Introduction to Graph Theory: A Computer Science Perspective

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  • Опубликовано: 28 июн 2024
  • In this video, I introduce the field of graph theory. We first answer the important question of why someone should even care about studying graph theory through an application perspective. Afterwards, we introduce definitions and essential terminology in graph theory, followed by a discussion of the types of graphs you may encounter. We then define several ways to represent graphs as a data structure and finish off the video with a discussion of what types of interesting problems you can ask about graphs to help motivate the ideas in future videos.
    Typo correction: at 5:12 the vertex set V should be {0, 1, 2, 3, 4} instead of {0, 1, 2, 3, 4, 5} (there is no vertex 5).
    Big thanks to Dániel László Bertalan for making the closed captions for this video!
    The sudoku example was inspired by this incredible reddit visualization: / visualizing_the_sudoku...
    Support: / reducible
    This video wouldn't be possible without the open source manim library created by 3blue1brown: github.com/3b1b/manim
    Here is link to the repository that contains the code used to generate the animations in this video: github.com/nipunramk/Reducible
    Music:
    October by Kai Engel freemusicarchive.org/music/Ka...
    November by Kai Engel
    freemusicarchive.org/music/Ka...
    Cobweb Morning by Kai Engel
    freemusicarchive.org/music/Ka...

Комментарии • 380

  • @einsteinnewton7121
    @einsteinnewton7121 4 года назад +1035

    3Blue1Brown of Computer Science. Brilliant video.

    • @vijaykumarreddyalavala3713
      @vijaykumarreddyalavala3713 3 года назад +6

      Absolutely.

    • @IsaacJoshi
      @IsaacJoshi 3 года назад +52

      When I was watching this I thought hmm why does 3B1B's voice sound different

    • @genericusername1243
      @genericusername1243 3 года назад +2

      haha even i thought so

    • @gauravarya8952
      @gauravarya8952 3 года назад +3

      Absolutely Brother. Such nice content in this vast ocean of copy cat junks.

    • @kenhaley4
      @kenhaley4 3 года назад +3

      @@KonigKlack They are. He gives credit in the notes below the video.

  • @OliFarhaan
    @OliFarhaan 2 года назад +431

    I was unable to take admission to an engineering college to pursue Software Engineering due to my financial conditions. But I never lost hope I am studying on my own self and I feel privileged that I came to know about your channel. Thank you so much for such valuable content.

    • @realdealholyfield9616
      @realdealholyfield9616 2 года назад

      Are you indian or paki?

    • @harrykekgmail
      @harrykekgmail 2 года назад +21

      I wish you success

    • @OliFarhaan
      @OliFarhaan 2 года назад +14

      @@harrykekgmail I wish you too :)

    • @robertalbus4430
      @robertalbus4430 Год назад +37

      I am a self-taught software developer with an established career. you can do this too. university is not required. the best advice to all readers is to start with web dev because it is the easiest path to starting a career. then on your own time study CS and interesting problems - because of this you will gain a fabulous education and your career will advance.
      good luck Ali Farhan

    • @chafikthewarrior
      @chafikthewarrior Год назад +7

      I am an autodidact Data Scientist, i started with Web development and i did everything using only google, no school. You can do it but you need to be 10 times better than the others may god help you in your journey.

  • @alonebuthappy33
    @alonebuthappy33 3 года назад +53

    This is going to be one of the most popular study channel in the future ♥️

  • @AlessandroBottoni
    @AlessandroBottoni 3 года назад +130

    This is by far the best video regarding graph theory I have seen in my (quite long) life. Extremely clear, extremely accurate and extremely useful. As "Einstein Newton" here said 8 months ago, this can be considered the 3Blue1Brown of Computer Science. Congratulations!

  • @youssefel-mahdy922
    @youssefel-mahdy922 2 года назад +5

    I think it is the best video on RUclips that discuss and give an existing introduction about graph theory. It was my duty to thank you for this video!

  • @FunMining
    @FunMining 4 года назад +235

    This is a great channel, definitely will get much more recognitions in the future!

    • @vladchira521
      @vladchira521 3 года назад +5

      I'm from the future! You were right. Just discovered this channel and I love it.

    • @rushianokun
      @rushianokun 3 года назад +2

      It's happening

    • @omaryahia
      @omaryahia 2 года назад +2

      I agree :)

    • @PhysicsMosses
      @PhysicsMosses Год назад

      I am from far future

    • @gytzero
      @gytzero 9 месяцев назад

      Just found this, from the farer future

  • @symonzhu9153
    @symonzhu9153 4 года назад +13

    wow never would've thought about sudoku like this - that's awesome!

  • @zamoqi
    @zamoqi 3 месяца назад +1

    4 years into software engineering and had to refresh the knowdlegd on this. SO far the best explanation of such complex and abstract for many topic graphs. A true GEM video. Thanks!

