks for providing valuable advice to the people completing my task over at the Reward Board! 🐶 EpicPupper ^{(he/him | talk, FAQ, contribs | please use ((ping)) on reply)} 20:48, 13 July 2021 (UTC)

The Original Barnstar Thank you for your many contributions David! Timothy Sawe (talk) 00:00, 14 October 2021 (UTC)

The Editor's Barnstar Thanks for your good work revamping and maintaining the Three utilities problem article, cmɢʟee⎆τaʟκ 22:00, 28 October 2021 (UTC)

The Mathematics Barnstar For over 15 years of dedicated editing and hard work that you have put in to improve hundreds of articles related to mathematics — elevating dozens of them to good article status. Your work is commendable and you are an asset to the project. — The Most Comfortable Chair 05:31, 1 December 2021 (UTC)

The Editor's Barnstar Well done. 7&6=thirteen (☎) 17:22, 7 December 2021 (UTC)

The Women in Red Barnstar Thank you for making numerous articles on women, especially by reducing the number of redlinks at Wikipedia:WikiProject Women in Red/Fellowships. Your help is greatly appreciated. Keep up the good work :) MrLinkinPark333 (talk) 20:46, 29 December 2021 (UTC)

The Defender of the Wiki Barnstar Keep up the good work! 7&6=thirteen (☎) 21:02, 25 February 2022 (UTC)

The Barnstar of Good Humor Content dispute aside, I'm saving "prudish bluenose" in a folder somewhere :D Had to look up the latter- that's quite nifty. theleekycauldron (talk • contribs) (she/they) 22:46, 2 June 2022 (UTC)

The WikiProject Board and table games Barnstar I hereby award you this Barnstar for your excellent edits in Mutilated chessboard problem. --BorgQueen (talk) 14:39, 31 October 2022 (UTC)

The Defender of the Wiki Barnstar Thank you for the help and that you corrected me! :-) Varagk (talk) 14:44, 31 October 2022 (UTC)

Kitestar Thanks so much for bringing Kite (geometry) to GA status. It's a lovely article. — hike395 (talk) 11:20, 2 November 2022 (UTC)

The Original Barnstar For improving Paper fortune teller to GA. I never knew what that thing from elementary school was called (much less in English), and so I want to thank you for bringing to mind that long-lost childhood memory. 〜 Festucalex • talk 15:49, 5 August 2023 (UTC)

The Original Barnstar For your work on Mathematical Cranks. When I saw an article on it pop up, I was sure the book was so obscure it could probably be PRODed. Delighted to see an well sourced, well formatted article instead. Mach61 (talk) 03:44, 25 August 2023 (UTC)