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Euler Circuits and Euler Paths

Thanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! :) / patrickjmt !! Euler Circuits and Euler Paths. In this video I discuss the ideas of: paths, multigraphs, euler paths, euler circuits, the necessary and sufficient condition for a graph to have an euler path or euler circuit, along with an applied problem.

Пікірлер: 184

  • @gabrielmeza812
    @gabrielmeza81210 жыл бұрын

    ive learned more in 10 minutes here about eularian paths and circuits than in 1 month in my math class, thank u sir

  • @AleksandrStrizhevskiy
    @AleksandrStrizhevskiy9 жыл бұрын

    This was great, but now I have no idea how to get to the second part of the video where you explain how to find the paths.

  • @yutangxie8593

    @yutangxie8593

    3 жыл бұрын

    Remember this: for there to be an Euler Path, there has to be 0 or 2 vertices with an odd degree, with the degree being the number of lines leading to that vertice and every other vertex degree has to be an even number because the path you are going on will start on the odd-degree vertex (if there is one) touch that vertex and go away. At some point, you will touch the starting point and the ending point (which is also an odd-degree vertex, if there is one).

  • @levizraelit5557
    @levizraelit555710 жыл бұрын

    Wonderful explanation. This helped a lot in reviewing the material for my discrete math class. To have an Euler Circuit, for every edge going "out" you need to have an edge going "in", thus an even degree for each vertex. For a path, the minimum condition is an additional edge after completing a circuit, creating two vertices with odd degrees.

  • @trojanhorse2029
    @trojanhorse202912 жыл бұрын

    Seriously, you have no idea how much your videos have helped me over the years. They helped me in high school, now they're supplements for my college lectures. Thank you so much.

  • @daman0015
    @daman0015 Жыл бұрын

    I hate this crap so much. It’s super confusing, but I’m glad there are ppl like you that take their time and explain to help ppl pass their class

  • @DONTSLAM
    @DONTSLAM8 жыл бұрын

    U R JUST THE BEST TEACHER I HAVE EVER SEEN.THANK YOU FOR EVERYTHİNG.I LOVE YOU MAN.

  • @bundokman
    @bundokman10 жыл бұрын

    I wish you were my discrete math teacher...=(

  • @patrickjmt
    @patrickjmt11 жыл бұрын

    my pleasure!

  • @MasterGlam
    @MasterGlam11 жыл бұрын

    Bless your heart!!!!!!! I have a test tomorrow afternoon and I have been googling and googling, looking through the professor's notes and I just could not get it. (I missed our last class) You have been a tremendous help to me. Thank you so so much! I would not have learned it without you.

  • @kevinlabore1726
    @kevinlabore172611 жыл бұрын

    I just wanted to thank you for two of your videos (I have only watched two so far)-- I am taking discrete math and found them to be of great value and really help me apply and understand the course material

  • @hammadsheikh4807
    @hammadsheikh48073 жыл бұрын

    After 11 years here I'm learning Euler paths for my final project. Hats off

  • @fireflies15
    @fireflies155 жыл бұрын

    dude it seems like you're saving all my IT journey through college not only calculus and linear algebra.. thanks a lot you resolved a lot of confusion surrounding this stuff

  • @rozakhalifa
    @rozakhalifa11 жыл бұрын

    I am IT student I want to tell you that because of you I get full mark in my mid term exam so thank you very much

  • @cherrysweet5492
    @cherrysweet54929 жыл бұрын

    Super helpful!!!! I was so sad my professor just doesn't know how to teach! Thank you so much!!!

  • @levelovixor
    @levelovixor3 жыл бұрын

    Completely understood everything if only all my math teachers would have been as good as you i would be a genius by now

  • @notniteyet
    @notniteyet9 жыл бұрын

    This is so clearly explained, thank you! Did you ever make the video on finding Euler paths/circuits?

  • @patrickjmt
    @patrickjmt13 жыл бұрын

    @motarski no problem, you are very welcome

  • @udennyn
    @udennyn12 жыл бұрын

    Thank you very much, it really cleared my doubt for Euler path and Euler circuit.The example was nice too..it cleared difference between Euler path and Euler circuit.Much respects and love from India.