  • @KoraxLP
    @KoraxLP 4 года назад +13

    Your videos are absolutely amazing ! Especially your recursion video helped me immensely. Looking forward to more of your work. Keep going, this channel is going to be big! The video quality is just soo goood.

    • @Reducible
      @Reducible  4 года назад +1

      Thank you! Glad you find these videos helpful and yup I have so many ideas for content so don't plan on stopping any time soon :)

  • @gauravnikam8843
    @gauravnikam8843 2 года назад +70

    Introduction :- 0:00
    Why Study Graph :- 1:33
    Definition :- 4:35
    Terminologies :- 5:22
    Types of Graph :- 8:32
    Representation :- 10:15
    Graph Problems :- 12:44

    • @watchableraven3517
      @watchableraven3517 2 года назад +4

      Pro-tip: if you put the timestamps on the left, they'll line up better.

  • @markomozina7894
    @markomozina7894 4 года назад +11

    Another great one. Can’ t wait for more:)

  • @L1Q
    @L1Q 2 года назад

    thank you SO MUCH for always providing representation of everything in terms of data structures. this is a differences between a topic being complete jargon and an actually making practical sense

  • @milajoy945
    @milajoy945 3 года назад +1

    Man!... your animations blow my mind 🤯 brilliantissime!!! Please keep doing them. I spent a moment on YT to find something understandable about graphs... and I found you! Thank you very much 🙏🏻🙏🏻

  • @MrKyltpzyxm
    @MrKyltpzyxm 3 года назад +16

    I like the little bit at the end regarding the path through each vertex only once.
    Welcome to graph theory 101. After some foundational examples let's jump straight to proving that P=NP. lol

  • @adriantee5219
    @adriantee5219 3 года назад +15

    Beautifully explained and easily understandable to someone who knows little to nothing about graph theory or computer science. Keep up the good work!

  • @aakdani11
    @aakdani11 3 года назад +20

    Dude the way of explained this topic is so amazing and you made it look so easy to understand, It is so hard to understand this topic from books for someone like me. Thanks alot for your help. GOD bless!!

  • @Thegamer-kf8zz
    @Thegamer-kf8zz 2 года назад

    I love the mission of this channel! We need more interesting ways to delve into computer science for people who don’t want to sit down for 2 hours to understand fundamental (often complex) computer science topics!!! KEEP UP THE GOOD WORK!

  • @partimecat
    @partimecat 2 года назад +1

    Thank you for this video, I’ve been having a hard time motivating myself to start studying the graph theory chapter for my discrete math class, and this has helped me to finally open my textbook!

  • @sooniesleardamer3871
    @sooniesleardamer3871 4 года назад +7

    Keep on going! Your channel is just amazing! (Watching from France)

  • @MythicalMaestro69
    @MythicalMaestro69 3 года назад +10

    Imagine Every Single Teacher in The World Teach Like HIM!! I mean there is no Teacher in my College who teach like him. His Explanations are clear and the way he presents his presentation is easy to understand and not boring to watch.

    • @m322_yt
      @m322_yt 3 года назад +7

      well, I presume no teacher has a couple of weeks/months time to prepare a single lecture that introduces basic concepts

  • @daniahmed
    @daniahmed Год назад

    This was your first video that i saw amd let me say I'll always come here whenever there'll be a new math concept in CS that i want to understand.
    Cheers👍

  • @fatimameryam6215
    @fatimameryam6215 3 года назад +1

    Brilliant elegant explanation, wow. Thank you one thousand times !

  • @ankitshaw6307
    @ankitshaw6307 11 месяцев назад +1

    Amazing Explanation !! You explained such a complex topic in so easy to understand language. I learnt a lot today and also found out interesting ways to visualize a graph. Thank you !!!

  • @machinimaaquinix3178
    @machinimaaquinix3178 Год назад

    The amount of time and care taken to produce this video shows. This is my first time on this channel and i'm looking forward to going through it more.

  • @aramwis
    @aramwis 2 года назад

    I'm so happy I got here. I'm a completely new to all of this yet I cam out understanding every single thing you just said. That was amazing. Thsnk you so much

  • @hiryu87
    @hiryu87 3 года назад +1

    Superb breakdown of the subject. Had no idea before the video and now I really understand if fundamentally.

  • @hasanrants
    @hasanrants 5 месяцев назад

    hats off, the production quality is mind boggling.

  • @rmt3589
    @rmt3589 7 месяцев назад +1

    This is amazing! Reminded me of Vector Art, Wave Function Collapse, and Neuronets a lot.
    I have learned a lot, and deffinately want to learn way more!

  • @jimboli9400
    @jimboli9400 3 года назад +2

    Please keep up these sensational videos, incredible amount of work and effort gone into these!

