early known use of the concept of 'necessary and sufficient' - SERP Analysis

https://en.wikipedia.org/wiki/Necessity_and_sufficiency

https://plato.stanford.edu/entries/necessary-sufficient/

https://www.sfu.ca/~swartz/conditions1.htm

https://faculty.fiu.edu/~harrisk/Notes/Critical%20Thinking/Obscurity%20and%20Clear%20Thinking%202%20-%20Definitions,%20Necessary%20and%20Sufficient.htm

https://philarchive.org/archive/SILNAS

https://press.rebus.community/intro-to-phil-logic/chapter/chapter-5-necessary-and-sufficient-conditions/

https://www.ncl.ac.uk/webtemplate/ask-assets/external/maths-resources/economics/sets-and-logic/necessity-and-sufficiency.html

https://www.txst.edu/philosophy/resources/fallacy-definitions/confusion-of-necessary.html

https://learn.academy4sc.org/video/necessary-vs-sufficient-under-the-right-conditions/

https://www.thetransmitter.org/systems-neuroscience/claims-of-necessity-and-sufficiency-are-not-well-suited-for-the-study-of-complex-systems/

https://www.youtube.com/watch?v=E7Iwcif7FTU

https://philosophy.stackexchange.com/questions/22/what-is-the-difference-between-necessary-and-sufficient

https://pmc.ncbi.nlm.nih.gov/articles/PMC6510664/

https://www.merriam-webster.com/dictionary/sufficient%20condition

https://human.libretexts.org/Bookshelves/Philosophy/Thinking_Well_-_A_Logic_And_Critical_Thinking_Textbook_4e_(Lavin)/02%3A_Language_Meaning_and_Definition/2.03%3A_Necessary_and_Sufficient_Conditions

https://forum.powerscore.com/viewtopic.php?t=17556

https://www.reddit.com/r/LSAT/comments/7475f2/how_do_you_differentiate_between_sufficient_and/

https://www.cliffsnotes.com/study-notes/4823452

https://edtechbooks.org/rapidwriting/necessary_and_sufficient_conditions

https://math.stackexchange.com/questions/1110111/necessary-but-not-sufficient-in-logic

https://www.quora.com/What-is-the-difference-between-necessary-and-sufficient-conditions-in-philosophy

https://www.khanacademy.org/test-prep/lsat-prep/xdf35b2883be7178a:lsat-prep-lessons/xdf35b2883be7178a:lsat-prep-logic-toolbox/a/logic-toolbox--article--if-x-then-y--sufficiency-and-necessity

https://www.youtube.com/watch?v=0zy5jRpe6QI

https://www.erim.eur.nl/fileadmin/centre_content/necessary_condition_analysis/NCA_online_book/theory.html

https://forum.powerscore.com/viewtopic.php?t=34495

https://www.reddit.com/r/LSAT/comments/v321x2/the_only_does_not_introduce_the_sufficient/

https://www.quora.com/How-do-you-explain-in-laymans-terms-what-a-necessary-condition-is-in-mathematical-logic-Why-is-it-called-necessary-Sufficient-conditions-seem-obvious-but-necessary-is-not-intuitive-One-is-the-converse-of-the-other-but-that-doesnt-help-me

https://www.youtube.com/watch?v=KCMGWRoPuMY

https://www.jimpryor.net/teaching/vocab/conditionals.html

https://en.wikipedia.org/wiki/Principle_of_sufficient_reason

https://www.scirp.org/journal/paperinformation?paperid=122755

https://www.sciencedirect.com/science/article/pii/S0004370201000704

https://home.sandiego.edu/~baber/logic/conditionals.html

https://e-gmat.com/blogs/what-are-sufficient-but-not-necessary-conditions/

https://www.themathdoctors.org/necessary-and-sufficient-conditions-if-or-only-if/

http://ieeexplore.ieee.org/document/1183646/

https://www.thinkinglsat.com/articles/understanding-conditional-statements

https://journals.sagepub.com/doi/10.1177/1094428115584005

https://www.merriam-webster.com/dictionary/sufficient

https://openreview.net/forum?id=8kk9joQCkc

https://www.skillfulreasoning.com/basic_concepts/counterexamples.html

https://www.nature.com/articles/d41586-018-05418-0

https://fas-polisci.rutgers.edu/levy/articles/Goertz%20&%20Levy%20-%20Causal%20Explanation.pdf

https://counsellingtutor.com/counselling-approaches/person-centred-approach-to-counselling/the-six-necessary-and-sufficient-conditions-for-therapeutic-personality-change/

https://www.verywellhealth.com/understanding-causality-necessary-and-sufficient-3133021

https://www.thinkinglsat.com/demon-daily-episodes/episode-131

https://docs.google.com/document/d/11UrXxSavRIVc_hgu-SAK7PAuFXGEGHyduDke56Qte1Q/edit

https://authors.library.caltech.edu/records/f77g6-rqz94

https://lsatdemon.com/resources/lsat-tips-and-strategies/understanding-conditional-statements