  • @SKTWoodDesign
    @SKTWoodDesign5 жыл бұрын

    Best explanation so far - Tomorrow I pumped for the exam!

  • @Jikiaonimia
    @Jikiaonimia6 жыл бұрын

    i was about to fail my first topology exam, but your video really saved me, thank you so much!

  • @patrickjmt

    @patrickjmt

    6 жыл бұрын

    good luck in the course! topology is super interesting stuff

  • @mariconor242
    @mariconor24212 жыл бұрын

    If Carlsberg made discrete maths vids, they wouldn't even come close. Genius mate. Well done.

  • @iamarjunmehta
    @iamarjunmehta12 жыл бұрын

    Tomorrow r my xms,this helped me a lot .Thanx !

  • @mohamadqaiss3518

    @mohamadqaiss3518

    6 жыл бұрын

    how was your exam 6 years ago ha ha ha

  • @shirleyalicegodfrey4235
    @shirleyalicegodfrey42359 жыл бұрын

    thank able to see it function made more sense than trying to read and comprehend out of the book.

  • @brittanymillerrocks
    @brittanymillerrocks12 жыл бұрын

    wow thank you sooo much im in fifth grade n i had to know this but i missed my class because i had to go to gate class but this video got me right back on track so thank 10000000 times if thats a number

  • @jysc9062
    @jysc90627 жыл бұрын

    Tq so much, ur explanation is better than my lecturer's explanation

  • @ynes1988
    @ynes198811 жыл бұрын

    Thank you so much you gave me a better understand of the significance of euler paths.

  • @DonaldMurf
    @DonaldMurf3 жыл бұрын

    awesome video, 5 stars for teaching!

  • @tushart.sonwane9639
    @tushart.sonwane96392 жыл бұрын

    I really enjoy your videos, this makes learning fun.

  • @patrickjmt
    @patrickjmt12 жыл бұрын

    you are very welcome!

  • @akbarazad93
    @akbarazad939 жыл бұрын

    Thanks a lot ! You taught in a way I understood, better than my tutors. Haha. Good job.

  • @thepenmen22

    @thepenmen22

    9 жыл бұрын

    Akbar Azad 2 day lecture by my prof doing all proof and crap trying to explain this stuff, and this guy taught it in 10 mins. wtf college

  • @muhammadirfankhan7340
    @muhammadirfankhan73407 жыл бұрын

    where's the link to part 2?

  • @Takeitoff08
    @Takeitoff0813 жыл бұрын

    your helping me study for my final right now...i love this!

  • @ricardoneves93
    @ricardoneves9311 жыл бұрын

    The second problem is the "Chinese Postman Problem". Good explanation :)

  • @CBrown2392
    @CBrown239211 жыл бұрын

    This helped me a lot with my Discrete Math homework. Kudos!

  • @kimberlysouthern5354
    @kimberlysouthern535410 жыл бұрын

    I am THRILLED to see patrickJMT's videos for Euler circuits & paths! Actually, ANY math related videos of yours helps me tremendously! Thank you!

  • @twofaces4410
    @twofaces44105 жыл бұрын

    Awesome explained sir

  • @amritsohal7886
    @amritsohal78863 жыл бұрын

    I thought it was euler (you-ler) but (oil-ler) sounds great LOL love it man.

  • @atlrafa
    @atlrafa8 жыл бұрын

    Thanks for the crystal clear explanation

  • @patrickjmt
    @patrickjmt13 жыл бұрын

    @Madgod112 yep, i plan on doing a bunch more graph theory stuff, but it will be slow going for a while still as i am trying to crank out a bunch of trig stuff

  • @jimbob022
    @jimbob02211 жыл бұрын

    a simple and understandable explanation

  • @trojanhorse2029
    @trojanhorse202912 жыл бұрын

    An Euler circuit uses every edge exactly once and ends at the vertex on which it started; a Hamiltonian circuit uses every vertex exactly once and ends at the vertex on which it started.

  • @BesteOzcaglar
    @BesteOzcaglar9 жыл бұрын

    i really like all this videos! all of them are very useful.thank you so much !!!

