Dominating Sets and Domination Number of Graphs | Graph Theory

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  • Опубликовано: 6 окт 2024
  • A vertex is said to dominate itself and its neighbors. Then, a dominating set of a graph G is a vertex subset S of G such that every vertex in G is dominated by some vertex in S. This means every vertex in G-S is adjacent to some vertex in S. A dominating set of minimum cardinality is a minimum dominating set, and the cardinality of such a set is the domination number of the graph. #GraphTheory
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Комментарии • 54

  • @WrathofMath
    @WrathofMath  Месяц назад

    Support the production of this course by joining Wrath of Math as a Channel Member for exclusive and early videos, original music, and upcoming lecture notes for the graph theory series! Plus your comments will be highlighted for me so it is more likely I'll see and answer your questions!
    ruclips.net/channel/UCyEKvaxi8mt9FMc62MHcliwjoin
    Graph Theory course: ruclips.net/p/PLztBpqftvzxXBhbYxoaZJmnZF6AUQr1mH
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  • @PunmasterSTP
    @PunmasterSTP 4 месяца назад +3

    Well, I finally found myself at the end of this playlist (162 videos as of 6/5/24). I hope at least a few people found my comments along the way to be entertaining, but in all seriousness, this was such a great resource and I thank you for putting in so much effort! Here's to all the future travelers, and may your adventures in graph theory be splendid 🍻

  • @HiepNguyen-ud8qe
    @HiepNguyen-ud8qe 2 месяца назад

    about to join a summer mathematics camp & stumbled upon this amazing video about graph theory. thanks for all the dedication, you did make it so clear & easy to follow. Thanks for making my journey a little bit easier

  • @WrathofMath
    @WrathofMath  2 года назад +14

    we back

  • @alejorabirog1679
    @alejorabirog1679 Год назад

    Then, we can always give a lower bound for the cardinality of the minimum dominating set? we can give a k such that de k < y(G) ?

  • @bismillahyusufu5121
    @bismillahyusufu5121 Год назад

    Thank you, the Wrath of Math.
    I have downloaded all the videos in the playlist of Graph theory.
    The work is easy to follow and understand.
    Thanks so much

    • @WrathofMath
      @WrathofMath  Год назад

      Thank you for watching! Glad you're finding them helpful, let me know if you ever have any questions!

  • @brettleonard9228
    @brettleonard9228 7 месяцев назад

    Thank you for this video. I was struggling reading about how dominating sets worked, but your video made it click :D

  • @shree2710
    @shree2710 Год назад

    Amazing!! Relating dominating number with maximum degree!! The visualisation was amazing amazing amazing!!!!

  • @Ali-pg1oe
    @Ali-pg1oe 3 месяца назад

    you teach very well thank you so much for the complete explanation my name is Ali from Iran

  • @infinitymath4342
    @infinitymath4342 2 года назад

    Your method of teaching is amazing!!!

  • @parthachutia2943
    @parthachutia2943 Год назад +1

    Amazing!!
    can u make some more videos related to domination number ... plz!!!!

  • @deekshamohanty
    @deekshamohanty 11 месяцев назад

    Hi! Learned a lot from your videos, helped me get through a hard exam! Could you please make a video on finding the rank matrix and page rank vector of a directed graph? Thank you!

  • @ghazals.a1318
    @ghazals.a1318 Год назад

    Thanks for the swankiest math videos on the internet! Could you please make a video about network and flow in graph theory? (Or if you already have, leave me the link to it?)🙏🏻🌸

  • @Nikhil_Kumar_Math
    @Nikhil_Kumar_Math 9 месяцев назад

    That was an amazing lecture! Thanks :)

  • @ikametiza2205
    @ikametiza2205 Год назад

    thanks sir... Its make me understand to find minimum dominating set....
    its really helpful.
    there is algorithm to find dominating set of graph? or we just guessing?

  • @JayashreeK-ww7jr
    @JayashreeK-ww7jr 3 месяца назад

    Can you explain what is super dominating sets in some types of graph and tree in graph theory and what is super domination number of neighborhood corona product of graphs...

  • @abie4830
    @abie4830 2 года назад

    u deserve many more subscribers

  • @gauravm07
    @gauravm07 Год назад

    Please make a video on Augmenting Path Algorithm!!!!!!!!

  • @SankariA-q2o
    @SankariA-q2o 7 месяцев назад

    Can you explain about hop dominating set

  • @jnovahvillarin8407
    @jnovahvillarin8407 10 месяцев назад

    How about locating domination in graphs?

  • @nandhinis9655
    @nandhinis9655 Год назад

    Please explain
    Domination in hesitency fuzzy graph

  • @vizallaround
    @vizallaround Год назад

    Beautiful lecture

  • @aurearosal7710
    @aurearosal7710 2 года назад

    Csn I share your video with my students? Your method of explaining is tops!

  • @rain_yy
    @rain_yy 4 месяца назад

    are tree domination and dominating sets the same?

  • @vijayakumar-hb5bo
    @vijayakumar-hb5bo Год назад

    please need clear explanation vedio for DOMINATING FUNCTIONS OF GRAPHS

  • @infinitymath4342
    @infinitymath4342 2 года назад

    Plz upload videos on topological indices.
    Adjancy metric dimension
    Local metric dimension
    Strong metric dimension.

  • @kathymaeabraham9404
    @kathymaeabraham9404 Год назад

    Is the Herschel Graph in the example with 11 vertices is also locating set? your response is very much appreciated Sir😊

  • @dineshv231
    @dineshv231 11 месяцев назад

    Thanks a ton for this man!

  • @shilpalmohan
    @shilpalmohan Год назад

    Can you explain hop domination ?

  • @bytecode5834
    @bytecode5834 8 месяцев назад

    WOW! Thanks man!

  • @gordgodgord
    @gordgodgord Год назад +1

    Thanks. Please make some videos on solving real-world graph problems. I think it will going to be amazing!
    (PS: Maybe Math Olympiads are good resources for this?!)

  • @varshaselvaraj5659
    @varshaselvaraj5659 Год назад

    Is locating set and dominating set are same?

  • @strangerindisguise7664
    @strangerindisguise7664 2 года назад

    Amazing.

  • @mgmclasher4890
    @mgmclasher4890 Год назад

    Sir can you do friendship graph

  • @leeofavarice740
    @leeofavarice740 4 месяца назад

    can you do networks of provide me the link if you already have

  • @tennisclub_ir
    @tennisclub_ir Год назад

    What app is it ?!

  • @browse101
    @browse101 Год назад

    There is more to domination numbers than this.

    • @WrathofMath
      @WrathofMath  Год назад +1

      indeed

    • @browse101
      @browse101 Год назад

      @@WrathofMath Dou have an idea how to prove that the domination number of a graph with n vertices with no isolated vertex is at most floor (n/2)?

  • @shoopinc
    @shoopinc 2 года назад

    WORLD DOMINATION

    • @WrathofMath
      @WrathofMath  2 года назад +1

      That will be the feeling when I finally finish covering all the major graph theory topics!

    • @shoopinc
      @shoopinc 2 года назад

      @@WrathofMath Are you planning to cover any spectral graph theory?

    • @WrathofMath
      @WrathofMath  2 года назад +2

      Yes, but it will be a while. Once I finish most of the standard graph theory topics I'll probably focus more on some other stuff before getting into more niche graph theory topics

    • @shoopinc
      @shoopinc 2 года назад

      @@WrathofMath Yoooo, looking forward to it!