https://quizlet.com/843250811/necessary-conditions-and-sufficient-conditions-flash-cards/

https://www.youtube.com/watch?v=501t_02KLdk&pp=0gcJCdgAo7VqN5tD

https://link.springer.com/article/10.1007/s11023-022-09598-7

https://www.oed.com/dictionary/sufficient_adj

https://thephilosophyforum.com/discussion/6344/necessary-and-sufficient-conditions-in-the-context-of-demarcation

https://nigelleaney.medium.com/necessary-and-sufficient-conditions-2265b25ae6ce

https://mecheng.iisc.ac.in/suresh/me260/Lectures2022/Lecture4.pdf

https://www.cs.utexas.edu/~dnp/frege/subsection-163.html

https://iep.utm.edu/hume-causation/

https://www.researchgate.net/publication/303825198_Necessary_Condition_Analysis_NCA_Logic_and_Methodology_of_''Necessary_but_Not_Sufficient''_Causality

https://www.7sage.com/forums/discussion/17762/the-sufficient-necessary-flaw-an-approach-to-maximize-points

https://bookdown.org/ncabook/advanced_nca2/theory.html

https://testmaxprep.com/blog/lsat/lsat-prep-concept-sufficient-and-necessary-practice-only

https://pmc.ncbi.nlm.nih.gov/articles/PMC5451286/

https://blog.blueprintprep.com/lsat/sufficient-and-necessary-assumption-questions-demystified/

https://klementoninvesting.substack.com/p/necessary-but-not-sufficient

https://read.aupress.ca/read/critical-thinking-logic-and-argument/section/6d3e9906-c0a5-42c4-b841-f69295b75560

https://breakingthefreewillillusion.com/necessary-sufficient-causality/

https://1000wordphilosophy.com/2018/03/27/leibnizs-principle-of-sufficient-reason/

https://projecteuclid.org/journals/annals-of-mathematical-statistics/volume-26/issue-3/A-Necessary-and-Sufficient-Condition-for-Admissibility/10.1214/aoms/1177728497.full

https://www.physicsforums.com/threads/definition-of-field-a-necessary-sufficient-explanation.879068/

http://www.carlren.com/2023/09/sufficient-vs-necessary.html

https://journals.openedition.org/cpl/433

https://www.sfu.ca/~swartz/definitions.htm

https://arxiv.org/html/2409.20427v2

https://philarchive.org/rec/SILNAS

https://gmatclub.com/forum/necessary-and-sufficeint-questions-144946.html

https://lsatblog.blogspot.com/2009/11/words-except-unless-until-without-mean.html

https://koine-greek.com/2019/06/28/was-jesus-a-zombie/

https://www.themathpage.com/aBookI/logic.htm

https://www.sciencedirect.com/topics/engineering/sufficient-condition

http://carneades.pomona.edu/2013-PoP/1107-nts.shtml

https://www.youtube.com/watch?v=EwC687SF814

https://www.scribd.com/document/231557129/The-Concepts-of-Necessary-Conditions-and-Sufficient-Conditions

https://blog.nus.edu.sg/fortytwo/2018/09/10/necessary-and-sufficient-condition/

https://philosophyalevel.com/aqa-philosophy-revision-notes/definition-of-knowledge/

https://the3nr.com/2010/05/19/necessary-and-sufficient-conditions-tips-for-debating-causality/

https://blackacreprep.com/blog/2017/8/18/lsat-tips-understanding-necessary-and-sufficient-conditions

https://e-gmat.com/blogs/gmat-critical-reasoning-necessary-vs-sufficient-conditions/

http://www.compasss.org/wpseries/Goertz2003.pdf

https://spot.colorado.edu/~heathwoo/Phil100/leibniz.html

https://iep.utm.edu/causation/

http://gafter.blogspot.com/2016/02/necessary-and-sufficient-causes.html

https://www.kaptest.com/study/lsat/lsat-formal-logic-necessary-vs-sufficient/?srsltid=AfmBOooqX0Q3WBEyK_JAqWrbbgxXpCly7YbuFSongyVHckqeucl-vea9

https://www.researchgate.net/publication/369092010_Necessary_and_Sufficient_Conditions_Counterfactuals_and_Causal_Explanations

https://7sage.com/lsat-logic-sufficient-and-necessary-conditions/

https://www.tandfonline.com/doi/abs/10.1080/01677063.2018.1468443

https://human.libretexts.org/Bookshelves/Philosophy/Critical_Reasoning%3A_A_User's_Manual_(Southworth_and_Swoyer)/03%3A_Conditionals_and_Conditional_Arguments/3.02%3A_Necessary_and_Sufficient_Conditions

https://quizlet.com/706397358/necessary-sufficient-conditions-practice-flash-cards/

https://www.hhs.gov/ohrp/regulations-and-policy/belmont-report/read-the-belmont-report/index.html

https://clioetcetera.com/2017/01/05/knowledge-independently-necessary-or-collectively-sufficient/