  • @3isholy
    @3isholy11 жыл бұрын

    OMG!!! thank you so much! my teacher make it so complicated, but now its all good thank you man..

  • @CitizenLM
    @CitizenLM7 жыл бұрын

    Thank you for the thorough explanation, helped me a lot!

  • @arnelpapauran9225
    @arnelpapauran922511 жыл бұрын

    ohhh.. i see the porpose of your tutorial thats good for all person that they want to learned about euler circuit and euler path

  • @SuperMakeuphelper
    @SuperMakeuphelper12 жыл бұрын

    I love this,it explains the concepts clearly using drawings, thank you!

  • @jebiusenvy
    @jebiusenvy13 жыл бұрын

    Thanks for posting this this will help me for class!

  • @Joske369
    @Joske36912 жыл бұрын

    thanks, they asked a question similar to that last part on my exam, glad i checked this videos

  • @cil7ea
    @cil7ea13 жыл бұрын

    I apreciate so much what you do! Best wishes!

  • @Iteekapur12
    @Iteekapur129 жыл бұрын

    Made it so easy to understand. Thanks!

  • @GoodNewsForStrangers
    @GoodNewsForStrangers7 жыл бұрын

    Guys remember just like the video and read this comment. A graph is eulerian (euler cycle) when there is all even degrees. A graph is semi - euler (open uelarian) when there is 2 odd degrees.

  • @bluealpha8410
    @bluealpha84102 жыл бұрын

    I have watch most of your videos, and I-realized how stupid I am for not finding ur channel sooner.

  • @patrickjmt
    @patrickjmt13 жыл бұрын

    @rogybra i am not sure what you mean

  • @samauman8318
    @samauman83184 жыл бұрын

    thanks so much this helped me so so much!!!!

  • @jsoto11181
    @jsoto1118112 жыл бұрын

    Awesome. great explanantion! Test tomorrow! thank you!.

  • @patrickjmt
    @patrickjmt13 жыл бұрын

    @sanjor8r nope. i take requests from me only : )

  • @xander7b
    @xander7b13 жыл бұрын

    where is the next video where you explain how to make Euler circuit ?

  • @shehab5781
    @shehab57815 жыл бұрын

    I thought the definition of a path was that it cannot go through a vertex more than once but in a euler's path you do touch the vertex more than once?

  • @Minglator
    @Minglator9 жыл бұрын

    Can you do Hamiltonian Paths and reduce them to SAT

  • @user-zx5ot3wl8b
    @user-zx5ot3wl8b6 жыл бұрын

    Thank you very very much God bless you.

  • @edwardhuang503
    @edwardhuang50311 жыл бұрын

    Helps a lot ! Thank .! Hope i will do good in my discrete mathematics final exam

  • @5xyellowflash
    @5xyellowflash11 жыл бұрын

    You are the King!

  • @katiasampson2144
    @katiasampson21449 жыл бұрын

    thank you i got a clear understanding on this subject

  • @patrickjmt
    @patrickjmt13 жыл бұрын

    @Henry92RLC yes, i have 3, just do a search on my videos of 'induction'

  • @YourGPSForSuccess
    @YourGPSForSuccess11 жыл бұрын

    this really helped my daughter. i know i couldn't explain it! lol. subscribed.

  • @stevenhawking3637
    @stevenhawking36378 жыл бұрын

    Really Cool. Keep up the good work.

  • @piyasb
    @piyasb9 жыл бұрын

    Thank you...very helpful video !

  • @nazreidlover911
    @nazreidlover9115 жыл бұрын

    Thanks! This helped me so much!

  • @MenakaUdaraRanasinghe
    @MenakaUdaraRanasinghe13 жыл бұрын

    nice work! ..keep it up!!!!

  • @zly9729
    @zly97295 жыл бұрын

    simple and easy thank you so much ~

  • @kaneki1018
    @kaneki1018 Жыл бұрын

    Thank you sir

  • @videogamer459
    @videogamer45912 жыл бұрын

    @naileaflower7 it's simply how much edges the vertice makes like if you drew a dot and make an 'x' by drawing lines,that has 4 degree so simply how much edges or curves it makes...