  • @rangbuzz
    @rangbuzz 3 года назад +1

    Brilliantly explained the concept of graph theory. Thank you.

  • @bradleyli1569
    @bradleyli1569 2 года назад

    Awesome video! Can't wait to see more videos like this being posted!

  • @thobiaslarsen8336
    @thobiaslarsen8336 2 года назад +3

    Never seen a solution to a sodoku with graph theory! I just learned this to prepare for some competetive programming, I knew it was possible to solve using some disgusting nested for loops, but never knew graph would be a solution. Thank you!

  • @sliddjur
    @sliddjur 3 года назад +11

    As a network engineer, this is really interesting! I visualize my networks with python and networkx and dot-graphs. Really fun!

  • @kingdel0xe
    @kingdel0xe 3 года назад +26

    There is a small mistake at 4:15
    You would need to connect every point on a column with every other point on the same column same for the rows. Otherwise a graph coloring algorithm wouldn't work here, since graph coloring algorithms only test for the constraint that each neightbor has a different color.

  • @reubenvandermerwe480
    @reubenvandermerwe480 8 месяцев назад

    Great video. Simple and easy to understand, and yet it gives a great overview of graph theory concepts.

  • @wittyhumour29
    @wittyhumour29 3 года назад +2

    Great Introduction to Graph Theory. Amazing Explanation.

  • @shubhkhandelwal4822
    @shubhkhandelwal4822 3 года назад +1

    Thank you for existing!

  • @trumanh1453
    @trumanh1453 3 года назад +1

    Explain theories with clear diagrams and clear pronunciation. Great !

  • @antontsvil245
    @antontsvil245 5 месяцев назад +1

    Im just can't thank you enough, this video was so enlightening that actually gives me a hope, it proves that I am able to learn and understand hard concept w/o expensive education. Eventually I would become a programmer.
    Thank you from the bottom of my heart

  • @mdegaris1972
    @mdegaris1972 3 года назад

    Beautifully explained. Thank you!

  • @Kyle-xk2rb
    @Kyle-xk2rb 2 года назад

    As a CS student this is really good content. Love all the videos you make!

  • @robertcormia7970
    @robertcormia7970 29 дней назад

    This was GREAT! I'm boning up on graph theory for cheminformatics, and this is providing a great foundation!

  • @bish-jyag3371
    @bish-jyag3371 Месяц назад

    Very nicely presented, clear and concise. You are the great teacher.

  • @LowLevelLemmy
    @LowLevelLemmy Год назад

    Just discovered your channel. I'm about to binge everything you've made.

  • @NaveenKumar-os8dv
    @NaveenKumar-os8dv Год назад +6

    If everyone was like you, study wouldn't not be tough. Thank you for this video and graph theory explanation. What you made is not just knowledge, but enlightment for me. You do it like its a cake to you, and I actually understand your explanation.

  • @shreyageek
    @shreyageek 2 месяца назад

    What a clean video anyone can understand from images itself
    Thanks a lot for this

  • @aureacastillo172
    @aureacastillo172 3 года назад

    I think I'm in love, thank you for the video!

  • @bikramm5553
    @bikramm5553 Год назад

    Wow!! Amazing Video. One the best video, I have ever seen.

  • @GEMINDIGO
    @GEMINDIGO 3 года назад

    A very interesting video that explains the concepts well. Very inspiring.

  • @goober3666
    @goober3666 17 дней назад

    this video is oddly beautiful, i absolutely despised this whole semester of discrete math but you kinda got me invested

  • @chandraprakash934
    @chandraprakash934 Год назад

    Simply awesome ! keep the good work going 👍

  • @zaidmermam2524
    @zaidmermam2524 11 месяцев назад +1

    absolutely amazing explanation!

  • @SebastianLopez-nh1rr
    @SebastianLopez-nh1rr 3 года назад +2

    I came here because of 3B1B, please keep up the good work. You've got great potential.

  • @nothingnoone8752
    @nothingnoone8752 3 года назад +1

    Wow, so glad I found this channel. Subbed.

  • @ahmedtawfiq3625
    @ahmedtawfiq3625 3 года назад +1

    Your videos are so well explained. Wish i had a teacher like you from high school...

  • @guysolo6542
    @guysolo6542 Год назад

    very good video, thank you so much, keep up the good work, watching 2 days before an exam

  • @saipan1970
    @saipan1970 2 года назад

    Fantastic, just needed info for programming.Thank you.

  • @maxpalm7862
    @maxpalm7862 2 года назад

    Thank you very much, that was a great introduction. Much appreciated

  • @williammasferrer9067
    @williammasferrer9067 2 года назад

    Great video !!! It Accomplish his goal of giving an introduction on the topic.

  • @andy-kg5fb
    @andy-kg5fb 3 года назад +1

    I love this style of video.

  • @zuhail1519
    @zuhail1519 Год назад

    Absolutely smooth!

  • @amitadhikaree1801
    @amitadhikaree1801 3 года назад

    Keep on going! Your are doing an amazing work!!

  • @xxmiamygirlxx
    @xxmiamygirlxx 2 года назад

    very nice, thanks for the vizualisation and soothing music

  • @azatecas
    @azatecas 2 года назад

    Why didnt i find this channel sooner? Love this

  • @channagirijagadish1201
    @channagirijagadish1201 2 года назад

    Excellent Channel and very informative with rigor.

  • @divakarbhardwaj7322
    @divakarbhardwaj7322 3 года назад

    Absolutely amazing content.

  • @ryanmckenna2047
    @ryanmckenna2047 22 дня назад

    Very nicely introduced, I hope you have some very complex cutting edge applications of graph theory to show off :)

  • @raunakmitra7868
    @raunakmitra7868 2 года назад

    The Sudoku example is outstanding and useful.

  • @MangoLassiYT
    @MangoLassiYT 2 года назад

    this video was better than most videos on youtube related to graphs

  • @kasyapdharanikota8570
    @kasyapdharanikota8570 3 года назад

    great channel ,please continue making such great videos .

  • @sherlock_221
    @sherlock_221 2 года назад

    The sudoku Example was the best! Please make more videos on graph theory

  • @ahmedtawfiq3625
    @ahmedtawfiq3625 3 года назад

    I will sit and watch all your videos one by one

  • @jzhuo1731
    @jzhuo1731 2 года назад

    Awesome video. Thank you!

  • @filiprank9870
    @filiprank9870 Год назад +1

    Amazing! Thank you!

  • @astroceleste292
    @astroceleste292 2 года назад

    Thank you for putting subtitles

  • @pafloxyq
    @pafloxyq 3 года назад +2

    It feels so great that Grant has inspired people to follow this cool way of explaining things, keep up !!!

  • @nachosncheez2492
    @nachosncheez2492 2 года назад

    nice channel i just found it today, i like the concise summary's of topics

  • @kevg3563
    @kevg3563 2 года назад

    Very well explained. Subscribed!

  • @Syph_Silver
    @Syph_Silver 2 года назад

    thank you very much for this explanation !

  • @YiannosG
    @YiannosG 2 года назад

    Excellent video and narration

  • @CipherOne
    @CipherOne Год назад

    Outstanding presentation.

  • @nosult3220
    @nosult3220 Год назад +1

    Taking this as a grad level course rn. Its very stimulating for visual learners

  • @erv993
    @erv993 3 года назад

    Great video! thanks so much!

  • @victorveloso226
    @victorveloso226 2 года назад

    Great Video!! Thank you!

  • @haktwld
    @haktwld 2 года назад

    Just found you channel through this video. Great presentation.

  • @AnasMations
    @AnasMations 2 года назад

    Thank you so much! This was very helpful.

  • @ItsMe-yb1zn
    @ItsMe-yb1zn 7 месяцев назад

    Thank you so much for your effort, It was a very informative and very interesting video

  • @paulomartins1008
    @paulomartins1008 3 года назад +8

    You need content.
    Binge watchable sets of 20+ min videos on related topics from video to video.
    Trust the community.
    Keep it up great job.

  • @judyju7416
    @judyju7416 11 месяцев назад

    Amazing video !!! Thank you !!!

  • @technics6215
    @technics6215 2 года назад

    Thank you, nice introduction!

  • @haleynaga5671
    @haleynaga5671 2 года назад

    i cant read my college material for this particualr topic and found your videos, ist really great!!

  • @kuijaye
    @kuijaye 2 года назад

    Nice introduction. Now I understand why git commits are directed acyclic graphs. Thanks man!

  • @adamtaylor2142
    @adamtaylor2142 2 года назад

    Excellent video!

  • @AssemblyWizard
    @AssemblyWizard 3 года назад +16

    2:53 Ironically I thought Sudoku would be the first example lmao, but well played

  • @akhilsoni729
    @akhilsoni729 3 года назад

    Great Video, got me Subscribed!

  • @basitshabbir1100
    @basitshabbir1100 3 года назад +2

    Thank you so much for the video, please make a whole playlist of videos on the graph theory course that they teach in Universities

  • @lk9895
    @lk9895 9 месяцев назад

    Explained very properly!

  • @izzylapidus
    @izzylapidus 2 года назад

    This was super helpful thank you!!!!!

  • @jaumm84
    @jaumm84 3 года назад

    Fantastic video!!!

  • @andreabonannibonanni211
    @andreabonannibonanni211 11 дней назад

    great video, thank you!!