  • @mattrew2
    @mattrew212 жыл бұрын

    so what's the difference between the euler path/circuit and the Hamiltonian path/circuit, respectively??

  • @orca719
    @orca7194 жыл бұрын

    This is amazing

  • @sjsawyer
    @sjsawyer13 жыл бұрын

    In terms of stoplights at the 4 main intersections, I think the optimum euler circuit (being the most efficient from a postal worker's perspective) would be one which involves just two left hand turns right? I don't see any with less than that. Forgive me if that has nothing to do with graph theory.. it's just something I saw on myth busters :)

  • @patrickjmt
    @patrickjmt12 жыл бұрын

    glad it helped :)

  • @elvis0305
    @elvis03054 жыл бұрын

    awesome tutorial

  • @patrickjmt

    @patrickjmt

    4 жыл бұрын

    Glad you liked it

  • @johnf.kennedy
    @johnf.kennedy3 жыл бұрын

    Thank you

  • @tomori60
    @tomori609 жыл бұрын

    Very good and very useful. Put a number on each video to make a set.

  • @harveygonzalez56
    @harveygonzalez5611 жыл бұрын

    you really help me i school thanx !!!!!!!!!!

  • @patrickjmt
    @patrickjmt13 жыл бұрын

    @thespurginator ha, well, of the 35000 subscribers, i guess i have to be on the same page with at least a few of them : )

  • @Henry92RLC
    @Henry92RLC13 жыл бұрын

    Do you have any videos on Mathematical Induction? If not, can you make one before Friday? It would help a lot.

  • @patrickjmt
    @patrickjmt13 жыл бұрын

    @ileacristian thanks : )

  • @rainaw0924
    @rainaw092410 жыл бұрын

    Thank you for sharing. Really impressive.

  • @yukaizhong4889

    @yukaizhong4889

    10 жыл бұрын

    A great engineer!

  • @rainaw0924

    @rainaw0924

    10 жыл бұрын

    Yukai Zhong who are you referring?

  • @kaurharshpreet
    @kaurharshpreet13 жыл бұрын

    Thanks alot, this was really helpful

  • @arshanooshyousefi1090
    @arshanooshyousefi10909 жыл бұрын

    Great video!

  • @alliedaniels
    @alliedaniels13 жыл бұрын

    Thank you!!! You saved my math grade lol

  • @andreischannel4594
    @andreischannel45944 жыл бұрын

    Thank you!!!!!!!!!!!!!!!!!!!!!!!!!

  • @kristavictorsen7289
    @kristavictorsen72899 жыл бұрын

    yup new favorite.

  • @shadowlegion3115
    @shadowlegion31156 жыл бұрын

    I wonder if a path can repeat vertices, cuz path is supposed to be a walk that doesn’t repeat any vertex twice right?

  • @volo7
    @volo77 жыл бұрын

    i thought trails and paths differ in definition. Trails are walks in which edges cannot be repeated and paths are walks in which vertices cannot be repeated

  • @MrMayoyama
    @MrMayoyama12 жыл бұрын

    Could you add hamilonian path/circuits to the end of this or as another topic?

  • @rozakhalifa
    @rozakhalifa11 жыл бұрын

    can you please explain hamiltonian circuits and how to find it mathematically not just by count vertices

  • @nandhanac4062
    @nandhanac40626 жыл бұрын

    Thank you....sir...it helps me lot

  • @mustakimbillah6436
    @mustakimbillah64369 жыл бұрын

    great work!!

  • @JohnCollinsPalmer
    @JohnCollinsPalmer13 жыл бұрын

    please do a video on hamiltonian circuits!

  • @idresidres4302
    @idresidres43024 жыл бұрын

    Hi Q) If G1 is r1-regular and G2 is r2-regular , G1+G2 is Euler circuits or not .

  • @wkdb0906
    @wkdb090611 жыл бұрын

    Very helpful. Thank you

  • @tatfr0guy
    @tatfr0guy13 жыл бұрын

    thanks! i now know how to deliver the mail correctly!

  • @btkw
    @btkw13 жыл бұрын

    hey put these graph theory videos in one playlist pls